8,561 Results for

Performance Engineer Jobs in San Jose, CA

Jobs

New!

Mountain View, CA2 days ago

$119,800–$234,700 Per Year

We own inference performance of OpenAI and other state of the art large language model (LLM) models and work directly with OpenAI on the models hosted on the Azure OpenAI service serving some of the largest workloads on the planet with trillions of inferences per day in major Microsoft products, including Office, Windows, Bing, SQL Server, and Dynamics.

Masters Degree in Computer Science or related technical field AND 6+ years technical engineering experience with coding in languages including, but not limited to, C++, or Python
- OR Bachelors Degree in Computer Science or related technical field AND 8+ years technical engineering experience with coding in languages including, but not limited to, C++, or Python.

Mountain View, CA16 days ago

Contractor

Troubleshooting & Resolution: Troubleshooting of complex network issues, performing deep-dive analysis, root cause isolation, and permanent resolution for incidents affecting end users. Deployment & Operations: Deployment, configuration, and maintenance of network hardware (routers, switches, firewalls) from Cisco and Palo Alto (C9200, C9300X, C9200, PA5500).

Sunnyvale, CA9 days ago

$95,000–$200,000 Per Year

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. We are seeking an experienced Manufacturing Test Development Engineer to design, develop, and deploy manufacturing test solutions for complex, high‑performance hardware systems, from PCB and PCBA through full system‑level test.

New!

San Jose, CA6 days ago

$55–$75 Per Hour

Field Integration: Provide support during construction with activities like submittal reviews, resolving RFIs, and participating in site assessments to ensure smooth project execution.

Fremont, CA9 days ago

$125,000–$150,000 Per Year

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. With over 40 years of being in business, we are a full-service geotechnical firm that is owned and staffed by professional engineers, geologists, field technicians, and special inspectors!

New!

Milpitas, CA6 days ago

$155,000–$165,000 Per Year

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. Our platform integrates with employers and payroll systems to provide real-time wage access and financial wellness tools that reduce reliance on payday loans, overdraft fees, and other costly alternatives.

New!

Mountain View, CA6 days ago

$160,000–$200,000 Per Year

Take end-to-end ownership of major platform components, including:

Front End – Build modern interfaces using React/Next.js, JavaScript, TypeScript, and HTML5.

Sunnyvale, CA9 days ago

$90,000–$120,000 Per Year

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. Key duties include conducting quantity takeoffs, managing multiple projects, developing cost strategies, and fostering relationships with clients, design teams, and subcontractors.

San Jose, CA9 days ago

$95,000–$120,000 Per Year

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. actual performance, preparing and tracking submittals, coordinating pre‑construction handoffs with field and estimating teams, and contributing to business development, estimating, bidding, and project negotiations as required.

Pleasanton, CA9 days ago

$120,000–$150,000 Per Year

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. As a senior project engineer on our team, you will be responsible for overseeing he technical, financial, and administrative execution of construction projects while supporting the Project Manager and Superintendent.

Livermore, CA9 days ago

$125,000–$165,000 Per Year

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. We are an innovative technology company developing next-generation intelligent systems that combine advanced hardware, embedded software, and real-time controls.

Pleasanton, CA9 days ago

$100,000–$120,000 Per Year

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. As a project engineer on our team, you will be responsible for overseeing he technical, financial, and administrative execution of construction projects while supporting the Project Manager and Superintendent.

San Jose, CA9 days ago

$120,000–$150,000 Per Year

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. This role blends hands-on system design with mentorship, helping guide junior engineers while collaborating across project teams to deliver high-performance HVAC control solutions.

New!

Foster City, CA6 days ago

$109,700–$170,200 Per Year

Masters, MBA, JD, MD)Minimum 3 years hands-on development experience • Excellent verbal and written communication skills to work well across teams • Experience with Agile Methodologies, Tools (Jira, Confluence) • Experience with Unit, Acceptance, Performance, Non-functional test, Certification test lifecycle, BDD/TDD methodology • Experience testing software at API level using SOAP UI, Postman, REST Client etc. Open VisaNet leverages state of the art Open Software technologies to achieve these goals on commodity hardware, such as Go, Scala, Apache Kafka, Docker, Kubernetes, Aerospike, Elasticsearch etc. and involves collaboration with exceptional group of software engineers, systems performance engineers, security specialists, DevOps engineers, payment experts, infrastructure and solution architects.

