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
FiltersDifficulty, topic, company

4,310 questions

  1. 49Walk me through the system design of an AI-powered user experience.HardSystem design· 20 min· Microsoft
  2. 50What approaches would you use to improve transformer efficiency and performance?Hard· 30 min· Hugging Face
  3. 51What generative-AI skills will be most critical in the next year?Easy· 5 min· Anthropic
  4. 52What is the most interesting automation you have built or seen?EasyBehavioral· 5 min· Clay
  5. 53What problem in the world do you most want to solve?MediumBehavioral· 10 min· Palantir
  6. 54What role do you usually take on a team?EasyBehavioral· 5 min· Perplexity AI
  7. 55When is a prompt cache calculated, and what is a model harness?Hard· 20 min· Anthropic
  8. 56Why do you want to work at Palantir?Easy· 5 min· Palantir
  9. 57Write code rapidly to a specification, then refactor it as new constraints are introduced.HardCoding· 20 min· Anthropic
  10. 58Write helper code inside an unfamiliar production repository.Hard· 20 min· Scale AI
  11. 593 SumCoding· Acko, HashedIn
  12. 604 Keys KeyboardCoding· Microsoft
  13. 61A CRM has duplicates and inconsistent fields across systems. How do you repair it?MediumProduct· 10 min
  14. 62A customer asks for fine-tuning. How do you discover what they actually need?HardProduct· 20 min
  15. 63A model refuses too often after a safety update. How do you diagnose and fix it?HardTechnical· 30 min
  16. 64A production AI developer platforms system suddenly degrades for one user segment. How would you investigate?HardTechnical· 20 min
  17. 65A production AI incident response system suddenly degrades for one user segment. How would you investigate?HardTechnical· 20 min
  18. 66A production AI watermarking system suddenly degrades for one user segment. How would you investigate?HardTechnical· 20 min
  19. 67A production content moderation system suddenly degrades for one user segment. How would you investigate?HardTechnical· 20 min
  20. 68A production continual learning system suddenly degrades for one user segment. How would you investigate?HardTechnical· 20 min
  21. 69A production data labeling systems system suddenly degrades for one user segment. How would you investigate?HardTechnical· 20 min
  22. 70A production differential privacy system suddenly degrades for one user segment. How would you investigate?HardTechnical· 20 min
  23. 71A production distributed model training system suddenly degrades for one user segment. How would you investigate?HardTechnical· 20 min
  24. 72A production enterprise AI governance system suddenly degrades for one user segment. How would you investigate?HardTechnical· 20 min