Cracking the Coding Interview preparation Courses | System Design Interview Questions preparation

Crack Tech Interviews at MAANG and Top Product based companies

  • Learn Data Structures , Algorithms & Problems Solving techniques
  • Domain Specialization in Data Science, Machine Learning & AI
  • System Design Preparation (HLD + LLD)
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(In Microsoft, India)

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Job Referrals in Product Companies, Resume Preparation Session and Mock interviews

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Slack group for peer-to-peer learning & discussion with batchmates. Hackerrank for 1:1 tests & GitHub for Code review.

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Flexible EMI options on Credit cards and loan options on debit cards.

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Practise question is key to crack interviews. Instructor provides assignments for all the topics covered in the class.

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Popular Live Courses

• For Working Professionals LIVE Classes

Advanced Course of Data Structures, Algorithms & System Design(HLD + LLD)

Learn From Basic to Advanced DSA, Problem Solving, Scalable System Design (HLD + LLD),Design Patten etc

  • Curriculum

    1:1 Mentorship

  • Duration

    7 Months Classes
    Life Time Access

  • Mode

    LIVE Classes Weekend

  • ADDITIONAL CURRICULUM

    Projects included

• For Working Professionals LIVE Classes

Data Science & AI Master Program

Learn Basic to Advanced Data Science Concepts with practical 20+ projects, Machine Learning, Deep Learning, Neural Networks, Statistics etc

  • Curriculum

    1:1 Mentorship

  • Duration

    8 Months Classes
    Life Time Access

  • Mode

    LIVE Classes Weekend

  • ADDITIONAL CURRICULUM

    20+ Projects

• For Working Professionals LIVE Classes

Advanced Course of System Design(HLD + LLD)

Learn From Basic to Advanced Scalable System Design (HLD + LLD), Design Patten, Microservices, Distributed System, OOPS etc

  • Curriculum

    1:1 Mentorship

  • Duration

    3 Months Classes
    Life Time Access

  • Mode

    LIVE Classes Weekend

  • ADDITIONAL CURRICULUM

    Practical Use Cases

• For Freshers Candidates LIVE Classes

Advanced Course of Data Structures, Algorithms & Problem Solving

Learn From Basic to Advanced Data Structures, Algorithms & Problem-Solving techniques

  • Curriculum

    1:1 Mentorship

  • Duration

    4 Months Classes
    Life Time Access

  • Mode

    LIVE Classes Weekend

  • ADDITIONAL CURRICULUM

    Projects included

Live Courses

Software Development

DSA & System Design

Batch starting on 15th March

• For Working Professionals LIVE Classes

Advanced Course of Data Structures, Algorithms & System Design(HLD + LLD)

Learn From Basic to Advanced DSA, Problem Solving, Scalable System Design (HLD + LLD),Design Patten etc

  • Curriculum

    1:1 Mentorship

  • Duration

    7 Months Classes
    Life Time Access

  • Mode

    LIVE Classes Weekend

  • ADDITIONAL CURRICULUM

    Projects included

DSA & Problem Solving

Batch starting on 15th March 2024

• For Freshers Candidates LIVE Classes

Advanced Course of Data Structures, Algorithms & Problem Solving

Learn From Basic to Advanced Data Structures, Algorithms & Problem-Solving techniques

  • Curriculum

    1:1 Mentorship

  • Duration

    4 Months Classes
    Life Time Access

  • Mode

    LIVE Classes Weekend

  • ADDITIONAL CURRICULUM

    Projects included

Data Science & AI

Data Science

Batch starting on 18th Sept Batch

• For Working Professionals LIVE Classes

Data Science & AI Master Program

Learn Basic to Advanced Data Science Concepts with practical 20+ projects, Machine Learning, Deep Learning, Neural Networks, Statistics etc

  • Curriculum

    1:1 Mentorship

  • Duration

    8 Months Classes
    Life Time Access

  • Mode

    LIVE Classes Weekend

  • ADDITIONAL CURRICULUM

    20+ Projects

4.7

4.8

4.8

Detail Syllabus - Live Classes

Data Structure, Algorithm & Problem Solving course

(Duration - 4 months)

This course is curated by leading faculties and industry leaders to provide practical learning experience with live interactive classes and projects.

  • • Order complexity analysis
  • • What is Big 0 Notation, how to use it with various examples.

What is space & time complexity, examples to find out space time complexity

  • • Understanding Average, Best and Worst case of various programs.
  • • Analysis of Loops, Time Complexity of Loop with Powers

More complex examples which involves multiples exponential loops .

  • What is recursion, how to analyse recursion in call stacks .

  • • Understanding code flow of recursive call with examples

  • • Difference between recursive and iterative approaches
  • • Find space complexity of recursive calls.

  • • More Complex examples involve recursion calls,

  • Understanding the Array computations with examples .
  • Implementation of Array problems

  • Why do we need arrays ?
  • Array Advantages And Limitation over other data structures

  • Matrix related Problem(2-D array)
  • Minimum Window Substring
  • Two pointers approach etc

  • Linting, formatting, understanding Python code,
  • Array problems involves searching
  • Array sorting efficient algorithms

  • Discussion of Top product companies interview questions based on Array

  • Most asked interview question are based on strings.
  • How to efficiently solve strings problems

  • Tricks of solving the strings problems techniques
  • Two pointers tricks, window based problems etc

  • Discussion of Top product companies interview questions based on String

  • Linked List creation implementation
  • Adding,deleting and finding specific nodes

  • Implementation of Doubly linked list
  • Implementation of Circular linked list
  • Problems based on DLL, Circular LinkedList.

  • Merge two sorted linked lists, merge sort of a linked list
  • Reversing a linked list, k group Linked List etc

  • Discussion of top product companies interview questions based on DLL, LinkedList

  • Introduction to Trees.
  • Making a tree node class
  • Tree traversals
  • Destructor for tree node class

  • Balanced Trees, How to maintain Tree Balance
  • Self-balancing tree

  • In Order, Pre and Post-Order using recursion
  • Problems based on Binary Tree traversal
  • What Is a Binary Search Tree Used For?
  • Left view, right view, bottom view of binary tree etc

  • Discussion of Top product companies interview questions based on Binary tree

  • Introduction to Binary Search Trees
  • Searching a node in BST
  • Inserting and Deleting nodes in BST
  • Types of balanced BSTs

  • Discussion of Top product companies interview questions based on BST

  • B Tree, B+ Tree & Threaded binary tree
  • AVL Tree, Segment Tree
  • N-ary Tree and Problems

  • Discussion of Top product companies interview questions based on Advanced tree

  • Operations on Stack LIFO operation.
  • Applications & implementation of Stack Data Structure

  • Valid parenthesis, find next greater element, prefix, postfix etc

  • Complex problems of stack

  • Discussion of Top product companies interview questions based on Stack LIFO operation

  • Operations on Queue FIFO operation.
  • Applications & implementation of Queue Data Structure

  • Discussion of Top product companies interview questions based on Queue

  • Applications & implementation of Circular Queue Data Structure

  • Discussion of Top product companies interview questions based on Queue FIFO operation
  • Medium to Advanced set of problems discussion

  • Implementation of Priority Queue using various data structures
  • Insert, delete, peek operation in priority queue
  • Binary Heap Time Complexity of building a heap
  • Applications of Heap Data Structure

  • Min heap, Max heap implementation
  • Interview problems based on Min/Max Heap
  • Basic heap operation, Heapify operation implementation

  • Discussion of Top product companies interview questions based on Heap & Priority Queue

  • Hashing DS, Hash table, hash function.
  • Double hashing, probing
  • Insert, delete & search in hash in O(1) time

  • Top k elements, Smallest subarray, word count etc
  • Product companies Hashing interview questions

  • Implement LRU, various problems on LRU

  • Discussion of Top product companies interview questions based on Hashing

  • Graph and its representations.
  • Undirected Graph, Directed Graph, Connected Graph etc

  • Graph implementation of Adjacency List
  • Adjacency matrix representation of Graph

  • DFS implementation, Application
  • BFS implementation , Application

  • Medium to Advanced interview questions on BFS & DFS

  • All types & implementation of Shortest Path Algorithms
  • Single-Source Shortest Paths in Directed & Undirected graph

  • Trie Data Structure - Explained with Examples.
  • Why use Trie Data Structure?

