33 java ui developer jobs at 20 companies in Hayward, CA
2w
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Sr. Staff Software Engineer (UI/UX)
San Jose, California, United States
$158k-$225k/yr HybridFull Time
6+ YOE6+ years software development experience; strong Java and Spring Boot; React, JavaScript/TypeScript; REST, Kafka, AWS, Kubernetes; HTML5/CSS3 and Tailwind; unit testing and observability skills.
React, Spring Boot, REST, Kafka, AWS, Kubernetes, JavaScript, TypeScript, HTML5, CSS3, Tailwind CSS, PostgreSQL, Elasticsearch, D3.js, Next.js, React Testing Library, Jest, Mocha, Chai, Webpack, Vite
2mo
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Software Engineer
Dublin or Atlanta or Remote Location
$90k-$179k/yr HybridFull Time
2+ YOEBachelor’s degree in CS/Engineering or equivalent; 2+ years in full-stack development; Java/Python; UI frameworks (Angular/React); SDLC experience.
Java, Python, Angular, React, REST, gRPC, GraphQL, Oracle, MySQL, PostgreSQL, GitHub Copilot, Claude Code
4w
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Technical Lead Manager, Search Ads UI and Experience
Mountain View, California, United States
$207k-$301k/yr OnsiteFull Time
8+ YOE3+ MgmtBachelor's degree or equivalent,8+ years programming in Java or C++,5+ years testing/launching software,3+ years software design/architecture,experience with frontend/UI and Generative AI/LLMs,developer AI tools familiarity.
Java, C++, LLMs, Gemini, DevAI
2w
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Senior Software Engineer
San Jose or San Francisco
$139k-$258k/yr OnsiteFull Time
8+ YOE8+ years experience, strong Javascript/Typescript and Node or Java experience, UI framework depth, systems-design expertise, AI-assisted tool familiarity, strong communication and design sensibility.
Javascript, Typescript, Node, Java, GraphQL, RESTful APIs
1w
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Software QA Engineer
San Mateo, California, United States
$60-$80/hr OnsiteContract
5+ YOE5+ years software testing; 3+ years automation experience; proficiency in Python/Java/JavaScript; API, UI, backend testing; experience with CI/CD and strong debugging and communication skills.
Python, Java, JavaScript, Pact, Protocol Buffers, gRPC, Selenium, Appium, Postman, REST Assured, GraphQL, Git, Jenkins, Docker, React Native
2mo
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Software Engineer
Santa Clara, California, United States
$152k-$209k/yr OnsiteFull Time
7+ YOEBachelor's in CS/EE/Math/Physics; 7–10 years experience; strong in controlling precision equipment; PhD preferred; proficient in Modern C++, Python, C#/Java/Rust; ML, web services, signal processing, robotics, GPU; embedded systems and PyTorch; FPGA preferred; leadership skills.
Modern C++, Python, C#, Java, Rust, Machine Learning, Web Service Architecture, Signal Processing, Computer Vision, Robotics, UI Design, Numerical Methods, GPU Programming, PyTorch, Embedded Systems, FPGA
3mo
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ML Engineer - Experimentation, Portal
Cupertino or New York City
OnsiteFull Time
3+ YOE3+ years full-stack development with React/TypeScript; strong UI/data viz; ML workflows; A/B testing; SQL; observability tools.
Docker, AWS, Splunk, DataDog, React, TypeScript, D3.js, Chart.js, Java, Spring Boot, Python, PostgreSQL
1mo
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Software Engineer in Test, E-Commerce AI Product Testing - USDS
San Jose, California, United States
$122k-$266k/yr OnsiteFull Time
3+ YOE3+ years software testing/development experience, BS in CS or related, proficiency in Python/Go/Java, hands-on server-side and UI automation and performance testing, and CI/CD experience.
Python, Go, Java, CI/CD, MCP (Model Context Protocol)
1mo
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Full-Stack Software Engineer 5 - Ecosystem and Operational Insights
Los Gatos, California, United States
$388k-$558k/yr OnsiteFull Time
7+ YOE7+ years software development experience; strong full-stack skills with front-end emphasis; deep experience with React and GraphQL; proficient in JavaScript, TypeScript, Java, and Node.js; experience with UI frameworks and collaborating with designers.
React, GraphQL, JavaScript, TypeScript, Java, Node.js
2mo
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Principal Software Engineer - Frontend (Strata Cloud Manager)
Santa Clara, California, United States
$147k-$238k/yr OnsiteFull Time
8+ YOE8+ years UI/Frontend experience; expert in JavaScript/React/TypeScript; Jest; knowledge of NodeJS/Go/Java a plus; strong API understanding; security awareness.
