# Senior/Staff Software Engineer - C++ Simulation Platform

**Company:** [Zoox](https://hotfix.jobs/companies/zoox)
**Location:** Foster City, CA, Seattle, WA
**Role:** Backend Engineering
**Salary:** $245k – $305k/yr
**Experience:** 6+ years
**Skills:** C++, System Architecture, Distributed Systems, Gpu Programming, Execution Frameworks, Latency Optimization, Memory Management, JAX, PyTorch, Pub/Sub
**Posted:** 2026-06-24

> Build and optimize the high-speed GPU-based C++ simulation platform that powers Zoox's autonomous vehicle ML training and validation at scale.

## Job Description

## Responsibilities
- Architect and support foundational simulation software, focusing heavily on execution frameworks and latency optimization.
- Own the interface between our high-speed GPU simulation framework and the rest of the self-driving software stack.
- Improve simulation performance directly and build self-serve systems that accelerate the work of autonomy and ML engineers.
- Ensure the deterministic execution, precise timing, and reproducibility of all simulation results at scale.
- Collaborate closely with ML experts to bridge fidelity gaps between fast simulations and high-fidelity 3D environments.

## Requirements
- Bachelor's or Master's in computer science, mathematics, physics, or a related field.
- 6+ years of experience in a related software engineering field.
- Deep expertise in modern C++ software development and system architecture.
- System design experience, specifically building deterministic software in distributed computer clusters.
- Strong understanding of execution frameworks, latency optimization, and memory management.

## Nice-to-Haves
- Familiarity with spatial reinforcement learning or modern ML frameworks (e.g., JAX, PyTorch).
- Automotive, robotics, or AAA video game industry experience.
- Familiarity with PubSub systems.

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