Tech Talks EP30: SLIM and Cloud Transcoding

In this episode of Roblox Tech Talks, founder and CEO David Baszucki sits down with product and engineering leaders Varun Mani, Sergey Makeev, and Tsvetan Tsvetanov to break down the technologies powering Roblox’s next-generation game engine. The conversation covers: - How SLIM dynamically composites complex worlds and avatars into lightweight models - How Cloud Transcoding generates the right asset version—instantly—for every device - How Roblox streams fully interactive 3D environments in real time - How these systems unlock larger worlds, instant join, and future-proof creator workflows - A look ahead at AI-assisted upsampling and the path to a true second-generation engine