New!

Santa Clara, CAToday

$172,200–$243,000 Per Year

li>Remains updated on relevant industrial process and material manufacturing technical trends and develops view of inherent future Intel process technology needs to push industry forward by partnering with vendor ecosystem to build cost sensitive roadmap.

Leads design and development of technically sophisticated manufacturing processes and/or repair reverse engineering including material selection, parameter optimization, equipment metrology, and system design to enable new product designs and functional requirements.

New!

Santa Clara, CA2 days ago

$147,000–$202,500 Per Year

As a Process Integration Engineer, you will be responsible for developing and optimizing nanotechnology process flows on various substrates, ensuring the performance, yield, and reliability of novel photonics devices including Augmented Reality displays. If you would like to contact us regarding accessibility of our website or need assistance completing the application process, please contact us via e-mail at Accommodations_Program@amat.com, or by calling our HR Direct Help Line at 877-612-7547, option 1, and following the prompts to speak to an HR Advisor.

Belmont, CA30+ days ago

Full-time

p>As a Senior Platform Software Engineer, you will be integral to developing scalable backend services that power 3D positioning and IoT solutions. This role involves leading design and development within AWS, championing best practices, and working within a fast-paced Agile team.

Foster City, CA7 days ago

$192,300–$307,600 Per Year

Familiarity with AI/ML frameworks and chatbot integrations for operational automation Middleware Expertise • Understanding of middleware technologies (Message Queues, Service Bus, API • Gateways) • Experience with application servers (Tomcat, JBoss, WebSphere) • Knowledge of integration platforms and their deployment patterns • Proficiency in troubleshooting and performance optimization Education • Bachelor's or Master's degree in Computer Science or related field, or equivalent experience • We value hands-on experience and continuous learning over specific degrees. • Solid understanding of Linux/Unix systems, networking protocols, certificate management, secret management, system design, cloud platforms (AWS, • Azure, GCP), and containerization (Kubernetes, Docker • Proficiency with monitoring tools (Prometheus, Grafana, Datadog, etc.), logging systems (ELK stack, Splunk), and tracing tools (Jaeger, Zipkin).

Foster City, CA7 days ago

$131,600–$233,700 Per Year

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As a Microsoft Teams Staff Systems Engineer, you will own the end‑to‑end deployment, optimization, and evolution of the Teams environment, including meetings, chat, channels, voice, platform integrations, security, device integration, and space booking capabilities.

Maximize AI and agentic automation opportunities across Microsoft Teams and the broader Microsoft 365 platform, including Copilot, Graph‑based automation, workflow intelligence, meeting and communication insights, and next‑generation collaboration agents.

New!

Foster City, CA1 day ago

$146,200–$233,700 Per Year

Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid. As a Visa Software Engineer, you will be an integral part of a multi-functional development team inventing, designing, building, and testing software products that reach a truly global customer base.

Fremont, CA8 days ago

$90–$100 Per Hour

li>Technical Analysis: including process system and technology plant fits, capacity and equipment utilization, value engineering, sustainable design, constructability and assessment of applicable new technologies to balance performance, cost and maintainability. The ideal candidate will bring strong technical expertise in GMP manufacturing environments, hands-on process equipment experience, and proven project leadership capabilities within biopharmaceutical operations..

Foster City, CA7 days ago

$192,300–$307,600 Per Year

Essential Functions

Provide deep technical leadership within Shared Services Product Development, with a strong understanding of how shared platforms enable downstream product innovation.

New!

Foster City, CA6 days ago

$146,200–$233,700 Per Year

At Visa, you'll have the opportunity to create impact at scale — tackling meaningful challenges, growing your skills and seeing your contributions impact lives around the world.

Foster City, CA14 days ago

$169,100–$270,800 Per Year

Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid. Masters, MBA, JD, MD) or 2 years of work experience with a PhD Preferred Qualifications • 9 or more years of relevant work experience with a Bachelor Degree or 7 or more relevant years of experience with an Advanced Degree (e.g.

