Interview Cache
Master your next technical interview with real questions from industry leaders.
21 problems across 5 categories
| Done | Title | Difficulty | Updated |
|---|---|---|---|
| Solve palindrome and list tasks Machine Learning EngineerCoding | Hard | Mar 2, 2026 | |
| Design comment ranking Machine Learning EngineerSystem Design | Hard | Mar 2, 2026 | |
| Model y from x and interpret distributions Machine Learning Engineer | Medium | Feb 12, 2026 | |
| Design a video recommendation system Machine Learning EngineerSystem Design | Medium | Feb 12, 2026 | |
| Design a game leaderboard service Software EngineerSystem Design | Easy | Jan 22, 2026 | |
| Prioritize competing engineering requests Data ScientistBehavioral | Easy | Dec 11, 2025 | |
| Measure impact of ads-manager automation feature Data ScientistProduct Sense | Easy | Dec 11, 2025 | |
| Design experiment for ads in chat with budgets Data ScientistProduct Sense | Easy | Dec 11, 2025 | |
| Design A/B test for AI chat box Data ScientistProduct Sense | Easy | Dec 11, 2025 | |
| Collaborate with PM and Eng as DS Data ScientistBehavioral | Easy | Dec 11, 2025 | |
| Implement a sliding-window rate limiter Software EngineerCoding | Medium | Nov 10, 2025 | |
| Design comment-likelihood prediction platform Software EngineerSystem Design | Medium | Nov 10, 2025 | |
| Communicate and de-risk a non-experimental launch Data ScientistBehavioral | Hard | Oct 13, 2025 | |
| Justify synthetic control and handle inference Data Scientist | Hard | Oct 13, 2025 | |
| Design a causal evaluation without A/B testing Data ScientistProduct Sense | Hard | Oct 13, 2025 | |
| Query US-based users and most active forums Data Scientist | Medium | Sep 19, 2025 | |
| Compute P(A>B) for m- and n-sided dice Data Scientist | Medium | Sep 19, 2025 | |
| Load and prepare JSON for modeling Machine Learning Engineer | Medium | Sep 6, 2025 | |
| Find word sequence with 1–2 char changes Software EngineerCoding | Medium | Sep 6, 2025 | |
| Design a feature store with CI/CD and reliability Software EngineerSystem Design | Hard | Sep 6, 2025 | |
| Build and evaluate click prediction models Machine Learning Engineer | Medium | Sep 6, 2025 |