  • Insert in Trie
  • Search in Trie
  • Trie Applications

  • Word search, Longest Common Prefix, Words in dictionary etc

  • Suffix Tree Introduction
  • Search a pattern using the built Suffix Array
  • Longest common prefix of two substrings
  • Finding the longest repeated substring
  • Pattern searching

  • Representation of ternary search trees
  • Applications of ternary search trees

  • Representation of Segment trees
  • Construction of segment tree from array
  • Interview questions of segment tree

  • Discussion of Top product companies interview questions based on Advanced DSA

  • • Optimizing algorithms & find time complexity of algorithms.
  • • Complexity Analysis of exponential & factorial runtime

  • • Space time complexity of algorithms.
  • • Techniques to find time & space complexity

• Searching Algorithms Implementation & Problems

• Binary search algorithm, implementation with examples

• Searching max value in ordering array & rotational array using binary search

• Array overview & introduction

• Rotational array , Binary search advanced problem

• Searching max value in ordering array & rotational array using binary search

• Discussion of Top product companies interview questions based on Searching Algorithms

• Stable & unstable sorting

• Implementation & complexity of all sorting algorithms

• Advanced efficient sorting discussion

• Implementation of Advance sorting

• Medium & Advanced problem based on merge sort

• Medium & Advanced problem based on merge sort

• Medium & Advanced problem based on merge sort

• Discussion of Top product companies interview questions based on Searching Algorithms

• Steps for achieving a Greedy Algorithm

• How to identify greedy algorithms

• Does a greedy algorithm always work?

• Activity Selection Problem, Job sequencing and selection Problem

• Algorithm of Huffman Code

• Discussion of Top product companies interview questions based on Greedy algo

• Searching a string for a specific pattern or sub-string based problems

• The Prefix Function, the KMP Matcher & running time

• Searching/matching patterns in the text using a hash function

• Suffix search approach

• Maximum Subarray Problem, Subarray problems etc

• Intuition behind Manacher’s algorithm, Implementation

• Finding the Longest Palindromic Substring

• Discussion of Top product companies interview questions based on Pattern Searching

• Understanding backtracking approach, how to Solve Problems

• Medium to Hard problems in Backtracking

• Discussion of Top product companies interview questions based on Backtracking

• Understanding backtracking approach, how to Solve Problems

• Medium to Hard problems in Backtracking

• Discussion of Top product companies interview questions based on Backtracking

• Discussion of Top product companies interview questions based on Backtracking

• Understanding backtracking approach, how to Solve Problems

• Medium to Hard problems in Backtracking

• Discussion of Top product companies interview questions based on Backtracking

• Discussion of Top product companies interview questions based on Backtracking

• Understanding backtracking approach, how to Solve Problems

• Medium to Hard problems in Backtracking

• Discussion of Top product companies interview questions based on Backtracking

• Discussion of Top product companies interview questions based on Backtracking

• Discussion of Top product companies interview questions based on Backtracking

• Discussion of Top product companies interview questions based on Backtracking

• Discussion of Top product companies interview questions based on Backtracking

• Discussion of Top product companies interview questions based on Backtracking

Introduction to OOPS, Creating objects, Getters and setters, Constructors and related concepts, Inbuilt constructor and destructor, Example classes

Static members, Function overloading and related concepts, Abstraction, Encapsulation, Inheritance, Polymorphism, Virtual functions, Abstract classes, Exception handling

  • • What is Competitive Programming and How to Prepare for It?
  • • How to use mathematical algorithms to solve CP
  • • String based competitive programming Practice
  • • Hackerank, Hackerearch , Codeforce Practice in Live classes

  • • Feature Branch Workflow
  • • Git Commands & Examples
  • • Branching and Merging
  • • Centralized, Distributed, Localized version control systems

  • • Change Management in Software Development
  • • Release management
  • • Designing Software building process with sprints

  • • What is Agile Methodology, Process & Life Cycle
  • • Scrum Testing, Process, Artifacts, Sprint
  • • Agile Vs Waterfall, Agile Vs Scrum
  • • Scrum Master Tutorial
  • • Agile approach for the project

Initial player aces are aces that are contained in the initial player hand (the first two cards dealt to the player) prior to the Ace Rule being satisfied; and are an important piece of the ‘Ace Rule.’

  • • Introduction to SDLC with Git
  • • Reviewing and gathering tools for project
  • • Build project, Identify and log bugs, Clear bugs
  • • Designing Software building process

BookMyshow design & Implement

This is a beginner-friendly real-time project using object-oriented principles and data structures and algorithms concepts. You will learn how to design & implement a ticket booking system that supports synchronization.

E-commerce Websites (Amazon, Flipkart, etc)

Design and Implementation of a project of e-commerce product ( Like Amazon, Flipkart) where users can pick items to their cart, place orders, track orders, and conformation will be sent after delivery. The payment gateway should be supported in card/cash/UPI options. Your system acce

Design Social Media Network

Real time project to design the social media network having all functionality of connecting friends, communication and viewing news feed. Group, Post, Message, and Comment is primary features will implemented in the social media network project Complete end to end flow of object oriented design project of social media platform.

Stock Brokerage System(e.g Zerodha, Upstocks etc)

Design Stock Brokerage System real time project from scratch. As the part of this project we will use all data structures and algorithms to write efficient code for selling and buying multiple types of stocks from our platform in a concurrent system. System mainly responsible for sending notifications for stock orders and periodically fetching stock quotes from the stock exchange It can register new account , place order, search stock inventory and deposit/withdraw money.

Program Highlights

  • 110+ Hours Live sessions
  • 1:1 Doubt Session
  • 4+ Projects
  • Multiple Batches Options
  • Life time accessibility
  • Job Referrals Program
  • Peer to peer Learning
  • Mock Interviews
  • Resume Preparation
  • Weekly Assignments
  • Regular Progress Tests
  • Code Explanation

Detail Syllabus - Live Classes

Scalable System Design with HLD + LLD

(Duration - 3 months)

This course is curated by leading faculties and industry leaders to provide practical learning experience with live interactive classes and projects.

  • • Techniques to start discussing the problem statement scope
  • • Define all design constraints in the system
  • • Finalizing the scalability, the system will support

  • • System capacity/size estimation with number of users access it
  • • Finalizing the target environment (Tools, library or open sources)
  • • Concise the problem, support the scalability

  • • Identify system level REST API to access the recourses.
  • • Define parameters, return types JSON
  • • Finalize read/write/delete/paste API possible in the system

  • Identify all the data models & business logic involved in backend
  • Identify all functional/Non-functional components involved
  • Finalize state machine, service layer & interfaces

  • Check reliability and redundancy
  • Components required to make low latency system
  • Database finalization, Metadata Sharding etc.

  • Distributed Hash Table, LRU, In-memory Data Lookup
  • Memcache, Read-Through, Write-Through Cache

  • http/https, DOS, web server, abstraction layer
  • Scheduling algo, Round robin, FCFS
  • One to Many, Many to One Communication

  • Vertical scaling, Horizontal scaling, which is better
  • Minimize Latency & Increase Throughput Of System
  • Factors Need to be considered for Scalable System Design

  • High Availability Clustering
  • Desinging & Configuring Distributed Cache
  • Abstraction & Consistency Model

  • Introduction & Configuration of Pub-Sub Model
  • Real-Time Streaming, Active MQ,Message Broker
  • Configuration Load Balancer, Set up CDN

  • Basic Architecture of Kubernetes
  • Kubectl Describe, Configuration of Zookeeper
  • Root Nameserver, Authoritative nameserver, DNS Resolver

  • Client Side vs Server Side Rendering
  • Adding,deleting and Finding Specific Nodes

  • REST API - CORS and Enabling CORS
  • REST-PUT,DELETE,GET,POST Configuration
  • Serialization vs De-Serialization,Working with JSON
  • POSTMAN,Swagger Configuration
  • Restful Web Services Implementation

  • Key Data Store
  • Pull and Push Models Implementations
  • HTTP keep-alive vs long polling