New!

Foster City, CA6 days ago

$192,200–$307,700 Per Year

Experienced with high-performance imperative languages including Python, Java, Golang, React.js, Next.js • Built predictive models using Python and ML libraries and managed their lifecycle, from development to production. Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid.

Cupertino,, California30+ days ago

$120–$130 Per Hour
Contractor

The specific compensation for this position will be determined by a number of factors, including the scope, complexity and location of the role as well as the cost of labor in the market; the skills, education, training, credentials and experience of the candidate; and other conditions of employment. Client is seeking an enthusiastic software engineer to help design, implement, and optimize new animations for our custom animation rendering engine.

Santa Clara,, California30+ days ago

$50–$52 Per Hour
Contractor

The specific compensation for this position will be determined by a number of factors, including the scope, complexity and location of the role as well as the cost of labor in the market; the skills, education, training, credentials and experience of the candidate; and other conditions of employment. This role involves working on cutting-edge technologies to design and develop advanced silicon anode materials for lithium-ion batteries, collaborating with cross-functional teams, and contributing to the scaling up of innovative materials and processes.

New!

Santa Clara, CA2 days ago

$133,500–$183,500 Per Year

If you would like to contact us regarding accessibility of our website or need assistance completing the application process, please contact us via e-mail at Accommodations_Program@amat.com, or by calling our HR Direct Help Line at 877-612-7547, option 1, and following the prompts to speak to an HR Advisor.

In addition, Applied endeavors to make our careers site accessible to all users.

New!

Santa Clara, CA2 days ago

$110,500–$152,000 Per Year

In addition, Applied endeavors to make our careers site accessible to all users.

Santa Clara, CA26 days ago

$50–$65 Per Hour
Full-time

Support Cadence tools such as OrCAD Capture, Allegro PCB Designer, and related modules. Minimum 3 years of experience IT Support / Cadence ECAD tools or electronic design teams.

Cupertino,, California30+ days ago

$65–$70 Per Hour
Contractor

The specific compensation for this position will be determined by a number of factors, including the scope, complexity and location of the role as well as the cost of labor in the market; the skills, education, training, credentials and experience of the candidate; and other conditions of employment. Successfully placed or hired candidates would only be asked for banking details after accepting an offer from us during our official onboarding processes as part of payroll setup.

Cupertino,, California30+ days ago

$50–$60 Per Hour
Contractor

li class="MsoNoSpacing" style="text-align:justify;margin:0in">Client’s approach to packaging is unique, so we value people who are eager to learn new skills and further improve their knowledge of packaging design, manufacturing processes, and sustainable materials.

Collaborate with crossfunctional teams including hardware, environmental, operations, and technology groups to refine and execute on the design on the packaging .

Sunnyvale,, California30+ days ago

Contractor

p>The specific compensation for this position will be determined by several factors, including the scope, complexity, and location of the role, as well as the cost of labor in the market; the skills, education, training, credentials, and experience of the candidate; and other conditions of employment. The ideal candidate will be responsible for designing, building, and maintaining scalable data pipelines and systems to support our organization's data needs.

New!

Mountain View, CA2 days ago

$142,800–$274,800 Per Year

p>This role sits at the intersection of cloud infrastructure, systems software, virtualization, and container platforms, working closely with CoreAI, Azure Infrastructure, OS, Networking, and Hardware teams to deliver end-to-end platform capabilities.

Build and operate advanced orchestration and resource governance scenarios using platforms such as AKS, Dynamic Resource Allocation (DRA), and related Kubernetes ecosystem capabilities to enable fair sharing, isolation, and efficient utilization of accelerated resources.

New!

Mountain View, CA2 days ago

ul>

Masters Degree in Computer Science or related technical field AND 8+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python

OR Bachelors Degree in Computer Science or related technical field AND 12+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python. There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $188,000 - $304,200 per year.

New!

