4,059 performance jobs at 1,187 companies in Gilroy, CA

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Performance Engineer
San Jose, California, United States
$135k-$170k/yr OnsiteFull Time
Astera Labs
Astera LabsNASDAQ: ALAB: Designs connectivity solutions for cloud and AI infrastructure.
2+ YOEBachelor's in engineering/computer science, experience benchmarking and characterizing GPU cluster performance, proficiency with performance tooling and scripting (Python); strong systems and networking knowledge.
NVBandwidth, NCCL, Confluence, CUDA, MPI, Python, COSMOS, NVLink, PCIe, Ethernet, UALink, UEC
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Performance Manager
San Jose, California, United States
$28/hr OnsiteSeasonal, Temporary
Thirteenth Floor Entertainment Group
Thirteenth Floor Entertainment Group: Produces and operates world-class immersive haunted attractions and events.
3+ YOE3+ years in entertainment/live events/theme park or attractions management; proven ability to supervise large seasonal workforce, coach performers, manage scheduling/timekeeping and basic labor/budget tracking; availability evenings/weekends/holidays; 18+.
2mo
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Performance Engineer
Palo Alto, California, United States
OnsiteFull Time
RadixArk
RadixArk: Building scalable open-source infrastructure for AI training and inference.
Strong systems engineering in performance-critical software; GPU/distributed systems; profiling tools; Python and C++; CUDA/Triton/ROCm/XLA familiarity; LLM inference concepts; ability to debug across software, hardware, and infra layers; strong communication.
CUDA, Triton, Pallas, ROCm, XLA, Python, C++
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Performance Test Lead
Palo Alto, California, United States
OnsiteFull Time
HeadSpin
HeadSpin: AI-powered digital experience testing and monitoring platform.
Design and execute load, stress, endurance, and scalability tests; analyze performance metrics; troubleshoot distributed systems; experience with Azure and AKS; lead and mentor engineers.
Apache JMeter, Akamai CloudTest, Azure Load Testing, Azure Application Insights, Azure DB Metrics, AKS Container Monitoring, PowerShell
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Senior Performance Engineer
San Jose, California, United States
$138k-$206k/yr OnsiteFull Time
Samsung Semiconductor
Samsung SemiconductorKorea Exchange: 005930: Designs and manufactures memory chips, processors, and sensors.
0+ YOEAdvanced degree in CS/CE/EE or equivalent experience; strong LLM systems and NVIDIA GPU performance knowledge; experience profiling AI workloads with Nsight tools; proficiency in Python and C++; experience with PyTorch, DeepSpeed, Ray, or similar.
Nsight Systems, Nsight Compute, Python, C++, PyTorch, vLLM, SGLang, TensorRT-LLM, DeepSpeed, Ray, Megatron-LM
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Principal Performance Architect
Mountain View or Austin or Raleigh or Hillsboro or Redmond
$143k-$275k/yr HybridFull Time
Microsoft
MicrosoftNASDAQ: MSFT: Develops software, services, devices, and cloud computing solutions.
3+ YOEAdvanced degree in EE/CE/CS or equivalent experience, 3+ years technical engineering experience (depending on degree), experience with performance modeling and SoC architecture, strong Python/C/C++ skills, ability to pass security and export-control screening.
Python, C, C++
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Performance Manager
San Jose, California, United States
$28/hr OnsiteSeasonal, Temporary
Thirteenth Floor Entertainment Group
Thirteenth Floor Entertainment Group: Operates haunted houses, escape rooms, and themed immersive attractions.
3+ YOE3+ years in entertainment/live events/theme park or attractions management; proven ability to supervise large seasonal teams; scheduling, timekeeping, and basic budget/labor tracking experience; availability evenings/weekends/holidays; 18+.
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Systems Performance Architect
Cupertino, California, United States
OnsiteFull Time
Apple
AppleNASDAQ: AAPL: Designs and sells consumer electronics, software, and online services.
Architect performance across hardware and software, including performance modeling, verification, debug, and workload characterization for system designs.
2w
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CoDesign & NextGen Performance Engineer
Sunnyvale or Toronto
OnsiteFull Time
Cerebras Systems
Cerebras SystemsNasdaq: CBRS: Manufactures specialized computer chips designed for AI.
3+ YOE3+ years experience in computer architecture/performance, strong analytical skills, low-level deep learning math exposure, experience with simulators, kernel optimization, and performance profiling; comfortable with C++ and Python.
C++, Python
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Performance Verification Engineer
Mountain View, California, United States
$200k-$350k/yr OnsiteFull Time
DensityAI
DensityAI: Designing custom AI hardware accelerators for large language models.
8+ YOEMaster's degree plus ~8 years experience in performance validation/verification of complex SoCs, performance modeling, debugging and correlation, tool-flow ownership, and collaboration with RTL designers and architects.
