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12 problems across 5 categories
| Done | Title | Difficulty | Updated |
|---|---|---|---|
| Scale a file-crawling API using async jobs Software EngineerSystem Design | Medium | Jan 22, 2026 | |
| Return all files under a path Software EngineerCoding | Medium | Jan 22, 2026 | |
| Build a hit/miss word guessing game Software EngineerCoding | Medium | Jan 22, 2026 | |
| Implement feedback for word guessing game Software EngineerCoding | Medium | Nov 1, 2025 | |
| Design file-processing API with long-running jobs Software EngineerSystem Design | Medium | Nov 1, 2025 | |
| Implement hierarchical folder access check Software EngineerCoding | Medium | Oct 18, 2025 | |
| Answer rapid-fire leadership checklist Data ScientistBehavioral | Medium | Oct 13, 2025 | |
| Explain a project with measurable impact Data ScientistBehavioral | Medium | Oct 13, 2025 | |
| Review checkout code for defects and privacy Data ScientistCoding | Medium | Oct 13, 2025 | |
| Run org-safe online experiment for recommender Data ScientistProduct Sense | Medium | Oct 13, 2025 | |
| Design enterprise file recommendations under ACLs Data Scientist | Medium | Oct 13, 2025 | |
| Compute max island with constrained flips Data ScientistCoding | Medium | Oct 13, 2025 |