System design interviews are often the "make or break" moment for senior, staff, and principal engineering roles. Unlike coding rounds with a single "correct" solution, system design is an open-ended conversation about trade-offs, scalability, and reliability.

Focuses on distributed computing and storage.

InterviewReady/system-design-resources Why it is "Better": This tracks real questions asked at FAANG in the last 6 months. The PDF covers Instagram. This repo covers "Design Threads" (Meta 2025) and "Design a Parking Lot for Self-Driving Cars" (Waymo 2025).