2mo
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Senior Performance Architect, Nemotron
Santa Clara, California, United States
OnsiteFull Time
NVIDIA
NVIDIANASDAQ: NVDA: Designs GPU-accelerated computing and artificial intelligence hardware.
3+ YOEMaster's in CS/EE or equivalent; strong architecture, roofline modeling, queuing theory; ML fundamentals; Python; 3+ years AI/ML performance analysis; PyTorch, CUDA experience.
Python, C++, PyTorch, CUDA, TRT-LLM, VLLM, SGLang
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GPU Performance Engineer
Sunnyvale or Bellevue
$120k-$160k/yr OnsiteFull Time
CoreWeave
CoreWeaveNASDAQ: CRWV: Cloud platform providing GPU-accelerated infrastructure for AI workloads.
2+ YOE2+ years software engineering experience; proficiency in Go and/or Python; production Kubernetes experience; develop performance tests, automation, and platform tooling; participate in on-call rotation.
Go, Python, Kubernetes
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Algorithm Performance Engineer
San Jose, California, United States
$95k/yr OnsiteFull Time
Visionix
Visionix: Manufactures and distributes ophthalmic diagnostic and lens finishing systems.
Bachelor's in health information & data science, biomedical engineering, or related field; responsibilities include performance verification, debugging, prototype development, and supporting clinical validation under SOP and GCP standards.
2mo
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Product Performance Engineer
San Jose, California, United States
$120k-$300k/yr OnsiteFull Time
Hark
Hark: Independent AI focused on multimodal intelligent systems
5+ YOE5+ years analyzing workload behavior and modeling system performance; BS in CS/EE; profiling/benchmarking/tracing tools; Python and systems language experience; translate analytics into architectural recommendations.
Python, C++, Rust, Profiling Tools, Benchmarking Tools, Tracing Tools
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CPU Performance Architect
Mountain View, California, United States
$163k-$237k/yr OnsiteFull Time
Google
GoogleNASDAQ: GOOGL: Provides online search, advertising, cloud computing, and consumer electronics.
8+ YOEBachelor's in EE/CE/CS or equivalent,8+ years performance analysis and microarchitecture experience,proficiency with C/C++ and Python,EMR? (not mentioned),knowledge of ARM and low-level Linux components preferred.
C, C++, Python, Linux kernel
3w
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Performance Sports Scientist
San Jose, California, United States
$100k-$130k/yr FieldFull Time
Angel City Football Club
Angel City Football Club: Professional women's soccer team in the NWSL.
Bachelor's in exercise/sports science or kinesiology (Master's preferred). CPSS required; CSCS preferred. Experience in strength & conditioning or sports science with elite/professional athletes; knowledge of athlete monitoring and performance analytics.
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GPU Performance Architect
Folsom or Santa Clara
$127k-$217k/yr HybridFull Time
AMD
AMDNASDAQ: AMD: Designs and manufactures computer processors and graphics technology.
Develop performance models and prototypes for GPU/SoC systems; analyze ML/HPC workloads; write and optimize GPU kernels; strong programming in C/C++/Python; knowledge of CUDA/OpenCL and ML frameworks.
TensorFlow, PyTorch, CUDA, OpenCL, C, C++, Python, Hip, Triton, MLIR, LLVM, RTL, System C
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Performance Marketing Manager
Palo Alto, California, United States
$119k-$179k/yr OnsiteFull Time
AppLovin
AppLovinNASDAQ: APP: Software and AI for mobile app monetization and marketing.
3+ YOE3-7 years brand-side performance marketing with full budget ownership; experience launching growth from zero; fluency in Meta/TikTok/Google Ads; partner negotiation; mobile attribution (Adjust); strong analytical and measurement skills.
Meta Ads Manager, TikTok Ads Manager, Google Ads, Adjust, SQL, Looker, Tableau, Metabase
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Performance Library Engineer
San Jose or Pittsburgh
$130k-$230k/yr OnsiteFull Time
Efficient Computer
Efficient Computer: Developing ultra-low-power general-purpose processors for edge AI computing.
5+ YOE5+ years experience developing low-level C/C++ libraries for performance on hardware; experience with at least two RISC/DSP/GPU platforms, CUDA or HIP, profiling/benchmarking, EM/real-time library design, strong communication, and a Bachelor's in a technical field.
CUDA, HIP, PTX, LLVM IR, MLIR, C, C++
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Certified Performance Coach
Sunnyvale, California, United States
$22-$38/hr OnsiteFull Time
Exos
Exos: Coaching and wellness programs for athletes and corporate employees.
1+ YOEBachelor's in exercise science or related, current personal trainer certification (NASM/ACSM/NSCA/ACE), CPR/AED/First Aid, 1+ years industry experience, group class instruction and strong communication skills.