  • • Optimizing algorithms & find time complexity of algorithms.
  • • Complexity Analysis of exponential & factorial runtime

  • • Space time complexity of algorithms.
  • • Techniques to find time & space complexity

  • Push, Poll architecture, pooling, webhooks
  • Polling and Streaming, Long pooling, webSocket

  • Master slave architecture, Leader Follow Architecture
  • Message ordering in pubsub, Kafka, ActiveMQ

  • How to Handle concurrency issues in System, Handle fault tolerant issues
  • Service Handle millions of request/response, Handle latency issues

• Database Transaction Isolation During concurrency

• Client Side Monitoring System

• Which Scalability Approach is Right for our Applications

• How to Improve and Test the Scalability of our Applications

• Achieving High Availability - Fault Tolerance

Locking, Thread Safety, Interrupt Signals

Non-Blocking Synchronization

• Distributed Hashing Scheme Using Consistent Hashing

Configuration of Zookeeper & Uses in a Cluster of Machine

• Memcached Configuration, Key Value Store

• Redis Details & How to Use it

• How to Configure & Send Message using Messages Queue

• ActiveMQ , RabbitMQ Implementation

Kafka Broker Configuration

Kafka Producer,Consumer & Topic

CallBack & Acknowledgment

Real Time Stream Processing

Complex Problems Kafka Applications

Spark Cluster and Runtime Architecture

Spark SQL Engine and Query Planning

Spark Memory Allocation, Spark Schedulers

Repartition and Coalesce, Spark Schedulers

Atomicity, Consistency, Isolation, Persistence

Two-Phase Commit Architecture

Orchestration Architecture

Saga Architecture, Transactional Messaging

Best-effort Notification, Sub-Transaction Barriers

  • Design video streaming service YouTube/Netflix

  • Design TinyURL Service with scalable HLD and LLD design

  • Design Ride sharing service Uber/Ola

  • Design Online Search engine and there page ranking & web crawler features architecture.

  • Design System with geolocation mapping system

  • Design Newsfeed Service in Facebook

  • Design Twitter like social networking service & its tweet search features

  • Design Instagram social networking service

  • Design API Rate Late Limiter

  • Design WhatsApp/Facebook Chat Service

  • Design Mailing service Like Gmail/Yahoo

  • Design System that supports Event Based Architecture

  • Design Calendar booking service like Google Calendar

  • Design Railway reservation system Like IRCTC

  • Design Online bus booking system like RedBus

  • Design Online ticket booking system like BookMyShow

  • How Microservice Architecture is Better than Monolithic Architecture
  • Event-Driven Architecture, Microservice Architecture Introduction

  • Design Patterns for Microservices

  • Migrate Monolithic Application to Microservices

  • Single-Responsibility Principle.
  • Open-Closed Principle
  • Liskov Substitution Principle
  • Interface Segregation Principle
  • Dependency Inversion Principle

  • Design & implement Singleton Design Pattern

  • Design & implement Factory Design Pattern

  • Design & implement abstract factory design pattern

  • Design & implement Observer Design Pattern

  • Design & implement Strategy Design Pattern

  • Design & implement Decorator Design Pattern

  • Design & implement Adapter Design Pattern

  • Container, Images, Use configs with a Nginx service.
  • Configuring Docker environment, create Docker image

  • Connect & connect to EC2 instance using SSH

  • Managing Container with Docker Commands

  • Running Web App in docker container

  • Deployment App using docker-compose

  • Creating Service in AWS
  • Managing Your AWS Cluster
  • Route Table, Internet Gateway Configuration in AWS
  • Elastic IP and NAT Gateway in AWS
  • AWS RBAC Role Based Access Control
  • Shared Responsibilty Model
  • Users, Groups, Roles and Policies Stiching
  • EC2 Instance Configurations
  • EC2 Networking, Security and Monitoring
  • Amazon DynamoDB and DAX

  • Key-value stores, such as Redis and DynamoDB
  • Document databases, such as MongoDB and CouchDB
  • Wide-column databases, such as Cassandra and HBase
  • Graph databases, such as Neo4J and Infinite Graph

  • Scalability, Low Latency, Fault Tolerant
  • Cassandra vs MongoDB vs Redis
  • Uses and application of Cassandra
  • Uses and application of MongoDB
  • Uses and application of Redis
  • Uses and application of Memcached
  • Uses and application of DynamoDB

  • Big Data Architecture, Database Sharding
  • Database Scaling – Horizontal vs. Vertical
  • Database Read Replicas, Database Caching

  • MySQL, SQL joins, SQL queries etc.
  • Normalization, Persistence, ACID property

  • Key-value stores, such as Redis and DynamoDB
  • Document databases, such as MongoDB and CouchDB
  • Wide-column databases, such as Cassandra and HBase
  • Graph databases, such as Neo4J and Infinite Graph

  • Scalability, Low Latency, Fault Tolerant
  • Cassandra vs MongoDB vs Redis
  • Uses and application of Cassandra
  • Uses and application of MongoDB
  • Uses and application of Redis
  • Uses and application of Memcached
  • Uses and application of DynamoDB

  • Big Data Architecture, Database Sharding
  • Database Scaling – Horizontal vs. Vertical
  • Database Read Replicas, Database Caching

Program Highlights

  • 85+ Hours Live sessions
  • 1:1 Doubt Session
  • 3+ Design Projects
  • Multiple Batches Options
  • Life time accessibility
  • Job Referrals Program
  • Peer to peer Learning
  • Mock Interviews
  • Resume Preparation
  • Weekly Assignments
  • Regular Progress Tests
  • Code Explanation

Course : Advanced Course of DSA, Problem Solving & System Design(HLD + LLD)

Detail Syllabus - Live Classes

(Duration - 7 months)

This course is curated by leading faculties and industry leaders to provide practical learning experience with live interactive classes and projects.

  • • Order complexity analysis
  • • What is Big 0 Notation, how to use it with various examples.

What is space & time complexity, examples to find out space time complexity

  • • Understanding Average, Best and Worst case of various programs.
  • • Analysis of Loops, Time Complexity of Loop with Powers

More complex examples which involves multiples exponential loops .

  • What is recursion, how to analyse recursion in call stacks .

  • • Understanding code flow of recursive call with examples

  • • Difference between recursive and iterative approaches
  • • Find space complexity of recursive calls.

  • • More Complex examples involve recursion calls,

  • Understanding the Array computations with examples .
  • Implementation of Array problems

  • Why do we need arrays ?
  • Array Advantages And Limitation over other data structures

  • Matrix related Problem(2-D array)
  • Minimum Window Substring
  • Two pointers approach etc

  • Linting, formatting, understanding Python code,
  • Array problems involves searching
  • Array sorting efficient algorithms

  • Discussion of Top product companies interview questions based on Array

  • Most asked interview question are based on strings.
  • How to efficiently solve strings problems

  • Tricks of solving the strings problems techniques
  • Two pointers tricks, window based problems etc

  • Discussion of Top product companies interview questions based on String

  • Linked List creation implementation
  • Adding,deleting and finding specific nodes

  • Implementation of Doubly linked list
  • Implementation of Circular linked list
  • Problems based on DLL, Circular LinkedList.

