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4,310 interview questions, answered.

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69 questions

  1. 1Binary Tree Maximum Path SumHardCoding· Qualcomm, DoorDash
  2. 2Check if One String Swap Can Make Strings EqualCoding· DoorDash
  3. 3Find the Largest Submatrix with all 1sCoding· DoorDash
  4. 4Maximum Path Sum in a Binary TreeCoding· DoorDash
  5. 5Reverse Nodes in K GroupCoding· DoorDash
  6. 6How would you 10x Duolingo?HardProduct· DoorDash, Google
  7. 7As a food delivery company, how would you address increased delivery times?MediumDataProduct· DoorDash, Google
  8. 8Tell me about how you brought a product to market.MediumBehavioralProduct· Amazon, Capital One
  9. 9How do you define success for Yelp reviews?MediumDataProduct· DoorDash
  10. 10Design a system to track reviews abuse on Amazon.com.HardDataProduct· Amazon, DoorDash
  11. 11Choose a meaningful metric to measure the success of launching bikes as a form of transport for Dashers.MediumData· DoorDash
  12. 12What would be the worst problems in the delivery experience after the buyer has placed the order?MediumProduct· DoorDash
  13. 13Installs are down 35% on DoorDash's iOS app, what do you do?MediumDataProduct· DoorDash
  14. 14How would you enhance the experience for Airbnb users after a negative booking?HardDataProduct· DoorDash
  15. 15As the PM at Airbnb, how would you enhance the discovery of listings over the next six months?MediumProduct· DoorDash
  16. 16What factors would you look at when deciding whether to launch into a market?MediumProduct· DoorDash
  17. 17Design a database schema for a fitness app.MediumDataSystem design· Databricks, DoorDash
  18. 18What are the top issues for GetAround and how would you address them?HardDataProduct· DoorDash
  19. 19How would you improve Airbnb's recommendation algorithm for guests?HardData· Airbnb, DoorDash
  20. 20How would you improve DoorDash?MediumBehavioralProduct· DoorDash
  21. 21How would you improve the Doordash post-order experience?MediumProduct· DoorDash
  22. 22How would you improve your favorite music application?MediumBehavioralProduct· DoorDash
  23. 23How would you improve the post-booking experience for TaskRabbit?MediumProduct· DoorDash
  24. 24Improve the worst post-booking experience for Ticketmaster.MediumProduct· DoorDash