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4,310 interview questions, answered.

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

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766 questions

  1. 121Design a bookshelf for elderly people.MediumProductSystem design· Google
  2. 122Design a cache controller.HardSystem design· Google
  3. 123Design a camera for the elderly.MediumProduct· Google
  4. 124Design a car for seniors.MediumProduct· Google
  5. 125Design a car handle.MediumProduct· Google
  6. 126Design a solution to move the data from Cassandra in System X to system Y.HardSystem design· Google
  7. 127Design a cereal dispenser.MediumProduct· Google
  8. 128Design an app for cinema.MediumProduct· Google
  9. 129Design a content delivery network (CDN).HardTechnical· Google
  10. 130Design a convenience store for a retirement home.MediumProduct· Google
  11. 131Design a denoising system for sounds.HardSystem design· Google
  12. 132Design a distributed file system.HardSystem design· Databricks, Google
  13. 133Design an educational product for YouTube.HardProduct· Google
  14. 134Design an elevator algorithm to pick up guests.MediumDataTechnical· AADP, Google
  15. 135Design a fire alarm for the deaf.MediumProduct· Google
  16. 136Design an alarm clock for children 100 years in the future.MediumProduct· Google
  17. 137Design a garage door opener.MediumProduct· Google, Google Cloud (GCP)
  18. 138Design a mobile Gmail app for Google engineers who are the first humans to land on Mars.HardProduct· Google
  19. 139Design an onboarding flow for a business transitioning to Google Cloud Platform.HardProduct· Google, Google Cloud (GCP)
  20. 140Design Google Maps for kids.MediumProduct· Google
  21. 141Design the architecture for Google Maps to load in under 100ms.HardTechnical· Google
  22. 142Design a solution to map unmapped places in Google Maps.HardProduct· Google
  23. 143Design a great gas station.MediumProduct· Google
  24. 144Design a high-tech gym.HardProduct· Google