Interview Cache
Master your next technical interview with real questions from industry leaders.
Sofi
19 problems across 5 categories
| Done | Title | Difficulty | Updated |
|---|---|---|---|
| Find Smallest Common Row Value Software EngineerCoding | Easy | Feb 27, 2026 | |
| Format words into wrapped/justified lines Software EngineerCoding | Medium | Feb 12, 2026 | |
| Generate all permutations of an array Software EngineerCoding | Medium | Jan 16, 2026 | |
| Rearrange array to maximize positive prefix sums Software EngineerCoding | Easy | Jan 7, 2026 | |
| Find maximum-occurring character in a string Software EngineerCoding | Easy | Jan 7, 2026 | |
| Count numbers with same popcount up to all-ones bound Software EngineerCoding | Easy | Jan 7, 2026 | |
| Align with PM on ranking goals Data ScientistBehavioral | Medium | Oct 13, 2025 | |
| Plan and validate ranking experiment Data ScientistProduct Sense | Hard | Oct 13, 2025 | |
| Design a fintech product ranking system Data Scientist | Hard | Oct 13, 2025 | |
| Design a fintech homepage ranker Data Scientist | Hard | Oct 13, 2025 | |
| Simulate 1-D collisions and scale to huge inputs Software EngineerCoding | Medium | Sep 6, 2025 | |
| Determine reachability and minimum jumps Software EngineerCoding | Medium | Aug 7, 2025 | |
| Implement tree ops and LRU cache Software EngineerCoding | Medium | Jul 29, 2025 | |
| Implement a React CRUD Table Software Engineer | Hard | Jul 16, 2025 | |
| Design a Real-Time Suggestions Service Software EngineerSystem Design | Hard | Jul 16, 2025 | |
| Design a Random Number Generation API Software EngineerSystem Design | Hard | Jul 16, 2025 | |
| Describe Past Project And Debugging Approach Software EngineerBehavioral | Medium | Jul 16, 2025 | |
| Scale a key-value store with consistent hashing Software EngineerSystem Design | Hard | Jul 15, 2025 | |
| Design a key-value store with getLast Software EngineerCoding | Medium | Jul 15, 2025 |