Senior Director of Engineering, Generative AI
Core
Lead the Applied AI organization to turn state-of-the-art foundation models into high-quality, reliable creation systems for Roblox Build, focusing on model strategy, adaptation, code generation, and 3D layout generation.
Role type
Senior Director of Engineering, Generative AI
Builds
Roblox Build (generative creation platform for 3D experiences)
Domain
Generative AI, 3D World Creation, Code Generation
Deliverable
production ML models
Required skills
Machine learning leadership, LLM post-training (RLHF, DPO, distillation), model routing and adaptation, agentic systems, code generation, evaluation science, hiring and talent development, cross-functional influence
Preferred skills
None stated
Technologies
None stated
Responsibilities
Own model strategy and routing for Build; Lead model adaptation including fine-tuning and synthetic data generation; Drive CodeGen capabilities for multi-file Roblox experiences; Build LayoutGen intelligence for 3D scene creation; Own evaluation as a core technical discipline with benchmarks and metrics; Close the feedback loop between model development, evaluation, and production
Seniority
Senior Director, hands-on IC with leadership
