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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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427 questions

  1. 25Design an ATM for the blind.MediumProduct· Google, Microsoft
  2. 26Design an ATM for kids.MediumProduct· Toptal
  3. 27Design an ATM for London's Heathrow Airport.MediumProduct· Google
  4. 28Design an automated reimbursement system.MediumProduct· American Express
  5. 29Design a banking app for kids.MediumProduct· Amazon, Stripe
  6. 30Design a better alarm clock.MediumProduct· Google
  7. 31Design a better doctor search and visit experience.MediumProduct· Meta
  8. 32Design a better dog bowl.MediumProduct· Rover
  9. 33Design a better email experience. How would you prioritize multiple ideas?MediumProduct· Meta
  10. 34Design an app for renting bicycles.MediumProduct· Microsoft
  11. 35Design an app to allow book subscriptions with hard copies.MediumProductSystem design· Opentext
  12. 36Design a bookshelf for elderly people.MediumProductSystem design· Google
  13. 37Design a bookshelf for children.MediumProduct· Salesforce, Spotify
  14. 38Design a system for reloading bus transit cards using an ATM-like interface.MediumProductTechnical· Lucid Software
  15. 39Design a camera for the elderly.MediumProduct· Google
  16. 40Design a car for seniors.MediumProduct· Google
  17. 41Design a car handle.MediumProduct· Google
  18. 42Design an app for cinema.MediumProduct· Google
  19. 43Design a communication app for children.MediumProduct· LinkedIn, Roblox
  20. 44Design a lending library for communities.MediumTechnicalProduct· Meta
  21. 45Design a convenience store for a retirement home.MediumProduct· Google
  22. 46Design a cookbook app.MediumProduct· Microsoft
  23. 47Design a digital library to encourage kids to read.MediumProduct· Microsoft
  24. 48Design an evaluation framework for ads ranking.MediumAI MLProduct· Meta