Preparation guide: How I’d prepare for a system-design interview
Delivery Fwk: https://www.hellointerview.com/learn/system-design/in-a-hurry/delivery
Practice: https://www.hellointerview.com/practice
Concepts: System Design - 101
💻 Low Level Design Interview Problems
Easy Problems
- Design Parking Lot
- Design Stack Overflow
- Design a Vending Machine
- Design Logging Framework
- Design Traffic Signal Control System
- Design Coffee Vending Machine
- Design a Task Management System
Medium Problems
- Design ATM
- Design LinkedIn
- Design LRU Cache
- Design Tic Tac Toe Game
- Design Pub Sub System
- Design an Elevator System
- Design Car Rental System
- Design an Online Auction System
- Design Hotel Management System
- Design a Digital Wallet Service
- Design Airline Management System
- Design a Library Management System
- Design a Social Network like Facebook
- Design Restaurant Management System
- Design a Concert Ticket Booking System
Hard Problems
- Design CricInfo
- Design Splitwise
- Design Chess Game
- Design a Snake and Ladder game
- Design Ride-Sharing Service like Uber
- Design Course Registration System
- Design Movie Ticket Booking System
- Design Online Shopping System like Amazon
- Design Online Stock Brokerage System
- Design Music Streaming Service like Spotify
- Design Online Food Delivery Service like Swiggy
System Design Interview Problems
Easy
- Design URL Shortener like TinyURL
- Design Leaderboard
- Design Content Delivery Network (CDN)
- Design Parking Garage
- Design Vending Machine
- Design Distributed Key-Value Store
- Design Distributed Cache
- Design Authentication System
- Design Unified Payments Interface (UPI)
Medium
- Design WhatsApp
- Design Spotify
- Design Distributed Job Scheduler
- Design a Scalable Notification Service
- Design Instagram
- Design Tinder
- Design Facebook
- Design Twitter
- Design Reddit
- Design Netflix
- Design Youtube
- Design Google Search
- Design E-commerce Store like Amazon
- Design TikTok
- Design Shopify
- Design Airbnb
- Design Autocomplete for Search Engines
- Design Rate Limiter
- Design Distributed Message Queue like Kafka
- Design Flight Booking System
- Design Online Code Editor
- Design Stock Exchange System
- Design an Analytics Platform (Metrics & Logging)
- Design Payment System
- Design a Digital Wallet
Hard
- Design Location Based Service like Yelp
- Design Uber
- Design Food Delivery App like Doordash
- Design Google Docs
- Design Google Maps
- Design Zoom
- Design Distributed Counter
- Design File Sharing System like Dropbox
- Design Ticket Booking System like BookMyShow
- Design Distributed Web Crawler
- Design Code Deployment System
- Design Distributed Cloud Storage like S3
- Design Distributed Locking Service
- Design Slack
- Design Live Comments