  • Merge two sorted linked lists, merge sort of a linked list
  • Reversing a linked list, k group Linked List etc

  • Discussion of top product companies interview questions based on DLL, LinkedList

  • Introduction to Trees.
  • Making a tree node class
  • Tree traversals
  • Destructor for tree node class

  • Balanced Trees, How to maintain Tree Balance
  • Self-balancing tree

  • In Order, Pre and Post-Order using recursion
  • Problems based on Binary Tree traversal
  • What Is a Binary Search Tree Used For?
  • Left view, right view, bottom view of binary tree etc

  • Discussion of Top product companies interview questions based on Binary tree

  • Introduction to Binary Search Trees
  • Searching a node in BST
  • Inserting and Deleting nodes in BST
  • Types of balanced BSTs

  • Discussion of Top product companies interview questions based on BST

  • B Tree, B+ Tree & Threaded binary tree
  • AVL Tree, Segment Tree
  • N-ary Tree and Problems

  • Discussion of Top product companies interview questions based on Advanced tree

  • Operations on Stack LIFO operation.
  • Applications & implementation of Stack Data Structure

  • Valid parenthesis, find next greater element, prefix, postfix etc

  • Complex problems of stack

  • Discussion of Top product companies interview questions based on Stack LIFO operation

  • Operations on Queue FIFO operation.
  • Applications & implementation of Queue Data Structure

  • Discussion of Top product companies interview questions based on Queue

  • Applications & implementation of Circular Queue Data Structure

  • Discussion of Top product companies interview questions based on Queue FIFO operation
  • Medium to Advanced set of problems discussion

  • Implementation of Priority Queue using various data structures
  • Insert, delete, peek operation in priority queue
  • Binary Heap Time Complexity of building a heap
  • Applications of Heap Data Structure

  • Min heap, Max heap implementation
  • Interview problems based on Min/Max Heap
  • Basic heap operation, Heapify operation implementation

  • Discussion of Top product companies interview questions based on Heap & Priority Queue

  • Hashing DS, Hash table, hash function.
  • Double hashing, probing
  • Insert, delete & search in hash in O(1) time

  • Top k elements, Smallest subarray, word count etc
  • Product companies Hashing interview questions

  • Implement LRU, various problems on LRU

  • Discussion of Top product companies interview questions based on Hashing

  • Graph and its representations.
  • Undirected Graph, Directed Graph, Connected Graph etc

  • Graph implementation of Adjacency List
  • Adjacency matrix representation of Graph

  • DFS implementation, Application
  • BFS implementation , Application

  • Medium to Advanced interview questions on BFS & DFS

  • All types & implementation of Shortest Path Algorithms
  • Single-Source Shortest Paths in Directed & Undirected graph

  • Trie Data Structure - Explained with Examples.
  • Why use Trie Data Structure?

  • Insert in Trie
  • Search in Trie
  • Trie Applications

  • Word search, Longest Common Prefix, Words in dictionary etc

  • Suffix Tree Introduction
  • Search a pattern using the built Suffix Array
  • Longest common prefix of two substrings
  • Finding the longest repeated substring
  • Pattern searching

  • Representation of ternary search trees
  • Applications of ternary search trees

  • Representation of Segment trees
  • Construction of segment tree from array
  • Interview questions of segment tree

  • Discussion of Top product companies interview questions based on Advanced DSA

  • • Optimizing algorithms & find time complexity of algorithms.
  • • Complexity Analysis of exponential & factorial runtime

  • • Space time complexity of algorithms.
  • • Techniques to find time & space complexity

• Searching Algorithms Implementation & Problems

• Binary search algorithm, implementation with examples

• Searching max value in ordering array & rotational array using binary search

• Array overview & introduction

• Rotational array , Binary search advanced problem

• Searching max value in ordering array & rotational array using binary search

• Discussion of Top product companies interview questions based on Searching Algorithms

• Stable & unstable sorting

• Implementation & complexity of all sorting algorithms

• Advanced efficient sorting discussion

• Implementation of Advance sorting

• Medium & Advanced problem based on merge sort

• Medium & Advanced problem based on merge sort

• Medium & Advanced problem based on merge sort

• Discussion of Top product companies interview questions based on Searching Algorithms

• Steps for achieving a Greedy Algorithm

• How to identify greedy algorithms

• Does a greedy algorithm always work?

• Activity Selection Problem, Job sequencing and selection Problem

• Algorithm of Huffman Code

• Discussion of Top product companies interview questions based on Greedy algo

• Searching a string for a specific pattern or sub-string based problems

• The Prefix Function, the KMP Matcher & running time

• Searching/matching patterns in the text using a hash function

• Suffix search approach

• Maximum Subarray Problem, Subarray problems etc

• Intuition behind Manacher’s algorithm, Implementation

• Finding the Longest Palindromic Substring

• Discussion of Top product companies interview questions based on Pattern Searching

• Understanding backtracking approach, how to Solve Problems

• Medium to Hard problems in Backtracking

• Discussion of Top product companies interview questions based on Backtracking

• Understanding backtracking approach, how to Solve Problems

• Medium to Hard problems in Backtracking

• Discussion of Top product companies interview questions based on Backtracking

• Discussion of Top product companies interview questions based on Backtracking

• Understanding backtracking approach, how to Solve Problems

• Medium to Hard problems in Backtracking

• Discussion of Top product companies interview questions based on Backtracking

• Discussion of Top product companies interview questions based on Backtracking

• Understanding backtracking approach, how to Solve Problems

• Medium to Hard problems in Backtracking

• Discussion of Top product companies interview questions based on Backtracking

• Discussion of Top product companies interview questions based on Backtracking

• Discussion of Top product companies interview questions based on Backtracking

• Discussion of Top product companies interview questions based on Backtracking

• Discussion of Top product companies interview questions based on Backtracking

• Discussion of Top product companies interview questions based on Backtracking

Introduction to OOPS, Creating objects, Getters and setters, Constructors and related concepts, Inbuilt constructor and destructor, Example classes

Static members, Function overloading and related concepts, Abstraction, Encapsulation, Inheritance, Polymorphism, Virtual functions, Abstract classes, Exception handling

  • • What is Competitive Programming and How to Prepare for It?
  • • How to use mathematical algorithms to solve CP
  • • String based competitive programming Practice
  • • Hackerank, Hackerearch , Codeforce Practice in Live classes

  • • Feature Branch Workflow
  • • Git Commands & Examples
  • • Branching and Merging
  • • Centralized, Distributed, Localized version control systems

  • • Change Management in Software Development
  • • Release management
  • • Designing Software building process with sprints

  • • What is Agile Methodology, Process & Life Cycle
  • • Scrum Testing, Process, Artifacts, Sprint
  • • Agile Vs Waterfall, Agile Vs Scrum
  • • Scrum Master Tutorial
  • • Agile approach for the project

Initial player aces are aces that are contained in the initial player hand (the first two cards dealt to the player) prior to the Ace Rule being satisfied; and are an important piece of the ‘Ace Rule.’

  • • Introduction to SDLC with Git
  • • Reviewing and gathering tools for project
  • • Build project, Identify and log bugs, Clear bugs
  • • Designing Software building process

  • • Techniques to start discussing the problem statement scope
  • • Define all design constraints in the system
  • • Finalizing the scalability, the system will support

  • • System capacity/size estimation with number of users access it
  • • Finalizing the target environment (Tools, library or open sources)
  • • Concise the problem, support the scalability

  • • Identify system level REST API to access the recourses.
  • • Define parameters, return types JSON
  • • Finalize read/write/delete/paste API possible in the system

  • Identify all the data models & business logic involved in backend
  • Identify all functional/Non-functional components involved
  • Finalize state machine, service layer & interfaces

  • Check reliability and redundancy
  • Components required to make low latency system
  • Database finalization, Metadata Sharding etc.

  • Distributed Hash Table, LRU, In-memory Data Lookup
  • Memcache, Read-Through, Write-Through Cache

  • http/https, DOS, web server, abstraction layer
  • Scheduling algo, Round robin, FCFS
  • One to Many, Many to One Communication

  • Vertical scaling, Horizontal scaling, which is better
  • Minimize Latency & Increase Throughput Of System
  • Factors Need to be considered for Scalable System Design

  • High Availability Clustering
  • Desinging & Configuring Distributed Cache
  • Abstraction & Consistency Model

  • Introduction & Configuration of Pub-Sub Model
  • Real-Time Streaming, Active MQ,Message Broker
  • Configuration Load Balancer, Set up CDN

  • Basic Architecture of Kubernetes
  • Kubectl Describe, Configuration of Zookeeper
  • Root Nameserver, Authoritative nameserver, DNS Resolver

  • Client Side vs Server Side Rendering
  • Adding,deleting and Finding Specific Nodes

  • REST API - CORS and Enabling CORS
  • REST-PUT,DELETE,GET,POST Configuration
  • Serialization vs De-Serialization,Working with JSON
  • POSTMAN,Swagger Configuration
  • Restful Web Services Implementation

  • Key Data Store
  • Pull and Push Models Implementations
  • HTTP keep-alive vs long polling