Mountain View, CA2 days ago

$100,600–$199,000 Per Year

Within CoreAI, the Foundry Agents organization is responsible for key ownership areas across the end‑to‑end agent lifecycle: (a) Foundry Agents platform to deploy and run agents securely at enterprise scale with seamless integration with governed tools, (b) model fine‑tuning to train and improve agentic performance, and (c) Foundry observability to generate insights from agentic traces and continuously evaluate and optimize agents.

As a Software Engineer II within Foundry Agents, you will contribute to building large‑scale, cloud‑native systems that support the full lifecycle of advanced agentic applications — from secure enterprise deployment and tool integration, to fine‑tuning workflows, to observability and evaluation in production.

New!

Redwood City, CA2 days ago

Qualifications:

• Bachelor’s degree in computer science, Computer Engineering, or related fields, MS preferred.

New!

Mountain View, CA2 days ago

$119,800–$234,700 Per Year

p>Masters Degree in Computer Science, Math, Software Engineering, Computer Engineering, or related field AND 3+ years experience in business analytics, data science, software development, data modeling, or data engineering OR Bachelors Degree in Computer Science, Math, Software Engineering, Computer Engineering, or related field AND 4+ years experience in business analytics, data science, software development, data modeling, or data engineering OR equivalent experience. There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $158,400 - $258,000 per year.

New!

Mountain View, CA2 days ago

There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $131,400 - $215,400 per year.

Bachelors Degree in Computer Science or related technical field AND 2+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python .

New!

Mountain View, CA2 days ago

$119,800–$234,700 Per Year

Bachelors Degree in Computer Science or related technical field AND 4+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python
- OR equivalent experience .

New!

Mountain View, CA2 days ago

Bachelors Degree in Computer Science or related technical field AND 6+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, Go, or Python
- OR equivalent experience.

New!

Mountain View, CA2 days ago

$119,800–$234,700 Per Year

p>· Master’s Degree in Computer Science or related technical field AND 6+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR Bachelor’s Degree in Computer Science or related technical field AND 8+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience. There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $158,400 - $258,000 per year.

New!

Redwood City, CA2 days ago

Qualifications:

• Bachelor of Science in Computer Science, Computer Engineering, or related fields.

New!

Redwood City, CA2 days ago

C3 AI delivers a family of fully integrated products including the C3 Agentic AI Platform, an end-to-end platform for developing, deploying, and operating enterprise AI applications, C3 AI applications, a portfolio of industry-specific SaaS enterprise AI applications that enable the digital transformation of organizations globally, and C3 Generative AI, a suite of domain-specific generative AI offerings for the enterprise. This is an opportunity to shape the future of Agentic AI application development by creating intelligent systems and frameworks that enhance how engineers build, test, and ship applications.

New!

Mountain View, CA2 days ago

$139,900–$274,800 Per Year

ul>

Master’s Degree in Computer Science or related technical field AND 8+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR Bachelor’s Degree in Computer Science or related technical field AND 12+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience.

Lead cross-team collaboration to identify dependencies, negotiate delivery schedules, drive alignment across partner teams, and ensure proper end-to-end testing, live-site coverage, scalability and performance before going live.

New!

Santa Clara, CA6 days ago

$85,000–$90,000 Per Year

div>

Master required job-specific and technical skills in order to promote to an assistant superintendent or assistant project manager following the 12-month training program including, but not limited to, the ability to:

Set up and maintain jobsite office and all jobsite records, including project directory, construction documents, subcontractor directory, daily reports, submittal logs, RFI logs, subcontractor correspondence, etc.

Ability to learn sector- and project-specific software systems, including but not limited to: Microsoft Office 365 (Project, Excel, Word, Outlook, PowerPoint, etc.), ProCore, Adobe Suite, BlueBeam, and JD Edwards software suite .

New!

Mountain View, CA2 days ago

p>While specific benefits vary, here are some of the ways we strive to take care of our eligible team members globally: Comprehensive health, life, and disability insurance | Commute subsidy | Employee stock ownership | Competitive retirement/pension plans | Generous vacation and personal days | Support for new parents through leave and family-care programs | Office food snacks | Mental Health and Wellbeing programs and support | Employee Resource Groups | Global Employee Assistance Program | Training and development programs | Volunteering and donation matching program. As our Principal Machine Learning Engineer, you will be the foremost technical authority on bringing state-of-the-art multi-modal models (transformers, diffusion networks, and JAPE-style architectures) from research to production on mobile hardware.

