How do you find the kth largest element efficiently? — Roblox interview
Reported in Roblox interview loops. Heap and selection strategy question with multiple valid approaches.
Company vault
Gaming platform — Lua, distributed systems, and creator economy in San Mateo.
Questions
105
Reported in Roblox interview loops. Heap and selection strategy question with multiple valid approaches.
Reported in Roblox interview loops. Advanced string window question seen in strong coding interviews.
Reported in Roblox interview loops. Graph traversal question using DFS or BFS flood-fill.
Reported in Roblox interview loops. Topological sort and directed cycle detection interview staple.
Reported in Roblox interview loops. Dynamic programming optimization with unbounded choices.
Reported in Roblox interview loops. Simple but important recurrence-based DP interview problem.
Reported in Roblox interview loops. Data structure trade-off question for autocomplete and dictionary lookups.
Reported in Roblox interview loops. Hard interview classic requiring binary search partition logic.
Reported in Roblox interview loops. Disjoint set union structure used in graph connectivity interviews.
Reported in Roblox interview loops. Pattern recognition question for linear-time array scans.
Reported in Roblox interview loops. System design problem testing reliability, fan-out, and channel abstraction.
Reported in Roblox interview loops. Design question around large files, durability, and secure uploads.
Reported in Roblox interview loops. System design interview around indexing, ranking, and freshness.
Reported in Roblox interview loops. Critical design topic focused on correctness under retries and failures.
Reported in Roblox interview loops. Geo-spatial system design covering matching latency and surge logic.
Reported in Roblox interview loops. Observability architecture interview question for platform roles.
Reported in Roblox interview loops. System design exercise emphasizing control plane and low-latency reads.
Reported in Roblox interview loops. Architecture discussion around tenant security and scaling models.
Reported in Roblox interview loops. System design topic around edge caching, invalidation, and latency.
Reported in Roblox interview loops. Event delivery design question focusing on retries and idempotency.