Zoox logo
Zoox
Posted 164 days agoVerified live 1d ago

Senior Software Engineer - Performance

Brief overview

Foster City, CAIn-person
$217k–$307k/yrStated range
6+ yrsMinimum
718 H-1B approvalsDept. of Labor
232 green cardsCertified filings
C++Performance optimizationReal-time systemsProfilingDebuggingBenchmarkingLinux performance toolsHardware-in-the-Loop (HIL)CPU architectureOperating system fundamentals

About the company

Zoox logo
Zooxzoox.com

Zoox is an AI robotics company that provides mobility-as-a-service and self-driving car services. It is a sub-organization of Amazon.

Visa sponsorship history

4 years sponsoring, last filed FY2026

Data powered by U.S. Department of Labor. This does not guarantee sponsorship for this specific role.
718H-1B approved
99%approval rate
154new H-1B hires
232PERM certified
$175,157median wage / yr
H-1B Petition ApprovalsVisas USCIS actually granted: the strongest sign the company sponsors.
2023187
2024221
2025274
202636
LCA Certified ApplicationsAn early filing step, not a visa approval: it signals intent, not confirmed sponsorship.
202355
202481
202550
202667
Green Card (PERM) FilingsCertified green card filings: a long-term commitment to international hires.
202347
202439
2025142
20264
Top sponsored roles
Software EngineerSenior Software EngineerTechnical Program ManagerHardware Software Integration EngineerSenior Technical Program Manager
Sponsored employees from
IndiaChinaMexicoTaiwanCanada

Job description

Zoox is building advanced self-driving hardware and software solutions. To attain the utmost efficiency that the system demands, we need you - an expert who understands both compute hardware architecture as well as the algorithms and middleware that run on it. Your contributions will be instrumental in achieving optimal power levels while maximizing throughput. 
The Software Core Performance team’s mission is to analyze, optimize, and provide guidance to the software and hardware teams to meet expected system performance targets.
As a performance software engineer within the Software Core Performance team, you will instrument, monitor, analyze, and optimize performance-critical algorithms. Your broad experience in developing, debugging, and optimizing software will enable AI software to run as efficiently as possible.

In this role, you will:

  • Build real-time instrumentation for performance monitoring of the system as well as benchmarking frameworks to support offline performance evaluation.

  • Create performance-optimization workflows (quick iteration loops) to evaluate and analyze performance at scale.

  • Analyze profiling data to identify resource utilization hotspots and optimization opportunities.

  • Propose and co-implement actionable solutions with software component teams. 

  • Support teams in helping to squeeze out the maximum performance of their code, while minimizing resource contention.

    • Qualifications

  • 6+ years of professional experience in software development or related fields

  • Hands-on experience in the development, debugging, and profiling of complex multi-process real-time systems, like game engines or robotics systems

  • Strong knowledge of C++ and experience in large code bases

  • Familiar with CPU system architecture and OS fundamentals

  • Good communication and organization skills, with a logical approach to problem-solving, good time management, and task prioritization skills

    • Bonus Qualifications

  • Experience using various Linux performance monitor tools, such as perf, eBPF, Perfetto

  • Kernel and/or driver development experience

  • Experience with software & hardware benchmarking and Hardware-in-the-Loop (HIL) systems

    • About Zoox
    Zoox is developing the first ground-up, fully autonomous vehicle fleet and the supporting ecosystem required to bring this technology to market. Sitting at the intersection of robotics, machine learning, and design, Zoox aims to provide the next generation of mobility-as-a-service in urban environments. We’re looking for top talent that shares our passion and wants to be part of a fast-moving and highly execution-oriented team.
    Accommodations
    If you need an accommodation to participate in the application or interview process please reach out to accommodations@zoox.com or your assigned recruiter.
    A Final Note:
    You do not need to match every listed expectation to apply for this position. Here at Zoox, we know that diverse perspectives foster the innovation we need to be successful, and we are committed to building a team that encompasses a variety of backgrounds, experiences, and skills.

    More jobs like this

    Software Engineer Jobs
    Senior AI Developer Productivity EngineerZoox · Foster City, CASenior Software Development Engineer in Test - Verifiation And ValidationZoox · Foster City, CASenior Software Engineer - Core SensorsZoox · Foster City, CASenior Software Integration EngineerZoox · Foster City, CASenior/Staff Software Engineer - Ride and Fleet ServicesZoox · Foster City, CASenior/Staff Software Engineer - Perception & SensingZoox · Foster City, CA