Roblox Tech Talks
Roblox Tech Talks

Discover the people, ideas, and technological breakthroughs that are shaping the next iteration of human co-experience. Featuring a diverse cross-section of guest speakers from Roblox’s product and engineering teams, we’ll discuss how we got to where we are today, the road ahead, and the lessons we’ve learned along the way. Hosted by David Baszucki, founder and CEO of Roblox.

In this episode of Tech Talks, Roblox Founder & CEO Dave Baszucki is joined by Kiran Bhat and Alberto Hojel for a deep dive into new techniques for creation powered by generative AI. We explore how Roblox's 3D-native foundation model builds on powerful ideas from text and image modalities, allowing creators to build functional 4D objects and worlds from prompts. We also discuss our vision for real-time video world models for gaming, leveraging our 3D simulation backbone. If you've ever wondered how AI scales to millions of players in a shared, physics-based environment, this deep dive is for you.
In this episode of Tech Talks, Roblox Founder & CEO Dave Baszucki is joined by Rajiv Bhatia (Head of Product, User & Discovery), Naren Koneru (Engineering Lead, Safety), and Eliza Jacobs (Head of Safety Policy) for a deep dive into one of the most important challenges facing online platforms today: enabling authentic communication while keeping users safe.The conversation explores Roblox’s new age estimation and age check technology, including how facial age estimation works, why it’s being introduced now, and how it fits into Roblox’s broader, layered approach to safety and civility. The group discusses the engineering breakthroughs that made this possible, the privacy-preserving design behind the system, and how policy, product, and engineering come together to create developmentally appropriate experiences for users of all ages.
In this episode of Tech Talks, founder and CEO David Baszucki sits down with Roblox product and engineering leaders Varun Mani, Sergey Makeev, and Tsvetan Tsvetanov to break down how SLIM (a hierarchical, dynamic level-of-detail system) and Cloud Transcoding are redefining what’s possible on Roblox.
In this episode of Tech Talks, founder and CEO David Baszucki sits down with Nick Tornow and Roblox creator Jandel to discuss the future of creation on Roblox. The conversation covers how Grow a Garden became one of the most popular experiences on the platform, the engineering breakthroughs that make massive scale and live events possible, and how AI, real-time collaboration, and safety systems are empowering creators today and shaping what’s ahead.
In this episode of Roblox Tech Talks, founder and CEO David Baszucki sits down with Chief Safety Officer Matt Kaufman and Senior Director of Product Policy Eliza Jacobs to discuss how Roblox is advancing its commitment to safety, civility, and freedom on the platform.The conversation covers:Our latest safety releases and how they help protect our communityUpdates to our approach on vigilantism A preview of upcoming safety features and policies in development
In this episode of Tech Talks, Roblox founder and CEO David Baszucki speaks with Matt Kaufman and Eliza Jacobs about how Roblox is advancing its commitment to safety, civility, and freedom at scale. They discuss new features like Trusted Connections and age verification, how AI and human moderation work together to protect the community, and the importance of building systems that adapt to cultural norms and parental expectations worldwide. The conversation also covers  how Roblox empowers developers and parents with tools to create safe, age-appropriate experiences and how these innovations are setting a new standard for online platforms.
In this episode of Tech Talks, CEO David Baszucki is joined by George ElKoura and Taylor Russ for an in depth look into the Roblox engine. They explore what it takes to simulate reality at scale, from building a generalized simulation system to delivering high-performance experiences across every device. They discuss breakthroughs in memory management, parallel computing, dynamic asset streaming, server authority for competitive play, and how Roblox is pushing toward a future of instant join, photorealism, and limitless scale.
In this episode of Tech Talks, CEO David Baszucki is joined by Chen Zheng and Michelle Gong to explore the evolving world of search, recommendations, and personalization on Roblox. They discuss the complexities of discovery across different platforms, how Roblox is optimizing for long-term user and creator satisfaction, and the role of transparency, cold start challenges, and AI in shaping the future of engagement.
In this episode of Tech Talks, CEO David Baszucki is joined by Kiran Bhat and Nishchaie Khanna to discuss the rapid evolution of AI and its impact on game development. They explore the journey from classical AI to today’s generative AI, the challenges of 3D object generation, and how AI is shaping the future of interactive experiences.
In this episode of Tech Talks, Chief People & Systems Officer Arvind KC and Chief Information Officer Shobhana (Shobz) Ahluwalia join CEO David Baszucki to discuss the tech that forms the platform for how we work, the human element that sits on top of it, and how those things help us create a culture of innovation and bring our mission and vision to life.
VP & Chief Information Security Officer Brooks Evans joins CEO David Baszucki to share how we’re keeping our platform, our users, and our economy safe. They’ll discuss the history of information security on Roblox, some of the most interesting attacks that have happened worldwide, and how the industry will evolve in the future.
Head of Public Policy Nicky Jackson Colaco joins CEO David Baszucki to discuss our approach to policy at Roblox, the communities we serve with that approach, and the symbiotic relationship between technical innovation, our vision, and our public policy strategy.
Senior Director of Engineering Kiran Bhat, Senior Director of Product Mahesh Ramasubramanian, and Principal Product Manager Effie Goenawan join CEO David Baszucki for a look into the future of immersive communication through avatars and the technical challenges we’re solving to power it. They’ll discuss in depth how expressive avatars not only allow us to express ourselves digitally, but also communicate more immersively through voice, facial expressions, and body language.
