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

982 questions

  1. 409Design Google Drive.HardSystem design· Meta, Microsoft
  2. 410Design the architecture for Google Maps to load in under 100ms.HardTechnical· Google
  3. 411Design a solution to map unmapped places in Google Maps.HardProduct· Google
  4. 412Explain how you would design Google Play Store, including your choice of database, its structure, and rationale.HardSystem designTechnical· Walmart Labs
  5. 413Design a grocery delivery mobile app.HardProduct· Meta, Yahoo
  6. 414You're a PM for Meta. Design a product for group travel.HardProduct· Meta
  7. 415Design a GTM strategy for taking a brick-and-mortar rug store online.HardProduct· Wayfair
  8. 416Implement a hashmap without using any libraries.HardCoding· Apple, Goldman Sachs
  9. 417Design a high-tech gym.HardProduct· Google
  10. 418Design a security system for a hotel.HardProductTechnical· Microsoft
  11. 419Design Instagram.HardProductSystem design· Amazon, Instagram
  12. 420You're a PM for a new device, which is a time machine. How would you design the interface?HardProduct· Google
  13. 421Design an iron for the blind.Hard· Microsoft
  14. 422Design a language learning app for Meta.HardSystem design· Meta
  15. 423Design a launch strategy for Google Glass.HardProduct· Google
  16. 424Design a lawn mower.HardProduct· Google
  17. 425Design a LinkedIn for blue collar workers.HardProduct· LinkedIn, Microsoft
  18. 426Design live commenting for Facebook.HardSystem design· Meta
  19. 427Design Lyft for deaf drivers.HardProductSystem design· Lyft
  20. 428Design Lyft for kids.HardProduct· Lyft, Walmart Labs
  21. 429Design a marketplace where freelancers bid on contract jobs with the lowest bid winning the contract.HardCoding· Intuit
  22. 430You're a PM at Meta. Design a product for users to find a handyman.HardProduct· Meta
  23. 431Design a Meta product for space travel.HardProduct· Meta
  24. 432Design a metrics and logging service.HardSystem designTechnical· Booking.com, Google