  • • Optimizing algorithms & find time complexity of algorithms.
  • • Complexity Analysis of exponential & factorial runtime

  • • Space time complexity of algorithms.
  • • Techniques to find time & space complexity

  • Push, Poll architecture, pooling, webhooks
  • Polling and Streaming, Long pooling, webSocket

  • Master slave architecture, Leader Follow Architecture
  • Message ordering in pubsub, Kafka, ActiveMQ

  • How to Handle concurrency issues in System, Handle fault tolerant issues
  • Service Handle millions of request/response, Handle latency issues

• Database Transaction Isolation During concurrency

• Client Side Monitoring System

• Which Scalability Approach is Right for our Applications

• How to Improve and Test the Scalability of our Applications

• Achieving High Availability - Fault Tolerance

Locking, Thread Safety, Interrupt Signals

Non-Blocking Synchronization

• Distributed Hashing Scheme Using Consistent Hashing

Configuration of Zookeeper & Uses in a Cluster of Machine

• Memcached Configuration, Key Value Store

• Redis Details & How to Use it

• How to Configure & Send Message using Messages Queue

• ActiveMQ , RabbitMQ Implementation

Kafka Broker Configuration

Kafka Producer,Consumer & Topic

CallBack & Acknowledgment

Real Time Stream Processing

Complex Problems Kafka Applications

Spark Cluster and Runtime Architecture

Spark SQL Engine and Query Planning

Spark Memory Allocation, Spark Schedulers

Repartition and Coalesce, Spark Schedulers

Atomicity, Consistency, Isolation, Persistence

Two-Phase Commit Architecture

Orchestration Architecture

Saga Architecture, Transactional Messaging

Best-effort Notification, Sub-Transaction Barriers

  • Design video streaming service YouTube/Netflix

  • Design TinyURL Service with scalable HLD and LLD design

  • Design Ride sharing service Uber/Ola

  • Design Online Search engine and there page ranking & web crawler features architecture.

  • Design System with geolocation mapping system

  • Design Newsfeed Service in Facebook

  • Design Twitter like social networking service & its tweet search features

  • Design Instagram social networking service

  • Design API Rate Late Limiter

  • Design WhatsApp/Facebook Chat Service

  • Design Mailing service Like Gmail/Yahoo

  • Design System that supports Event Based Architecture

  • Design Calendar booking service like Google Calendar

  • Design Railway reservation system Like IRCTC

  • Design Online bus booking system like RedBus

  • Design Online ticket booking system like BookMyShow

  • How Microservice Architecture is Better than Monolithic Architecture
  • Event-Driven Architecture, Microservice Architecture Introduction

  • Design Patterns for Microservices

  • Migrate Monolithic Application to Microservices

  • Single-Responsibility Principle.
  • Open-Closed Principle
  • Liskov Substitution Principle
  • Interface Segregation Principle
  • Dependency Inversion Principle

  • Design & implement Singleton Design Pattern

  • Design & implement Factory Design Pattern

  • Design & implement abstract factory design pattern

  • Design & implement Observer Design Pattern

  • Design & implement Strategy Design Pattern

  • Design & implement Decorator Design Pattern

  • Design & implement Adapter Design Pattern

  • Container, Images, Use configs with a Nginx service.
  • Configuring Docker environment, create Docker image

  • Connect & connect to EC2 instance using SSH

  • Managing Container with Docker Commands

  • Running Web App in docker container

  • Deployment App using docker-compose

  • Creating Service in AWS
  • Managing Your AWS Cluster
  • Route Table, Internet Gateway Configuration in AWS
  • Elastic IP and NAT Gateway in AWS
  • AWS RBAC Role Based Access Control
  • Shared Responsibilty Model
  • Users, Groups, Roles and Policies Stiching
  • EC2 Instance Configurations
  • EC2 Networking, Security and Monitoring
  • Amazon DynamoDB and DAX

  • Key-value stores, such as Redis and DynamoDB
  • Document databases, such as MongoDB and CouchDB
  • Wide-column databases, such as Cassandra and HBase
  • Graph databases, such as Neo4J and Infinite Graph

  • Scalability, Low Latency, Fault Tolerant
  • Cassandra vs MongoDB vs Redis
  • Uses and application of Cassandra
  • Uses and application of MongoDB
  • Uses and application of Redis
  • Uses and application of Memcached
  • Uses and application of DynamoDB

  • Big Data Architecture, Database Sharding
  • Database Scaling – Horizontal vs. Vertical
  • Database Read Replicas, Database Caching

  • MySQL, SQL joins, SQL queries etc.
  • Normalization, Persistence, ACID property

  • Key-value stores, such as Redis and DynamoDB
  • Document databases, such as MongoDB and CouchDB
  • Wide-column databases, such as Cassandra and HBase
  • Graph databases, such as Neo4J and Infinite Graph

  • Scalability, Low Latency, Fault Tolerant
  • Cassandra vs MongoDB vs Redis
  • Uses and application of Cassandra
  • Uses and application of MongoDB
  • Uses and application of Redis
  • Uses and application of Memcached
  • Uses and application of DynamoDB

  • Big Data Architecture, Database Sharding
  • Database Scaling – Horizontal vs. Vertical
  • Database Read Replicas, Database Caching

BookMyshow design & Implement

This is a beginner-friendly real-time project using object-oriented principles and data structures and algorithms concepts. You will learn how to design & implement a ticket booking system that supports synchronization.

E-commerce Websites (Amazon, Flipkart, etc)

Design and Implementation of a project of e-commerce product ( Like Amazon, Flipkart) where users can pick items to their cart, place orders, track orders, and conformation will be sent after delivery. The payment gateway should be supported in card/cash/UPI options. Your system acce

Design Social Media Network

Real time project to design the social media network having all functionality of connecting friends, communication and viewing news feed. Group, Post, Message, and Comment is primary features will implemented in the social media network project Complete end to end flow of object oriented design project of social media platform.

Stock Brokerage System(e.g Zerodha, Upstocks etc)

Design Stock Brokerage System real time project from scratch. As the part of this project we will use all data structures and algorithms to write efficient code for selling and buying multiple types of stocks from our platform in a concurrent system. System mainly responsible for sending notifications for stock orders and periodically fetching stock quotes from the stock exchange It can register new account , place order, search stock inventory and deposit/withdraw money.

Program Highlights

  • 110+ Hours Live sessions
  • 1:1 Doubt Session
  • 4+ Projects
  • Multiple Batches Options
  • Life time accessibility
  • Job Referrals Program
  • Peer to peer Learning
  • Mock Interviews
  • Resume Preparation
  • Weekly Assignments
  • Regular Progress Tests
  • Code Explanation

Learning Complete Now : Placement Process  with Top Product Companies Begins!

Now that you have completed the 7-month classes in DSA and System Design, it's time for your placement in top product-based companies. Our placement process is designed to place every candidate in the batch into leading organizations. How does this placement process work? We have outlined, step by step, how you will be placed in top product organizations through our Job Referrals Process.
1

How Our Placement Assistance Program Works?

Step 1

Mock Interviews

Logicmojo team offers a series of mock interviews for SDE Roles.

Goal: 

Mock Interview

  • Attend multiple 1:1 mock interview sessions with a senior mentor
  • If you can't pass it, no problem—just schedule 1:1 mock interviews multiple times
Step 2

Resume Preparation Session

Logicmojo Team will update your resume and add all completed DSA System Design projects

Goal: 

Mock Interview

  • Attend multiple 1:1 mock interview sessions with a senior mentor
  • If you can't pass it, no problem—just schedule 1:1 mock interviews multiple times
Step 4

Job Assistance For Top Product Companies

Logicmojo team offers Job Assurance/Referrals in Product companies, Backend Developer, and Frontend roles in IT

Goal: 

Mock Interview

  • Attend multiple 1:1 mock interview sessions with a senior mentor
  • If you can't pass it, no problem—just schedule 1:1 mock interviews multiple times

Goal: 

Mock Interview

  • Attend multiple 1:1 mock interview sessions with a senior mentor
  • If you can't pass it, no problem—just schedule 1:1 mock interviews multiple times
2

Logicmojo Career Services

Boy with degree

Placement Support

Complete support from our dedicated placement team until you get a job

Boy with degree

Resume Building

Resume sharing in our network of 700+ hiring partners

Boy with degree

Logicmojo Job Application

End to end application tracking of multiple interview rounds

Boy with degree

Mock Interviews

Professional mock interviews assistance

Boy with degree

Dedicated Career Coach

Expert SDE development career coaches to guide you throughout the program

Boy with degree

Assured Selection

Know learning strategies and get mentorship from our top Alumni.