Head of International Zhen Fang joins CEO David Baszucki to discuss how we’re working to deliver a truly localized experience to every Roblox user around the world. From language translation to payment options to culturally relevant content, they’ll explore how our platform is adapting to our increasingly international community.
Principal Software Engineer Jan Berktold joins CEO David Baszucki to discuss how we’re ensuring our infrastructure is fast and reliable all around the world. They’ll explore our vision for active/active architecture and the challenges we’re solving to enhance our data storage platform.
Anupam Singh, our VP of Engineering for the Growth team, joins CEO Dave Baszucki to talk about the technical challenges we’re solving to enhance search and discovery for hundreds of millions of creators and users. They’ll explore how our approach to growth has developed in accordance with our values to deliver the best possible experience for our community.
Matt Kaufman, Roblox’s Chief Safety Officer, and Naren Koneru, VP of Trust & Safety Engineering, join CEO Dave Baszucki to discuss our approach to safety and civility on the platform. Together they’ll explore the technical challenges that come along with keeping virtual environments safe at scale, our vision for civil online communities, and how we’re working to serve the needs of each individual who uses Roblox.
Vice President of Education Partnerships Rebecca Kantar joins CEO Dave Baszucki to talk about the future of verticalization on Roblox, with a deep dive on our education vertical. They’ll start out by discussing Rebecca’s past experience starting a company called Imbellus, then discuss our overall plans around verticalization and our vision of evolving education on Roblox to better serve students and educators.
VP of Product, Economy Enrico D’Angelo joins CEO Dave Baszucki to discuss their vision for the Roblox economy. In this episode, they’ll discuss how virtual economies can mirror the real world, the opportunities ahead for Roblox, and some of the technical challenges we’ll need to solve to get there.
Senior Director of Product for the Social Team, Garima Sinha, joins CEO Dave Baszucki to talk about the future of communication on Roblox. In this episode, they’ll discuss how we’ve been working to make communication more natural and expressive on the platform – including avatar facial animation, spatial audio, and more.
VP of Global Partnerships Christina Wootton sits down with CEO and host Dave Baszucki to talk about the incredible ways that brands have developed a presence on our platform. In this episode, they’ll share how we think about our relationship with other brands, what successful integrations look like, and how the foundation of our technology makes it all possible.
SVP of Engineering Nick Tornow joins CEO and host Dave Baszucki to talk about the global creator community that builds the immersive experiences on Roblox and how we support their success. In this episode, they’ll discuss the ways we’re evolving creation across the three pillars of the Creator group: Roblox Studio, our content cloud, and the services that enrich our platform.
Max Ross, VP of Engineering, Infrastructure sits down with Dave to discuss the unique challenges of our global infrastructure at Roblox. In this episode, they’ll cover how we’re building our multi-region architecture, what it means to think of infrastructure like a product, and what we’ve learned as we’ve scaled to support over 50 million daily active users.
Technical Fellow Arseny Kapoulkine is back with CEO and host Dave Baszucki to kick off our second season of the podcast. In this episode, they discuss Luau, the programming language that powers the Roblox engine, as well as the advancements we’ve made to make it more performant and even better to use.
Todd Rudak, Director of Data Science & Analytics joins CEO and host Dave Baszucki to discuss the unique qualities of the team at Roblox and the work they do to support innovation at scale. Tune in to find out how the the team works to increase the speed, frequency and acumen of our decision making in building the Roblox platform.
The Roblox platform would not be where it is today without the creativity and innovation of our developer community. In this episode, Dave Baszucki chats with Senior Engineering Director Antoni Choudhuri to discuss Open Cloud, the new ecosystem that empowers developers to maximize their productivity and take their experiences to the next level.
Morgan McGuire, Chief Scientist at Roblox, joins CEO and host Dave Baszucki to chat about all things research at Roblox. The Research Team helps to accelerate innovation by combining computer science with social science and academic ideas with industry know-how. Tune in to learn more about how we’re shaping the forefront of metaverse research.
In this episode, Dave continues his conversation with Arseny Kapoulkine, Technical Fellow, to discuss the Roblox Engine. In this highly technical deep-dive, they tackle the foundational pieces of the Roblox Engine, including object modeling, rendering, physics, and networking. Listen in for a comprehensive overview of the core technologies that power the Roblox platform.
In this episode of Tech Talks, Dave is joined by Arseny Kapoulkine, Technical Fellow to discuss what differentiates Roblox technology from other online platforms. They reflect on the rich history of technological innovation at Roblox, from iterating on the platform to preserving the fidelity of Roblox experiences across all devices. Tune in to learn more about the technological foundations of the metaverse and how Roblox has evolved and scaled to where we are today.
In the metaverse, avatars are an expression of one’s identity. In this episode of Tech Talks, Dave and Kiran Bhat, Senior Director of Engineering, discuss the future of avatars on Roblox. Kiran shares his path to Roblox, from graduate school to the visual effects industry to start-up Loom.ai, which Roblox acquired in December 2020. Find out how Roblox is building upon the foundation of Loom.ai’s technology to further personalize avatars with facial animation.
Just like in the real world, GDP is an important measure of economic health in the metaverse, especially for developers on the platform. Kavita Kanetkar, Senior Director of Engineering, Economy and Dmitri Essiounine, Senior Engineering Manager chat with Dave about the virtual economy. How does it emulate and transcend real world experiences—shopping, transacting with currency, encountering product placements—in a way that feels organic and engaging for users?
Setting the stage for a new category of human interaction. In this episode, Dave sits down with Daniel Sturman, Chief Technology Officer at Roblox, to dive into the five key tenets of the app and what this utility holds for our future.