San Francisco startup building AI systems that spawn interactive worlds from text and images.

Member of Technical Staff – Simulation Engineer

San FranciscoOn-site$150K - $300K0 - 15 yearsReferral bonus eligible
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You'll spend your mornings debugging physics subgraphs where a simulated robot arm keeps clipping through shelves, then pivot to designing the procedural terrain generator that feeds tomorrow's training curriculum. Your code becomes the ground truth: synthetic environments that teach embodied models to reason through space, causality, and physical intuition. We need engineers who find elegance in the gap between real-world dynamics and their computable approximations.

What they're looking for

  • Fluency in Python and C/C++ for performance-critical simulation pipelines
  • Experience with physics engines, graphics APIs, or real-time spatial systems
  • Track record building synthetic data generation infrastructure or virtual training grounds
  • Comfort working shoulder-to-shoulder with research scientists and hardware engineers in a small, recently-formed team
  • Strong debugging instincts for systems where outputs are visual and failures are geometric rather than textual

Tech stack

PythonCC++

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This role is one we're recruiting for on behalf of a client company; the client's identity is kept confidential at this stage. A Fluency recruiter will follow up with details.

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