LLD Problems

Bimal ShuklaBimal Shukla
2 min read

Here’s a categorized list of all LLD design problems based on Beginner, Intermediate, and Advanced difficulty levels:

Beginner:

  1. Design (LLD) Tic-Tac-Toe - Machine Coding

  2. Design (LLD) Snake and Ladder Game - Machine Coding

  3. Design (LLD) Tetris Game - Machine Coding

  4. Design (LLD) Minesweeper - Machine Coding

  5. Design (LLD) Chess Game - Machine Coding

  6. Design (LLD) Alarm/Alert Service for AWS - Machine Coding

  7. Design (LLD) Logging Library like log4j - Machine Coding

  8. Design (LLD) JSON Parser - Machine Coding - Video

  9. Design (LLD) File System - Machine Coding

  10. Design (LLD) 2048 Game - Machine Coding

  11. Design (LLD) tiny URL

Intermediate:

  1. Design (LLD) Internet Download Manager like IDM - Machine Coding Interview

  2. Design (LLD) Coupon System for Zepto - Machine Coding Interview

  3. Design (LLD) Android Unlock Pattern - Machine Coding Interview

  4. Designing a Scalable Database Schema for Reddit-like Comments - Part 1

  5. Design (LLD) Sublime Text IDE - Machine Coding

  6. Design (LLD) Ngrok Tool - Machine Coding

  7. Design (LLD) Rate Limiter - Machine Coding

  8. Design (LLD) Thread Pool - Machine Coding

  9. Design OYO/Airbnb - Part 1: Database Modelling

  10. Design (LLD) Google Calendar Database Model

  11. Design (LLD) Google Authenticator - Machine Coding

  12. Design (LLD) Amazon Prime Video - Machine Coding

  13. Design Online Book Management System - Machine Coding [Asked in Microsoft]

  14. Design (LLD) Lift - Machine Coding

Advanced:

  1. Design (LLD) AWS S3 Service - Machine Coding

  2. Design (LLD) Google Drive - Machine Coding

  3. Design Version Control (GitHub) - Database Modelling

  4. Design (LLD) Mentorship Platform like Preplaced - Machine Coding

  5. Design (LLD) Tinder Dating App - Machine Coding

  6. Design (LLD) WhatsApp Messenger - Machine Coding

  7. Design (LLD) Gmail - Machine Coding

  8. Design (LLD) Game Engine like Unreal - Machine Coding

  9. Design (LLD) Real-Time Chat System with Millions of Users

  10. Design (LLD) Video Conferencing App like Zoom

  11. Design (LLD) Cryptocurrency Exchange Platform

  12. Design (LLD) Collaborative Document Editing (Google Docs)

  13. Design (LLD) Payment Recommendation System- Machine Coding [Asked in CRED]

  14. Design (LLD) Alexa - Machine Coding

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Bimal Shukla
Bimal Shukla