Roblox
Platform loops spanning engine, backend, and safety — coding rounds plus design questions about user-generated content at scale.
Typical loop
- 1Recruiter screen
- 2Technical phone screen
- 3Onsite: two coding rounds
- 4Design round on platform and safety at scale
- 5Behavioral round
Asked on LeetCode
All 56 by time range →- Candy CrushmediumArrayTwo PointersMatrixSimulationfrequency 100.0
- Reorganize StringmediumHash TableStringGreedySorting+2frequency 92.2
- Number of Ways to Wear Different Hats to Each OtherhardArrayDynamic ProgrammingBit ManipulationBitmask+3frequency 91.5
- Text JustificationhardArrayStringSimulationfrequency 87.7
- Maximize Distance to Closest PersonmediumArrayfrequency 85.0
- Task SchedulermediumArrayHash TableGreedySorting+2frequency 84.0
- Course Schedule IImediumDepth-First SearchBreadth-First SearchGraph TheoryTopological Sortfrequency 82.9
- Design Hit CountermediumArrayBinary SearchDesignQueue+1frequency 76.7