Software Engineer, GenAI Platform

Every day tens of millions of people come to Roblox to explore create play learn and connect with friends in 3D immersive digital experiences all created by our global community of developers and creators.

At Roblox were building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together from anywhere in the world and on any device. Were on a mission to connect a billion people with optimism and civility and looking for amazing talent to help us get there.

A career at Roblox means youll be working to shape the future of human interaction solving unique technical challenges at scale and helping to create safer more civil shared experiences for everyone.

About the role:

Foundation AI builds the platforms services and infrastructure that enable machine learning and generative AI across this role youll work across areas such as model training and inference LLM services Agent infrastructure data systems experimentation evaluation and developer tooling while learning how to build reliable systems at scale. Youll design code test launch and operate production features partnering with teams across product research data infrastructure safety creator engine discovery and economy. You will report to an Engineering Manager within Foundation AI organization.

You will:

• Build platforms and services that power machine learning generative AI and agentic platform and product experiences across Roblox.
• Explore emerging technologies including ML frameworks LLMs agentic systems distributed systems and GPU infrastructure.
• Improve the speed reliability observability and cost efficiency of AI development
• Contribute to systems operating at Roblox scale while balancing quality latency reliability and responsible data use.

You have:

• You have an undergraduate/graduate degree in computer science or equivalent experience in engineering a related technical field.
• 13 years of experience in software engineering distributed systems cloud services or a related area.
• Experience building projects through coursework internships research or personal work.
• Working knowledge of one or more programming languages such as Go Python or Rust along with an interest in learning new technologies.
• Interest in machine learning generative AI distributed systems data infrastructure or developer platforms.
• Strong communication skills and a willingness to collaborate across teams and disciplines.