3

Land your dream job at one of the leading tech companies

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Book a call with our Senior Mentor

Request a Call

Live Demo Session For Jan/2025 Batch

Industry Mentors to teach DSA + System Design

Demo Class
Head instructor
For Current Batch

Head Instructor

Ranjan Kumar

Senior Lead in Amazon

Worked at Amazon & Microsoft

Ranjan is currently working at Amazon in Seattle, US. He has held senior developer roles at top product organizations, including Microsoft and Amazon. He is a well-known tutor on the internet. Ranjan completed his Master's degree at Stony Brook University. With over 5 years of teaching experience, Ranjan will be tutoring candidate for the upcoming batch starting on Aug 3rd.

Mohammed Shirhaan

Senior Lead

Shirhaan is currently working as a Senior Developer in WalmartLabs. He has a vast experince of teaching DSA and System Arrchitecture.

Aman kumar

Senior Full Stack Developer Mentor

Aman working as R & D Group of WalmartLabs as SDE2.

Ravi Singh

Technical Architect at Amazon

Ravi has been part of multiple companies, Amazon as well as WalmartLabs. His background involves handling System architecture.

Vishal Gupta

Senior Software Engineer, Walmart Global Tech India

Vishal is a senior instructor who teaches backend systems and architecture . Under his assistance and guidance, 100+ Students cracked Top Product based companies.

Reviews from students in previous batches on Slack

High demand for software developer profile across all product companies in the world

Just Few Months Of Preparation in Live Classes and Crack Coding & System Design Rounds in Top Product Based Companies

25,12,290

Average Annual
Base Salary (2025)

85%

Average Salary Growth Annual
(Service Companies --> Top Product Companies)

161%

Software Developer
Job Listings Growth,
Annual (2019-2025)

Career Impact

Software Development Engineer(SDE) Roles have Average package of 25+ Lakh in Top Product Based Companies.

Program Feature Of

Data Structure, Algorithm & System Design Course

Course eligibility

This course is primarly designed for working professionals. Talk to our experts for profile review before joining

Flexible Course

Attend multiple batches with multiple trainers along with lifetime access to the course content.

Live Classroom Program

Personalized programs with Live classes from industry experts and 1:1 doubt clearing sessions.

Placement assistance

Job Assistance program for our candidates being regular with classes.

Land in your dream job with real work experience

Advanced Course of Data Structures, Algorithms & System Design(HLD + LLD)

Total Fee

₹ 45,000

No Cost EMI

As low as ₹ 3,750/month

Request a Call

We have partnered with the following financing companies to provide competitive finance options at 0% interest rate with no hidden costs...

DSA + System Design Course Duration

  • Duration: 7 months Live Weekend Classes
  • Prerequisite : Basic understanding of programming required
  • Complete Interview Preparation Course

Who can apply for the DSA + System Design Classes?

  • Software engineers
  • IT Professionals
  • Managers
  • Architect
  • Senior Developers

What People Say

How it has helped them accelerate their careers to the next level.

295%

Anjani Kumar

Software Development Engineer - 1
Very Well-arranged Course and its Amazing Lecture Delivery by Trainers. Expert Team is always Available to solve Any Technical Queries. Logicmojo Live Preparation Training Helps me to Crack Zynga and Now Amazon Interview.
Zynga
160%

Priya Singh

Senior Software Engineer
The Course Curriculum is of Best Quality Along with Good Coding Problems that Discussed in the Class. Materials are Helpful even After Completion of the Course.
MindTree
190%

Afnaan Rafique

Software Engineer 2
I have a very great experience with Logicmojo. Learning by doing is a great way to learn something which Logicmojo team encouraged me to do so. The course has a big contribution to my success.
GlobalLogic
270%

Piyush Mittal

Senior Developer
The Course Curriculum is of the Best Quality Along with the Best Learning Experience from my Tutor. Best Course to Prepare For MAANG Companies Interview. I Cracked Paytm, Adobe, Intuit, and Microsoft. Finally joined Microsoft at 1.3 Cr LPA Hyderabad MS IDC
Paytm
170%

Diwakar Choudhary

Staff Engineer/Manager
Excellent Course for Interview Preparation, Very Straight to the Point ,In-Depth Coverage of Every Point in Live Classes. Speecially Focus on Practical Implementation of Every Coding & Architectiral Problems.
Cirtix
140%

Siddharth Pande

Full Stack Developer
One of the Best Resources for Learning DSA & Design. Logicmojo Course Helped me Multiple Times During Interview Preparation For Companies like Walmart, Oracle, and Microsoft. No Need of Any Other Online Materials.
Oracle
130%

Rajnish Kumar

Staff Engineer
Great course! Definitely helped me open some new doors in understanding how algorithms work and implementing solutions for the different exercises. Live Courses are recommended for Working Professionals.
Cred
220%

Aravindo Swain

Software Engineer - II
I Would say the Best Part is the Explanation by the Trainer, Concise and Clear. Great Quality of Online Materials and Classes, It Covers all Algorithms and System Design Problems asked During Interviews
Oracle
View more reviews

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For Working Professionals

Cracking the Coding & System
Design Interview

Complete Course of Data Structures, Algorithms & System Design

Accesibility: Life Time Access Course (260+ Lectures)

Eligibility : 1+ to 15 year of work exp.in any domain

Mode: Online

Code Explanation : Java
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Course Fee : 5000/-
Course Fee : 69$
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Cracking the Placement Interviews

Complete Course of Data Structures, Algorithms & Competitive Programming

Accesibility: Life Time Access Course (240+ Lectures)

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Mode: Online

Code Explanation : Java
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Course Fee : 4000/-
Course Fee : 49$
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DISCOUNT UPTO 30%
For Working Professionals

Cracking the Coding & System
Design Interview

Complete Course of Data Structures, Algorithms & System Design

Accesibility: Life Time Access Course (260+ Lectures)

Eligibility : 1+ to 15 year of work exp.in any domain

Mode: Online

Code Explanation : C/C++
Check syllabus
Course Fee : 5000/-
Enroll nowEnroll now
DISCOUNT UPTO 30%
For Freshers Candidates

Cracking the Placement Interviews

Complete Course of Data Structures, Algorithms & Competitive Programming

Accesibility: Life Time Access Course (240+ Lectures)

Eligibility : Undergraduates, Fresher, 1 Year exp

Mode: Online

Code Explanation : C/C++
Check syllabus
Course Fee : 4000/-
Course Fee :49$
enroll nowenroll now
DISCOUNT UPTO 30%
For Working Professionals

Cracking the Coding & System
Design Interview

Complete Course of Data Structures, Algorithms & System Design

Accesibility: Life Time Access Course (260+ Lectures)

Eligibility : 1+ to 15 year of work exp.in any domain

Mode: Online

Code Explanation : Python
Check syllabus
Course Fee : 5000/-
Course Fee : 69$
Enroll nowEnroll now
DISCOUNT UPTO 30%
For Freshers Candidates

Cracking the Placement Interviews

Complete Course of Data Structures, Algorithms & Competitive Programming

Accesibility: Life Time Access Course (240+ Lectures)

Eligibility : Undergraduates, Fresher, 1 Year exp

Mode: Online

Code Explanation : Python
Check syllabus
Course Fee : 4000/-
Course Fee : 49$
Enroll nowEnroll now

Course Features In Details - Self Paced Course

The most effective immersive learning experience with our self-paced course

  • It's not about solving every problem of every topic but it's about practicing similar problems to understand the tricks. Once you know the tricks then any problems can be solved easily.
  • Each topic explains from a very basic to advanced level by using multiple examples.
  • More focus is on Tricks,Techniques and implementation than theory.Become master in Data structures, Algorithms & System Design in 2-3 Months of preparation.

