Hybrid Senior C++ Software Engineer – GPU Performance

at Zoox

• Job title: Senior C++ Software Engineer – GPU Performance
• Job type: Full Time
• Experience level: Senior
• Salary: $217,000 - $307,000 per year
• Degree requirement: Bachelor's Degree
• Tech skills: Linux
• Location requirements: Hybrid, Foster City, United States

About the role

• Senior C++ Software Engineer optimizing GPU performance for self-driving technology solutions. Analyzing and enhancing GPU-based algorithms for efficiency and design influence of compute platforms.

Responsibilities

• Build real-time instrumentation for performance monitoring (CPU, GPU, latency, memory) and develop offline benchmarking frameworks, tools, and scripts to evaluate & analyze performance at scale in CI/vehicle, and establish budgets for next-gen architectures.
• Analyze performance metrics to identify GPU hotspots and root causes, and propose and co-implement actionable solutions with component teams.
• Support teams on bringing serial algorithms to the GPU to maximize compute utilization and improve overall latency.
• Work as part of the Core team to design a middleware framework that promotes by default efficient and performant code development by maximizing CPU and GPU.

Requirements

• BS in computer science or related field and 7+ years of experience.
• Strong knowledge of CUDA as applied to recent GPU microarchitectures (e.g., Ampere, Blackwell) and experience debugging/optimizing GPU kernels using tools like Nsight.
• Strong knowledge of C++ and experience in large code bases, comfortable in Linux development environments.
• Experience in development, debugging, and profiling of complex multiprocess systems (e.g., robotic systems, game engines).

Benefits

• Paid time off (e.g. sick leave, vacation, bereavement)
• Unpaid time off
• Zoox Stock Appreciation Rights
• Amazon RSUs
• Health insurance
• Long-term care insurance
• Long-term and short-term disability insurance
• Life insurance