Craigslist Twitter Nested Comments Scheduled Digital Transaction Hyperparameter Training & Tuning Audience Segmentation One Time Password (OTP) with Cache File Upload and Hosting Service like Dropbox Photo Sharing Service Health Check Endpoint Migration Ad Click Ecosystem Logging Service TinyURL (Revisited) Stock Exchange Online Presence Indicator Reddit Distributed Counter Distributed Linked List Pastebin Price Drop Tracker like CamelCamelCamel Dating App like Tinder Weather App with Millions of Smart Device Sensors Google Calendar Digital Wallet Ticketmaster Flash Sale Spotify "Top K" Songs Captcha Metrics & Alarms Service Orchestration Rate Limiter Get Active Events Vending Machines Social Graph Dashboard Search Autocomplete Airline Ticketing Chat App like Facebook Messenger Distributed Cron Distributed OLTP Database Traffic Violation Detection Service Superbowl Voting Service Uber Tagging Service Payment Gateway Online Auction and Bidding Service Coding Contest platform like Leetcode or Codeforces Workflow Automation Service Distributed Tracing Inventory Tracking & Management Service Hotel Booking Web Crawler / Search Engine Batch Marketing Email Service Ad Click Counter Video Upload and Hosting Service like Youtube Proximity Service

System Design Fight Club

Over 50 System Design Interview Question Solutions

Social Graph

Written on April 1, 2023