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. 625Design a product to address language barriers in India.HardProduct· Microsoft
  2. 626Design an inference batching system for a single GPU that can handle up to 100 inputs per batch while users wait synchronously, maximizing utilization under compute constraints.HardAI MLSystem design· Anthropic
  3. 627If you have infinite resources and the year is 2025, how would you improve Google Translate?HardProduct· Google
  4. 628You're a PM at Instacart. What would you do to improve retention?HardDataBehavioral· Instacart
  5. 629You're a PM at Instagram. How would you diagnose a 10% drop in impressions?HardDataProduct· Flipkart
  6. 630How would you design 'Hot Topics' on Instagram?HardSystem design· Meta
  7. 631You are PM for Instagram. How would you decide on investing in a verification badge?HardProductSystem design· Meta
  8. 632You're a PM at Instagram Reels. How would you measure the success of introducing ads?HardData· Meta
  9. 633How would you define success for Instagram Reels and what metrics would you use? If Instagram Reels engagement is growing but Instagram Feed engagement is declining, what actions would you take?HardDataProduct· Meta
  10. 634How would you integrate social features into the Coinbase platform?HardProduct· Coinbase
  11. 635You are the PM for the payments team at Booking.com. How would you introduce cryptocurrency as a new payment method?HardProduct· Booking.com
  12. 636You're the PM for Agoda. Due to increasing failure rates in newer payment methods like wallets and UPI, how would you investigate the cause and what steps would you take to address it?HardDataProduct· Agoda
  13. 637You're on the LA 2028 Olympic Games organizing committee. What product would you build?HardProduct· Meta
  14. 638How would you launch a standalone Amazon restaurant food delivery app?HardProductSystem design· Amazon
  15. 639How do you launch and test a self-driving car?HardDataProduct· LendingClub
  16. 640As a PM for Facebook Groups, outline your launch strategy.HardProduct· Meta
  17. 641How would you launch a high-end mineral water bottle in the market?HardProduct· Palo Alto Networks
  18. 642How would you launch a new product recommendation carousel for Amazon?HardDataProduct· Google
  19. 643How would you launch reactions for Facebook?HardDataProduct· Meta
  20. 644How should Google launch a new teleportation product?HardDataProduct· Google
  21. 645You are launching a strategic app. One month out, internal feedback suggests it isn't ready, with below target metrics including CSAT. What do you do?HardDataProduct· Google
  22. 646What would you do about the decline in live stream participation in the US and its increase in Spain?HardDataProduct· Meta
  23. 647A/B testing LLM productsHardAI ML
  24. 648Agent memory: short-term vs long-termHardAI ML