Workload Porting, Performance Engineer

. Port and enable benchmarks and real-world workloads on new hardware platforms.

Posted 4/21/2026full-timeSan Francisco • California • 🇺🇸 United StatesMid-LevelSenior💰 $342,000 - $555,000 per yearWebsite

Key responsibilities & impact

Port and enable benchmarks and real-world workloads on new hardware platforms.
Evaluate system performance across compute, memory, storage, and networking subsystems.
Identify and analyze performance bottlenecks and inefficiencies.
Adapt and optimize workloads to better utilize hardware capabilities.
Develop and run performance experiments and profiling workflows.
Compare expected vs. observed performance and provide feedback to:
- hardware architecture teams
- performance modeling teams
- system and software engineers.
Debug issues across the stack, including software, runtime, and hardware interactions.
Provide actionable insights to guide platform readiness and deployment decisions.

What you’ll need

Experience with performance analysis, benchmarking, or workload optimization.
Strong understanding of system architecture, including CPU/GPU, memory, and I/O subsystems.
Experience porting or adapting workloads across different hardware platforms.
Familiarity with profiling tools and performance debugging techniques.
Ability to identify root causes of performance issues across hardware/software boundaries.
Experience working in large-scale or distributed system environments.

Comp & perks

Medical, dental, and vision insurance for you and your family, with employer contributions to Health Savings Accounts
Pre-tax accounts for Health FSA, Dependent Care FSA, and commuter expenses (parking and transit)
401(k) retirement plan with employer match
Paid parental leave (up to 24 weeks for birth parents and 20 weeks for non-birthing parents), plus paid medical and caregiver leave (up to 8 weeks)
Paid time off: flexible PTO for exempt employees and up to 15 days annually for non-exempt employees
13+ paid company holidays, and multiple paid coordinated company office closures throughout the year for focus and recharge, plus paid sick or safe time (1 hour per 30 hours worked, or more, as required by applicable state or local law)
Mental health and wellness support
Employer-paid basic life and disability coverage
Annual learning and development stipend to fuel your professional growth
Daily meals in our offices, and meal delivery credits as eligible
Relocation support for eligible employees
Additional taxable fringe benefits, such as charitable donation matching and wellness stipends, may also be provided.

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Hard Skills & Tools

performance analysisbenchmarkingworkload optimizationsystem architectureCPUGPUI/O subsystemsprofiling toolsperformance debuggingroot cause analysis