ReactJS, TypeScript, Jest, NodeJS, GoLang, Java, npm, yarn, Webpack
1w
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Software Engineer III - Android
Sunnyvale, California, United States
$117k-$234k/yr OnsiteFull Time
4+ YOE4+ years Android experience with Kotlin/Java and MVVM-C, experience with Android SDK, GraphQL, Kafka, Azure, CI/CD, unit/UI testing, strong problem solving and communication; BS in related field +2 years or 4 years software experience.
Kotlin, Java, GraphQL, Android SDK, MVVM-C, Kafka, Azure Cloud Stack, CI/CD
2mo
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Full-Stack Engineer 5 - Ads Decisioning & Optimization
New York or Los Angeles or Los Gatos
$320k-$500k/yr OnsiteFull Time
7+ YOE7+ years of professional software engineering with full-stack experience (UI, API, backend). Proficiency in React, TypeScript/JavaScript, Node.js; backend in Java/Kotlin; strong observability and debugging tooling experience.
React, TypeScript, Java, Kotlin, Node.js, SQL, Observability tooling
2mo
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Software Engineer - Test Automation
Milpitas, California, United States
$118k-$200k/yr OnsiteFull Time
6+ YOE6+ years in hands-on software test automation across UI, API, and system-level testing.
C++, C#, Java, Python, R, TensorFlow, PyTorch, Keras, SQL, NoSQL, Redis, MongoDB, Kafka, Kubernetes, MySQL, Hadoop, BigQuery, Jenkins, Postman, RestSharp
3w
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Software Engineer (Multiple Positions)
San Jose, California, United States
$188k-$317k/yr OnsiteFull Time
1+ YOEBachelor's or Master's in CS/Engineering/IS/Data Analytics/Math/Physics plus 1–3 years related experience; experience with Java, Go, C++, JavaScript, Ruby, or Python; MySQL/Redis; Unix/Linux; UI and automation scripting; software architecture and debugging.
Java, Go, C++, JavaScript, Ruby, Python, HTML, MySQL, Redis, Unix, Linux
3w
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Test Engineer III
San Francisco, California, United States
$135k-$165k/yr OnsiteFull Time
3+ YOE3+ years test engineering experience with hands-on automation; proficiency with UI and API automation; familiarity with regulated SaMD testing and QMS documentation.
Selenium, Playwright, REST Assured, Postman, Karate, Pact.io, Python, TypeScript, JavaScript, Java, C#, GitHub Actions, Jenkins, GitLab CI, AWS, k6, Locust, JMeter, Gatling
2mo
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Software Engineer
Foster City, California, United States
HybridFull Time
0.5+ YOEBachelor's degree or 6 months to 2 years experience; front-end and back-end coding skills; API, database, and UI/UX knowledge; willingness to work in a hybrid Visa office.
Java, C++, Python, JavaScript, HTML, CSS, Angular, React, Kubernetes, Docker
3d
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Staff Software Engineer
Warren or Austin or Mountain View
$189k-$240k/yr HybridFull Time
Expert modern C++ skills for embedded/automotive UI across QNX/Linux/Android, strong debugging, graphics and performance optimization, and cross-functional integration experience.
C++, C++11, C++14, C++17, GDB, Valgrind, Qt, QML, Altia, Skia, OpenGL, Vulkan, QNX, Linux, Android, Android Automotive OS (AAOS), Kotlin, Java, Jetpack Compose, Git, GitHub, GitHub Actions, VS Code, SonarQube, Parasoft, Coverity, Jira, GoLang, Copilot, Wayland, Weston, SOME/IP
2mo
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Software Engineer
Santa Clara, California, United States
$180k-$247k/yr OnsiteFull Time
7+ YOEBachelor's in CS/EE/Math/Physics, 7+ years experience, expertise in high-precision instrument control, proficiency in Modern C++, Python and related technologies, strong communication and problem-solving skills.
Modern C++, Python, C#, Java, Rust, machine learning, web service architecture, signal processing, computer vision, robotics, user interface design, mathematical modelling, numerical methods for physical simulation, GPU programming, PyTorch, embedded system, FPGA
2d
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Senior Frontend Engineer (Full-Stack Capable)
Santa Clara, California, United States
$180k-$240k/yr OnsiteFull Time
7+ YOE7+ years frontend experience; React and TypeScript architecture; experience with complex UIs, API backend credibility, testing, accessibility, and performance.
React, TypeScript, Conductor, Next.js, Java, Spring Boot, D3, Recharts, Tremor, VS Code, Cursor
3mo
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Android Development Lead
Arlington or Clarksburg or Palo Alto
$150k-$220k/yr HybridFull Time
7+ YOE2+ MgmtExpertise in Java/Kotlin Android plugin development, JNI and C/C++ integration, Android Jetpack/Material UI, SQL, Linux, networking, and ATAK plugin experience; bachelor’s preferred; senior-level experience (7+ years) preferred.
Java, Kotlin, C++, C, SQL, Android Jetpack, Material UI, JNI, CMake, Conan, Git, gRPC, protobuf, ATAK, TAK Server, Linux, Android
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