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Frontend ArchitectureMedium~25 minPro

Designing a Client-Side Rate Limiter

What to Expect

System Design Discussion

The interviewer asks architecture questions and probes your decisions with follow-ups.5 signals evaluated

Coding Follow-up

Implement a solution based on your discussion. Full editor with test cases. ~5 min

Interview Feedback

Numeric score, signal breakdown, staff engineer perspective, and strong candidate comparison.

Signals Tested

  • Understand client-side vs server-side rate limiting trade-offs
  • Design a token bucket algorithm for fair request scheduling
  • Handle request queuing and backpressure on the frontend
  • Implement graceful degradation when rate-limited

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