Question bank

4,310 interview questions, answered.

Reference answers, what the interviewer is really testing, how it is graded, and the follow-ups that come next.

Easy 190Medium 2,498Hard 982
Filters · onDifficulty, topic, company
Clear all

12 questions

  1. 1Walk me through the system design of an AI-powered user experience.HardSystem design· 20 min· Microsoft
  2. 2Design Facebook Messenger.HardSystem design· Meta, Microsoft
  3. 3Design a file system.HardSystem design· Amazon, Microsoft
  4. 4Design Google Drive.HardSystem design· Meta, Microsoft
  5. 5Design a leaderboard system.MediumSystem design· Meta, Microsoft
  6. 6Design a system to log messages in orderMediumSystem design· Google, Microsoft
  7. 7Design Uber Eats.HardSystem design· Amazon, Meta
  8. 8You're a PM at Uber; design a smartwatch app.MediumProductSystem design· Microsoft
  9. 9Design a key-value store.HardSystem design· Accenture, Anthropic
  10. 10Explain the leader follower election in a distributed system.MediumSystem design· Microsoft
  11. 11Design a kitchen.MediumProductSystem design· Microsoft
  12. 12Design LFU cache.MediumCodingSystem design· Microsoft