Interview Preparation Path

Recommended Study Order

1. 1
   System Design Interview Framework— The meta-skill: how to approach any system design problem
2. 2
   Back-of-Envelope Estimation— Estimate scale, storage, and bandwidth confidently
3. 3
   Load Balancing— Distribute traffic across servers for reliability
4. 4
   Caching— Speed up reads with Redis, CDN, and cache strategies
5. 5
   Database Design— SQL vs NoSQL, sharding, replication, indexing
6. 6
   System Design Cases— Design Twitter, YouTube, Uber, and 20+ real systems
7. 7
   Mock Interviews— Full timed practice rounds with AI feedback