Before opening a chapter (e.g., "Design a Payment System"), spend 20 minutes sketching your own high-level architecture. Note down your API design, database schema, and scale estimations.
If you’re preparing for senior-level system design interviews (FAANG or similar), Volume 2 is essential—arguably even better than the first book. While Volume 1 covers classics (URL shortener, chat system, web crawler), Volume 2 dives into : system design interview alex xu volume 2 pdf github fixed
: Focus on critical components, such as data models or specific algorithms (e.g., geohashing for location services). Before opening a chapter (e