New!

Hayward, CA5 days ago

A high-growth energy and automation company in Hayward, CA is seeking a Mechanical HVAC Controls/BAS Engineer to support advanced energy efficiency, HVAC optimization, and building automation projects.

Fremont, CA12 days ago

$60–$70

Summary: This role focuses on backend services, APIs, and data systems supporting high-volume, real-time applications across the platform. Kforce has a client in Fremont, CA that is seeking a Backend Software Engineer to design and build scalable distributed systems that power critical business applications.

New!

San Jose, CA2 days ago

Remote

$175,000–$250,000 Per Year

p>By combining trusted insight with expert guidance, Later removes guesswork from influencer marketing, enabling brands to choose the right creators, execute fully managed campaigns, and drive meaningful growth across awareness, engagement, and revenue.

Built on a native, AI-powered platform and more than a decade of proprietary data—including billions of social interactions, impressions, and $2.4B+ in verified influencer-driven purchases—Later helps teams understand what will work before they launch.

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Performance Engineer Jobs in San Jose, CA

Senior Software Engineer - Performance Tooling Microsoft

Sr Network Engineer Raas Info Solutions Pvt Ltd

Manufacturing Test Development Engineer Jobot

Mechanical Design Engineer - Commercial HVAC Jobot

Geotechnical Engineer Jobot

Senior AWS DevOps Engineer Jobot

Founding Full Stack Engineer Jobot

Cost Engineer - Commercial Construction Jobot

Project Engineer - Commercial HVAC Jobot

Senior Project Engineer - Commercial Construction Jobot

FSOC Embedded Controls Engineer Jobot

Project Engineer - Commercial Construction Jobot

Senior Controls Design Engineer (HVAC / Building Automation) Jobot

Sr. SW Test Engineer Visa Technology and Operations LLC

Module Development Engineer INTEL

Photonics/ AR Process Integration Engineer APPLIED MATERIALS

Senior Platform Software Engineer- Belmont,CA GPS company

Lead Software Engineer, Middleware Reliability Engineering Visa Technology and Operations LLC

Staff Systems Engineer, Microsoft Teams Visa Technology and Operations LLC

Staff Software Engineer, Crypto Program Visa Technology and Operations LLC

Project Engineer III Joulé

Lead Software Engineer Visa Technology and Operations LLC

Staff Data Engineer Visa Technology and Operations LLC

Data Engineer - Sr. Consultant level Visa Technology and Operations LLC

Senior Staff Engineer, AI Governance Visa Technology and Operations LLC

Software Engineer V Pinnacle Technical Resources

Electrical Engineer II Pinnacle Technical Resources

Supplier Engineer APPLIED MATERIALS

Supplier Engineer - Anodization/Electropolishing/Plating APPLIED MATERIALS

ECAD Support Engineer Butler America Aerospace

Test Engineer III Pinnacle Technical Resources

Product Design Engineer II Pinnacle Technical Resources

Data Engineer II Pinnacle Technical Resources

Principal Software Engineer, CoreAI Microsoft

Principal Software Engineer Microsoft

Software Engineer II, Foundry Agents - CoreAI Microsoft

Lead Software Engineer, Full-Stack - Applications C3 AI

Senior Data Engineer - AI Infrastructure Microsoft

Software Engineer II - CoreAI Microsoft

Senior Software Engineer - CoreAI Microsoft

Principal Software Engineer - Responsible AI (CoreAI) Microsoft

Principal/Senior Software Engineer, Experimentation Platform - CoreAI Microsoft

Senior Software Engineer, Full Stack - Applications C3 AI

Senior/Lead Software Engineer - Developer Experience C3 AI

Principal Software Engineer, Experimentation Platform - CoreAI Microsoft

Commercial Construction Project Engineer HITT Contracting

Principal Machine Learning Engineer, Mobile AI Inference Optimization Unity Software

Mechanical HVAC Controls/BAS Engineer Davron LLC

Senior Backend Engineer Kforce Inc.

Staff Engineer (Platform) - Remote Later

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