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647 performance engineer jobs at 385 companies in Vallejo, CA

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Performance Engineer, Inference Systems
San Francisco or New York City or Seattle
$350k-$850k/yr OnsiteFull Time
Anthropic
Anthropic: Developing safe and reliable artificial intelligence systems.
Hands-on performance engineering with Python, data analysis, and cross-layer investigations; strong communication of quantitative results.
Python, SQL, Pandas
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Founding Engineer - ML Performance
San Francisco, California, United States
$250k-$395k/yr RemoteFull Time
uRun
uRun: Infrastructure cloud for interactive, stateful AI inference.
Hands-on CUDA, GPU optimization, and large-scale model inference experience; strong systems and performance engineering skills.
CUDA, GPU, NCCL, PyTorch, Triton, TensorRT, CUDA kernels
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3mo
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Performance Modeling Engineer ~2
San Francisco or Seattle
$266k-$445k/yr HybridFull Time
OpenAI
OpenAI: Develops artificial intelligence models and generative AI software services.
1+ YOE1-2 years in software engineering or performance modeling; strong programming; knowledge of system architecture; able to work across hardware and software teams.
Python, Simulation tools, Modeling frameworks
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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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Brake Performance Engineer
Foster City or Irvine
$115k-$130k/yr OnsiteFull Time
ALTEN
ALTENEuronext Paris: ATE: Provides engineering and technology consulting services to industrial clients.
5+ YOEBS or MS in Mechanical, Electrical, or Automotive Engineering; 5-8 years brake development/vehicle testing; strong braking system knowledge; travel within continental US.
CANalyzer, INCA, MDA, MATLAB/Simulink, Racelogic Vbox
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1w
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Operations Performance Engineer
San Francisco or New York City or Denver or Austin or Calgary or Toronto
$189k-$202k/yr RemoteFull Time
Intersect
IntersectNASDAQ: GOOGL: Develops-located data centers and renewable energy infrastructure.
5+ YOEBachelor's in engineering,5–10 years supporting utility-scale solar/BESS or grid operations,ERCOT market and telemetry knowledge,SCADA/EMS experience,Power Factors experience,site visit capability.
Power Factors, SCADA, Energy Management Systems (EMS), OSIsoft PI, Tesla Megapack
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AI/HPC Network Performance Engineer
Menlo Park, California, United States
$184k-$257k/yr OnsiteFull Time
Meta
MetaNASDAQ: META: Develops social networking platforms and virtual reality technologies.
8+ YOEBachelor's or equivalent,8+ years in system or network performance engineering for large-scale distributed/HPC environments; experience with datacenter networks, network automation, and coding in Python,C++,Go.
Python, C++, Go, IB, RDMA, RoCE
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Senior Performance Engineer
San Francisco, California, United States
$170k-$205k/yr OnsiteFull Time
Crusoe
Crusoe: Provides energy-efficient cloud infrastructure powered by stranded and renewable energy.
Expertise in Linux kernel systems, low-level optimization, performance benchmarking, and high-performance coding in Go/C/C++/Rust. Bachelor's degree or equivalent experience and cross-functional collaboration skills.
Go, C, C++, Rust, Linux
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3w
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Attitude Guidance & Performance Engineer
San Francisco or Golden or Toulouse
$130k-$190k/yr HybridFull Time
Loft Orbital
Loft Orbital: Deploy and operate satellite missions for organizations and governments.
5+ YOE5+ years experience in attitude control or guidance engineering; strong communication and organizational skills; hands-on, able to diagnose ADCS anomalies; extensive knowledge of Python.
Python
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ML Systems & Performance Engineer
San Francisco, California, United States
OnsiteFull Time
Engram
Engram: Developing persistent memory layers for enterprise AI systems.
5+ YOE5+ years building training/inference systems; strong engineering skills; experience with ML frameworks, GPUs, distributed systems; bachelor's degree or equivalent experience.
PyTorch, JAX, GPUs
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Lead/Principal Performance Engineer
San Francisco, California, United States
$208k-$345k/yr HybridFull Time
Salesforce
SalesforceNYSE: CRM: Sells cloud-based customer relationship management and business software solutions.
10+ YOE10+ years software engineering experience; expert Java/JVM performance tuning and GC; experience with Python, C, or Ruby on Rails; database tuning, automation, and scale testing; strong communication and mentoring skills.
