Roblox Coding Interview Questions
26 Roblox coding interview problems with full optimal solutions — 16 easy, 8 medium, 2 hard. Every problem ships with multiple approaches (brute-force first, then the optimal), complexity tables for each, company-specific tips on what an Roblox interviewer values, and a FAQ section.
Showing 2 problems of 26
- #23hardfoundational
23. Word Ladder
Find the shortest transformation sequence between two words, changing one letter at a time — Roblox draws on this BFS-on-implicit-graph pattern when computing minimum edit-distance hops in their natural-language chat moderation and avatar-name suggestion systems.
- #24hardfoundational
24. Alien Dictionary
Derive character ordering rules from a sorted alien-language word list using topological sort — Roblox applies the same dependency-extraction technique to infer asset-load ordering from observed streaming sequences across game worlds.