System Design
Classic distributed-systems design. · 29 lessons. Read them top to bottom and tick each as you go.
Lessons
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- Scaling a service from one user to millions
- Back-of-the-envelope estimation
- How consistent hashing works
- How to design a URL shortener
- How to design a rate limiter
- How to design a notification system
- How to design a news feed
- How to design a chat system
- How to design search autocomplete
- How to design a web crawler
- How to design a distributed key-value store
- How to design a distributed unique-ID generator
- How to design a distributed message queue
- How to design a video-streaming service
- How to design a cloud file-storage service
- How to design an object-storage service
- How to design a proximity service
- How to design a maps and navigation service
- How to design a nearby-friends feature
- How to design a hotel-reservation system
- How to design an email service
- How to design a real-time leaderboard
- How to design a metrics and alerting system
- How to design an ad-click aggregation pipeline
- How to design a payment system
- How to design a digital wallet
- How to design a stock exchange
- How to design a REST API
- How to design idempotent APIs and webhooks