About the Role
Join a lean, highly technical team building core infrastructure for the next generation of agentic AI. You will help create a complex, interconnected digital environment that enables AI models to learn, act, and interact inside a simulated world. This is a high-ownership role for a strong generalist who enjoys solving first-principles engineering problems and building meaningful systems end to end.
Responsibilities
- Build software replicas from the ground up and integrate them into a broader world engine used by AI agents.
- Develop services that maintain coherence across that environment.
- Solve unusual systems problems that do not fit neatly into existing engineering patterns.
- Help build the infrastructure needed to support a rich, dynamic simulation layer.
- Collaborate directly with researchers pushing the boundaries of modern AI.
Requirements
- 5+ years of software engineering experience
- Strong engineering fundamentals
- Experience shipping user-facing features end to end
- Comfort working across the stack in a high-ownership environment
- Ability to solve novel technical problems using first-principles thinking
Skills
- TypeScript
- React
- Python
Location
- San Francisco
Work Type
- Full-time
- On-site
Experience Level
- 5+ years
Salary/Compensations
- $185,000-$235,000 base plus equity
About the Company
- Frontier AI company
