Detailed insights from real candidates who interviewed at top tech companies
Roblox hosts millions of multiplayer game sessions daily. It is planning to release a Matchmaking Service for game developers such that users can join a waiting queue, be grouped together by skill level and join a new gameserver at the same time. A popular game may have upto 500k concurrent players...
This post describes a Roblox phone screen interview which featured a complex algorithm design problem focused on optimizing avatar load times by determining the correct component loading order based o...
You are tasked with optimizing avatar load times for experiences on the Roblox platform. Each avatar comprises multiple components (body parts, accessories, animations, etc.). Some components may depend on others (e.g., a specific hat can only be loaded after the head and hair). Given a list of co...
I recently finished up with Roblox Interview and thought to share my experience so that it can help others. Phone Interview: Given an array of strings, we ideally would like to remove any strings that have a longer prefix. Ex. ["ab", "abc", "abcd", "bc", "bcd", "bd"] Here, "abc" can be removed as ...
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