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4,310 interview questions, answered.

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17 questions

  1. 1How would you build TinyURL?HardSystem designTechnical· Google, Meta
  2. 2Design APIs for Facebook live commenting.HardSystem designTechnical· Meta
  3. 3Design a parking lot.MediumProductTechnical· Meta, Microsoft
  4. 4Design a system like YouTube.HardSystem designTechnical· Meta, Snowflake
  5. 5Design a voting system.HardTechnical· Meta
  6. 6What are the differences between TCP and UDP?MediumTechnical· Meta, Solenis
  7. 7How would you launch reactions for Facebook?HardDataProduct· Meta
  8. 8How would you measure success for Instagram Shops, excluding ad revenue?MediumDataProduct· Meta
  9. 9Design the system architecture for WhatsApp.HardSystem designTechnical· Meta, WhatsApp
  10. 10What is an API and how does it work?MediumSystem designTechnical· Apple, Meta
  11. 11Explain the most complex product you have built.MediumBehavioralTechnical· Google, Meta
  12. 12How would you explain a technical concept to a non-technical person?MediumBehavioralTechnical· Anthropic, Google
  13. 13Find the smallest missing element from a sorted array.EasyCodingTechnical· Meta
  14. 14Sort a doubly linked list using merge sort.MediumCodingTechnical· Meta
  15. 15Walk me through the technical architecture of your product.MediumTechnical· Amazon, Cognition AI
  16. 16Tell me about a technical challenge that you have overcome.MediumBehavioralTechnical· Accenture, Amazon
  17. 17What is DNS?EasyBehavioralTechnical· Amazon, Meta