Inside the Tech – Solving for Avatar Facial Expressions

Inside the Tech is a blog series that accompanies our Tech Talks Podcast. In episode 20 of the podcast, Avatars & Self-Expression, Roblox CEO David Baszucki spoke with Senior Director of Engineering Kiran Bhat, Senior Director of Product Mahesh Ramasubramanian, and Principal Product Manager Effie Goenawan, about the future of immersive communication through avatars and […]

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2023 Year in Review — A Letter From Our CEO

This was a big year for Roblox. We made great progress toward our vision of reimagining the way people come together by building innovative technologies that enable richer forms of communication, creation, and immersion. During Q3* of this year, we saw 70.2 million daily active users on Roblox, which was up 20 percent from the […]

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How Roblox Reduces Spark Join Query Costs With Machine Learning Optimized Bloom Filters

Abstract Every day on Roblox, 65.5 million users engage with millions of experiences, totaling 14.0 billion hours quarterly. This interaction generates a petabyte-scale data lake, which is enriched for analytics and machine learning (ML) purposes. It’s resource-intensive to join fact and dimension tables in our data lake, so to optimize this and reduce data shuffling, […]

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