📋 System Design Framework

Master the 4-step process for cracking system design interviews

Total Interview Time: ~45 min

4-Step Process Timeline

Step 1: Understand Problem & Scope

Recommended Time: 3-10 min

Do not rush to give answers. Ask questions to clarify requirements, assumptions, and constraints. Evaluate traffic volume and feature scope.

What To Do

Ask questions to clarify obscure requirements.
Write down your assumptions on the whiteboard.
Determine the most important features.
Estimate traffic volume and ask about existing tech stack.

Red Flags (Don't)

Answering without a thorough understanding.
Jumping straight into a solution.
Assuming your silent assumptions are correct.