Building Skill — System Design
Design large-scale systems that power AI: recommendation engines, search autocomplete, rate limiters. Learn to think in architectures, not just code.
Prérequis: Comfortable with coding interviews
Learn system design fundamentals by building TinyURL. Understand hashing, databases, caching, and how AI link prediction works.
Build a rate limiter from scratch. Understand token bucket, sliding window, and how AI APIs like OpenAI throttle requests.
Design Netflix/Spotify-style recommendations. Understand collaborative filtering, content-based filtering, and real-time ML serving.