Java, Java Virtual Machine (JVM), Garbage Collection (GC), Python, C, Ruby on Rails, Apache Kafka, Apache Cassandra, Apache Spark, Application Programming Interface (API)
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Senior Performance Advertising Engineer
New York City or Redwood City
HybridFull Time
PubMatic
PubMaticNASDAQ: PUBM: Sell-side platform for digital advertising and programmatic media buying.
5+ YOE5+ years software engineering in performance advertising/programmatic bidding; expertise in attribution, MTA/LTA, low-latency pipelines, distributed data frameworks, and algorithmic ROAS optimization.
SKAdNetwork, Privacy Sandbox, RTB, OpenRTB, IDFA, GAID, App Transport Security, UID2, LiveRamp ATS, Apache Spark, Apache Flink, Kafka, Snowflake, BigQuery, Python, Go, Java, C++
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GPU Performance Engineer, Platform Architecture
Austin or Boston or San Francisco or San Diego
HybridFull Time
Apple
AppleNASDAQ: AAPL: Designs and sells consumer electronics, software, and online services.
3+ YOEBachelor’s degree; 3+ years in GPU/CPU modeling; strong C++; Python or Ruby; experience with data analysis tools.
C++, Python, Ruby, Tableau, Pandas, Excel, Matplotlib
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Member of Technical Staff, Hardware, Performance Engineer
Palo Alto or Austin
$200k-$420k/yr OnsiteFull Time
River AI
River AI: Building user-controlled, personalized AI with integrated local hardware.
5+ YOEBachelor's in EE/CE/CS and 5+ years experience with advanced process nodes; expert in C/C++ or SystemC; familiarity with compilers (LLVM/GCC/XLA), CUDA/Triton, computer architecture, and profiling/trace analysis.
C, C++, SystemC, LLVM, GCC, XLA, CUDA, Triton, QEMU
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PERFORMANCE POWERTRAIN CALIBRATION ENGINEER
Fremont, California, United States
OnsiteFull Time
034Motorsport
034Motorsport: Designs and manufactures high-performance aftermarket parts for automobiles.
2+ YOE2+ years vehicle calibration; aftermarket powertrain tools; read/interpret technical data; self-driven; customer-focused; strong communication; legally able to drive; problem-solving.
calibration software, embedded software
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Member of Technical Staff, TPU & AMD GPU Performance Engineering
San Francisco, California, United States
$200k-$400k/yr OnsiteFull Time
Inferact
Inferact: An AI infrastructure building a production-grade inference engine and hardware backends to make model inference faster and cheaper.
Bachelor's or equivalent experience in CS/engineering; hands-on AMD GPU/TPU optimization; experience with ROCm/HIP/Triton, XLA/JAX/Pallas; strong profiling, benchmarking, and cross-platform performance skills.
vLLM, ROCm, HIP, Triton, CK, AITER, TPU, XLA, JAX, Pallas, SGLang, TensorRT-LLM, ATOM, MLIR, LLVM, PyTorch
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3mo
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Senior System Performance Engineer
Sunnyvale or Mountain View or Austin or Sunnyvale
$129k-$261k/yr HybridFull Time
General Motors
General MotorsNYSE: GM: Manufactures and sells automobiles and automotive parts globally.
3+ YOEDesign, build, and optimize high-performance software for autonomous vehicle systems using C++ and Python; develop tooling and mentoring; strong profiling and performance analysis.
C++, Python, Performance profiling tools, GPU/accelerator computing
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2w
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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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Sr. Engineer, Performance Infrastructure
Austin or San Francisco
HybridFull Time
Tenstorrent
Tenstorrent: Designs and manufactures AI processors and RISC-V CPU solutions.
Proficient in C++ and Python; experience with CPU performance analysis, verification, and RTL debugging; familiarity with pre-silicon and post-silicon workflows; strong problem-solving and automation skills.
C++, Python, RTL, simulation, emulation, compilation tools
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AI Engineer - Model Performance
San Francisco, California, United States
HybridFull Time
Fathom
Fathom: AI assistant for recording, transcribing, and summarizing virtual meetings.
Deep experience with LLM serving frameworks, quantization, and production fine-tuning; strong Python and GPU performance analysis.
Python, PyTorch, vLLM, SGLang, TensorRT-LLM, LoRA, QLoRA, torchtune, Axolotl
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