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Roblox

Senior Software Engineer (Backend/Product focus, AIaaS)

San Mateo, USAOn-sitePosted 6 days ago

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Job type
Full-time
Work mode
On-site
Level
Senior
Department
Software Development
Experience
5+ years experience
Posted
Sep 25, 2026

About the role

As a Senior Software Engineer on the AIaaS (AI-as-a-Service) team, you will be responsible for building the production systems that enable the safe and reliable deployment of our cutting-edge 3D and 4D generative AI models. You will design, implement, and scale robust, high-performance product infrastructure to orchestrate the complex workflow for producing high-fidelity 3D and 4D textured meshes. We are seeking accomplished software engineers with a passion for developer-facing product APIs, experience building large-scale distributed systems, and a commitment to writing high-quality, well-tested code to solve complex GenAI serving challenges at scale.

You Will:

  • Design, build, and own critical components of the product infrastructure supporting our generative AI efforts focusing on usability, reliability, scalability, and performance.
  • Develop delightful, intuitive, easy to use developer-facing APIs for democratizing 3D creation.
  • Build seamless integrations with other sub systems such as Pricing, Orchestration, Safety with an eye for observability.
  • Implement robust pipelines for collecting datasets and evaluating to build safe and compliant multimodal AI systems.
  • Collaborate closely with Product Managers, other partner teams in Roblox Engine and Infrastructure to ship reliable products.
  • Drive improvements in product & backend infrastructure architecture, engineering best practices, and operational excellence.
  • Ensure data quality and governance are implemented at the system level through automated checks and monitoring.

You have:

  • Have minimum 5+ years of professional experience and a tool chest of system design experience upon which to draw to build scalable, reliable platforms for all of Roblox.
  • Experience architecting, designing, and developing a wide-array of software products.
  • Thrive in building complex, high-scale distributed systems from the ground up.
  • Are passionate about the potential of generative AI, particularly in creative domains like 3D/4D content.
  • Are comfortable operating in a dynamic, fast-paced environment.
  • Excel at writing clean, efficient, well-tested code in languages like Python, C#, or Go.
  • Have experience with cloud data platforms and distributed processing technologies (e.g., Kubeflow, Temporal, S3, etc.).
  • Value collaboration and enjoy working closely with cross-functional teams, especially product managers, researchers, and ML engineers.
  • Bachelor's degree or higher in Computer Science, Computer Engineering, Data Science, or a similar technical field.