System design interviews reward structure under uncertainty. A repeatable timeline helps you maintain clarity and confidence.
Minute-by-Minute Breakdown
0-5 minutes: scope and constraints. 5-15 minutes: high-level design. 15-30 minutes: deep dives. 30-40 minutes: bottlenecks and scaling. 40-45 minutes: tradeoffs and recap.
Communication Patterns that Stand Out
Narrate your reasoning, ask clarifying questions, and proactively discuss alternatives with constraints.