  • Many times Working professionals or Freshers candidates devalue the importance of learning data structures, algorithms & system design considering it as complicated. However they soon get a reality check when they enter the real-world for job hunting.
  • Big Tech Giants like Amazon, Google, Microsoft or any product companies always ask questions related to algorithms, data structures & system design to check the problem-solving & system design abilities of the candidates

  • No Strict Timing or Sharp Deadlines to Complete the course.
  • Consistent 2 hours of everyday regular preparation is the key to Solid Foundation.
  • Most of the working professionals have working office hours, as well as freshers students, have Academic schedules. So, You can prepare this course according to Schedule & Pace.
  • Ask your doubts any time with experts. Use Lectures for understanding the concepts and assignments for practice.

  • We have assignments with every lecture on every topic.
  • After understanding lectures give it a shot to assignments that are based on similar concepts of lectures.
  • Even if you can't able to crack assignments by yourself, we have all assignments in detail discussion with code explanation.
  • In this course, we teach all techniques of solving algorithms with the help of (Lectures + Assignments) combo.

  • Ask your doubts anytime.
  • No need to wait for a specific time to clarify your doubts.
  • Dedicated mentor is assigned to you
  • Doubt clearing program is executed by experts having of 10+ years industry experience .
  • Every lecture & assignment has doubts clearing option where users can ask their doubts related to that lecture.
  • Also, Subscribers can include code,voice screen record or screenshot. All queries will be answered by our experts.

  • Weekly coding test is the gateway for top tech companies interviews.
  • You can perform these tests any time during your preparation.
  • All performers are eligible for our Job referral program in top tech companies
  • We refer candidates resume and schdule interviews through our partnered consultancies and contacts in Top Product Based software companies.

  • For every lecture, we provide a complete code solution in your favourite editor in Java, Python & C++.
  • For assignments you can also Practice code in editor.

  • It is also very important to test subscribers progress while preparing for the course. We have online coding tests for specific topics every week in Data Structure & Algorithms.
  • We keep track of your progress during the course preparation program.
  • These Online tests for every topic will brush up coding skills.

  • Before appearing for an actual interview, It is important to have multiple rounds of mock interviews.
  • All the performant subscribers will be eligible for Mock interviews as well as Job referral program.

Analyzing every code of all lectures & assignments with step by step execution with diagrams and pointers. You can analyse by yourself every code line by line

  • This course will make your interview preparation process very easy.
  • It's not about solving every problem of every topic but it's about practicing similar problems to understand the tricks. Once you know the tricks then any problems can be solved easily.
  • We have 260+ Lectures of All topics of data structure , Algorithms & System Design.
  • Each topic explains from a very basic to advanced level by using multiple examples.
  • More focus is on Tricks,Techniques and implementation than theory.Become master in Data structures, Algorithms & System Design in 2-3 Months of preparation.

  • Many times Working professionals or Freshers candidates devalue the importance of learning data structures, algorithms & system design considering it as complicated. However they soon get a reality check when they enter the real-world for job hunting.
  • Big Tech Giants like Amazon, Google, Microsoft or any product companies always ask questions related to algorithms, data structures & system design to check the problem-solving & system design abilities of the candidates

  • No Strict Timing or Sharp Deadlines to Complete the course.
  • Consistent 2 hours of everyday regular preparation is the key to Solid Foundation.
  • Most of the working professionals have working office hours, as well as freshers students, have Academic schedules. So, You can prepare this course according to Schedule & Pace.
  • Ask your doubts any time with experts. Use Lectures for understanding the concepts and assignments for practice.

  • We have assignments with every lecture on every topic.
  • After understanding lectures give it a shot to assignments that are based on similar concepts of lectures.
  • Even if you can't able to crack assignments by yourself, we have all assignments in detail discussion with code explanation.
  • In this course, we teach all techniques of solving algorithms with the help of (Lectures + Assignments) combo.

  • Get your doubts resolved anytime.
  • No need to wait for specific time for clarify your doubts.
  • Dedicated mentor is assigned to you
  • Doubt clearing program is executed by experts having 10+ years industry experince .
  • Every lectures & assignments has doubts clearing option where user can ask there doubts related to that lecture.
  • Also, Subscribers can include code,voice screen record or screenshot. All queries will answered by our experts.

  • Weekly coding test is the gateway for top tech companies interviews.
  • You can perform these tests any time during your preparation.
  • All performers are eligible for our Job referral program in top tech companies
  • We refer candidates resume and schdule interviews through our partnered consultancies and contacts in Top Product Based software companies.

  • For every lecture, we provide a complete code solution in your favourite editor in Java, Python & C++.
  • For assignments you can also Practice code in editor.

  • It is also very important to test subscribers progress while preparing for the course. We have online coding tests for specific topics every week in Data Structure & Algorithms.
  • We keep track of your progress during the course preparation program.
  • These Online tests for every topic will brush up coding skills.

  • Before appearing for an actual interview, It is important to have multiple rounds of mock interviews.
  • All the performant subscribers will be eligible for Mock interviews as well as Job referral program.

Job Focused Live interactive sessions to help realize your dreams

Learn and get hired in simple steps - Live Classes

  • Acquire Expertise

    Learn Data Structures, Algorithms & problem-solving techniques from industry veterans in a Live session and enjoy an immersive learning experience.


  • Missed your classes

    If you miss any classes, No problem. Just after every class, you will get video access to all classes for lifetime access.

  • 1:1 doubt clearing sessions

    Attend the Live 1:1 doubt clearing sessions/mentorship sessions.
    In case you missed asking doubts in classes, attend separate 1:1 doubts solving classes

  • Assignments for practice

    Learn DSA from practice. Get assignments from the mentor for self attempt

  • Flexible batches

    Attend multiple batches with multiple trainers. If you missed any session or topics, attend any batches as per your flexibility. Even after course completion, you can repeat any classes for 1 year.


  • Job assistance program

    Be attentive with regular classes & solve all assignments. After completion of the course, you will be eligible for the job referrals program


  • Mock Interview sessions

    Be attentive with regular classes & solve all assignments. After completion of the course, you will be eligible for the mock interview session


  • Peer to Peer Learning

    Slack group for peer-to-peer learning & discussion with batchmates. Hackerrank for 1:1 tests & GitHub for Code review

Job Focused Programs to help realize your dreams

Learn and get hired in simple steps - Self Paced Course

  • Acquire Expertise

    self-paced course to learn Data Structures, algorithms & system design from industry veterans and enjoy an immersive learning experience.

  • Revise concepts with Assignments

    Practice assignments in an editor, Can't solve it? All assignments also have detailed explanations.

  • Ask your Doubts Anytime

    Getting Stuck While Coding? Get all your doubts resolved.
    Ask any queries in any lectures as well as assignments from experts

  • Online weekly coding env

    Check your progress & feel the competitive environment every week with an online coding test.

  • Job assistance

    Get ready for the final battle? All consistent performers in the weekly test will get referrals in tech company's interviews.

  • Code Execution environment

    We have integrated an online code execution environment editor for practicing all lectures & assignments with test cases & solution

What you’ll learn in first 4 months in Live Course

1
Time Complexity

Learn fundamentals of programming and understand time complexity.

3
Array, String and Linked List

Master array, string and linked list and implement real time project on Git and GitHub.

5
Stack and Queue

Learn fundamentals of programming of stack and queue and its useage.

7
Hashing & Heap Sort

Learn fundamentals of programming the hashing/heap sort in very simpler way.

9
OOPS Concepts & Design

Learn fundamentals concepts of OOPs and use it real projects.

11
Competitive Programming

String based and mathematical competitive programming practise,Hackerank, Hackerearch Practise in Live classes

2
Binary Tree, N-ary Tree, Segment Tree etc

Learn fundamentals of binary tree and N-ary tree and use it project/assignements.

4
Greedy Algorithm

Learn all about building responsive websites using HTML5 and CSS3; discuss key HTML5 APIs and their use cases.

6
Backtracking & Recursion

Learn fundamentals of programming the world-wide web and its key stakeholders.

8
Graph Theory

Learn fundamentals of programming the world-wide web and its key stakeholders.

10
Dynamic Programming

Learn fundamentals of programming the world-wide web and its key stakeholders.

12
Advanced Data Structures

Complete Advanced data structures like Trie, Suffix Tree, Suffix Tree, ternary search trees etc

High Level Design (HLD) and Low Level Design (LLD) of Real Time Projects

Most developers struggle with the system design interview, partly because of their lack of experience in developing large-scale systems and partly because of the lack of complete understanding scalable design components This Course is complete guide to master in System Design Interview



Live Classes - Mock Interview & Job Assistance HOW IT WORKS

Step

01

Attend Classes
Regularly

Be regular with the classes. After every session, all lectures and assignments discussed in class posted on the HackerRank platform. Candidates should try to solve all lectures and assignments in the HackeRank.

Step

02

Peer to Peer Learning

Participate in solving problems with all your batchmates in live classes. Ask any doubts in the doubt clearing session. You will be part of the slack channel where all study materials will be shared. All your practice code will be shared in your GitHub Account for peer reviews.

Step

03

Mock Interview &
Resume Guidelines

After completion of 7-month live classes or 4-month live classes, now you will be eligible for mock interviews and resume preparation benefits. Top Tech developer will take your series of mock interviews and give your feedback. Then we will update your resume for Job referrals.

Step

04

Job Referral
Program

Get ready for job referrals in product companies. Now we will refer your resume to product companies. Your interview will be scheduled and based on preparation nail the interview and land your dream job.

Few Reviews From Subscribers

Over Chat, Email, And Linkedin

Our subscribers create milestones by cracking top tech companies' interviews & grab more than 80+ LPA(Lakh Per Annum) package in India . Logicmojo course provides them the guidance, direction, concepts & well-structured content to help them during their preparation.

These are a few of the reviews of our subscribers.

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FAQs

    If you just finished this training only, we guarantee that you can crack the interview of any top organization across the globe.

    We don't focus on thousands of problems solving or design problems.But instead, we focus on teaching all possible techniques/concepts of data structure algorithms and design problems with more than 300 examples during live session

    So even if a new problem appears in interviews. Candidates can manage to implement it in an optimized way within 30 min.

    Even if you are a beginner in programming, once you complete this live online training, you will be ready for cracking top tech companies coding and system design interviews.


    Live Course Features

  • Instructor from MAANG companies Live classroom program
  • Practise code, problem solving and discuss system design in live class with batchmates & Instructor
  • Live doubts sessions for solving all your queries
  • Job referrals to everyone after course completion in product companies
  • After every session all lectures & assignments will be updated in Hackerrank platform for practise
  • The candidate uploads all practiced code to Github for review. Constantly follow up on the progress.
  • Mock Interview Sessions
  • Resume Preparation Session

Note : For the live session, if candidates are not serious about solving Lectures/Assignments even after multiple follow up. Then they can't continue with the batch and a refund will be processed.



    Self-Paced Features

  • Pre-recorded video lectures
  • Prepare as per your own pace and time.
  • Ask your doubts using ask query messaging system.
  • Weekly coding test to filter top performance candidates
  • Job referrals for consistent toppers in weekly tests.

So, You need to prepare for coding and system design interviews very smartly. Rather than solving thousands of problems from Leetcode and investing 1+ years of time frame, in the live session, we cover all concise sets of problems that cover all techniques of solving problems. Once you practice this set of interview questions, then you are ready for MAANG companies' interviews.

Once you get shortlisted in your desired organization, you should definitely practice from leetcode, participate in CodeChef, Topcoder & Bootcamp coding tests.

As much you practice coding, you will eventually improve your coding skills.

There is a 15% discount for first 15 candidates in the batch. After discount you can choose no cost EMI option for 3 months,6 months, 9 months or 1 year.

2 Months to 2.5 Months

If you just spend 2 hours every day in this course then in 2 to 2.5 months of time frame your preparation of coding and system design interview questions will be done.

You dont even need to refer to any other resources just finish this course and you are good to go for Top Tech Interviews

Yes!!

Yes, both live session class recording lectures as well as self-paced course content is life time access content.

Just Click on "Enroll Now" and join the live session batch. For self-paced course just select self-paced course and join

Users can participate in Online Weekly Code forever but Doubt clearing session will be available for6 months period

We want candidates should also put their effort into completing the course and participate in the Weekly online coding test. All the performant subscribers in the coding test will be eligible for Mock interviews as well as Job referral program.

The weekly coding test is on hackerrank platform with 2 problems and 90 min of time frame.

There is no limit on the number of weekly coding test subscribers who want to attend. Subscribers can attend these weekly coding tests at any time. So, It's advisable they should start participating in the weekly coding test when they feel confident on a particular topic.

We have the "Ask query" option with every lecture and every assignment in the course. You can ask your doubt using it anytime.

Let's say you are practicing some assignment and you can't figure it out or you are trying some lecture code yourself and all test cases are not passing you can paste your code, send images and ask your doubts.

Our trainer including the expert developers having 10+ experienced will execute your code or analyze your doubts give a detailed response to your query.

Yes, every problem in this course is explained with code and examples. Our main intension is to make the programming skills of our candidates strong. So line by line code explains while solving any problems

We don't put any constraint of the batch system in our course, as soon as aspirant subscribe for the course complete course content will be available.

Batch System always restricts aspirants for accessing the complete course. If a student has an interview after a few weeks and he/she want to prepare for advanced topics, then the batch system will not allow accessing the course content

Yes, you can access the complete course in Mobile or Tablet.

 

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Logicmojo Learning Library

PRACTICE FOR CRACKING THE CODING INTERVIEW WITH SYSTEM DESIGN INTERVIEW QUESTIONS


Logicmojo guide to landing your dream software developer job

Logicmojo offering Online coding interview preparation course for Cracking the Coding Interview. The purpose of this Course is to help the Engineers who are going to be interviewed for Software development positions at various BIG Tech Companies, to crack the coding interview. In this course we teach the aspirants from very basic to complete advance for cracking the coding interview in product companies, also we support Python,Java & C++ languages. Using any language you can implement your code.

Note that the numbers of questions Discussed in this Course is open ended.

We update Cracking the Coding Interview Course regular basis with a number of potential problems collected based on our conversations with interviewers and candidates.

What you will learn?

1. Techniques to write optimized code for Coding Interview Questions.
2. Ability to formulate real-world problems.
3. Skill to analyze a problem, design the algorithm and convert the algorithm to production code.
4. System Design Skills for architectural rounds.
5. How to crack top tech companies coding and system design interviews.

What's Inside?

1. This course starts from very basic to complete advanced for all topics.
2. Complete theory, practical code explanation with detail explanation.
3. Hints on Live Session Practical examples, just like what you would get in a real interview.
4. A walk-through of how to derive each solution, so that you can learn how to get there yourself.
5. Editor for practicing every lecture and every assignment.
6. Ask your doubts anytime with details response with code in the Live Classes.

How to crack Coding Interview in 2024?

1. Practice, Practice and Practice!
2. Work on Software Design Skills
3. Learn the Basics
4. Time yourself
5. Testing the Edge Cases
6. To Teach is to Learn (Once you have learnt a concept or solved a problem, try explaining it to a friend or colleagues.)
7. Rehearse Coding Interviews
8. Be Honest
9. Ask Questions
10. Speak your thoughts

CRACKING THE CODING INTERVIEW: A COMPREHENSIVE GUIDE.

Coding interviews can be a daunting part of the job application process, but with the right approach and preparation, you can turn this challenge into an opportunity.

THE IMPORTANCE OF CODING INTERVIEWS

Technical interviews, especially coding interviews, play a crucial role in the tech industry's hiring process. They provide a direct method for assessing a candidate's problem-solving skills, understanding of algorithms, data structures.
Many candidates dread coding interviews due to the pressure and the unpredictability of the questions. However, it's important to remember that the goal isn't to solve every problem flawlessly.

PREPARATION STRATEGIES FOR CODING INTERVIEWS

Understanding the Basics.
Advanced Topics to Cover
Mock Interviews and Practice
Navigating through Coding Challenges
Many candidates dread coding interviews due to the pressure and the unpredictability of the questions. However, it's important to remember that the goal isn't to solve every problem flawlessly.