73 ui developer jobs at 52 companies in Rohnert Park, CA
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UI Developer
Mountain View or Walnut Creek
$49-$59/hr OnsiteFull Time
3+ YOE3+ years frontend experience with HTML5/CSS3/JavaScript and React; experience building responsive UIs, integrating REST/GraphQL APIs, using build/test tooling, and translating Figma designs to accessible components; TypeScript preferred.
HTML5, CSS3, JavaScript (ES6+), React.js, TypeScript, Flexbox, CSS Grid, Material UI, Tailwind CSS, RESTful, GraphQL, OAuth 2.0, JWT, Webpack, Vite, Jest, React Testing Library, Cypress, Git, Figma, WCAG 2.1, Core Web Vitals, Next.js, Redux
2mo
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Software Engineer, UI
San Francisco, California, United States
$135k-$240k/yr OnsiteFull Time
Experience building polished UI with TypeScript, React, and CSS; portfolio demonstrating visual craft; experience with animation systems (Framer Motion, CSS transitions); startup/founding experience preferred.
TypeScript, React, CSS, Framer Motion, CSS transitions
2mo
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UI Engineer
San Francisco, California, United States
$180k-$310k/yr HybridFull Time
3+ YOE3–5+ years frontend engineering with React, CSS mastery, design systems, accessibility, and performance focus.
React, CSS, Design Systems, Browser Debugging, Accessibility
1mo
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UI Engineer
Salt Lake City or Seattle or San Francisco or New York City or London or Madrid or Singapore
$110k-$170k/yr HybridFull Time
3+ YOE3+ years building cloud applications; strong front-end experience with React, TypeScript, HTML/CSS/JavaScript; experience with design systems, component libraries, cloud storage and AWS; BS in CS or equivalent preferred; AI experience a plus.
HTML, CSS, JavaScript, TypeScript, React, NodeJS, Python, SQL, Blob, Document, Search, AWS, DataDog, GitHub CI/CD
4w
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UI Engineer - Full-Stack (React/TypeScript, Python)
San Francisco, California, United States
$140k-$320k/yr OnsiteFull Time
Strong production experience with React and TypeScript, comfortable working with Python backends, API design, frontend architecture, performance, testing, and collaborating with designers.
React, TypeScript, Python, Kubernetes, LLM, CLI
2mo
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Product Engineer (UI-Focused) — Horizon
San Francisco or New York City or Washington or Boston or Los Angeles or Seattle or Denver or Chicago or Atlanta or United States
$172k-$242k/yr RemoteFull Time
5+ YOE5+ years full-stack engineering with front-end focus; strong proficiency in TypeScript and React; experience shipping user-facing products; familiarity with Model Context Protocol and AI/LLM tooling; on-call/incident participation.
Python, TypeScript, React, TanStack, Model Context Protocol (MCP), Claude Code, Codex
3mo
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Design Engineer
San Francisco, California, United States
OnsiteFull Time
Design Engineer with frontend UI/UX ownership, shipping 0-to-1 products, and familiarity with AI tools.
UI/UX, Design Systems, AI tools
2w
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Design Engineer
San Francisco, California, United States
OnsiteFull Time
Experienced front-end/design engineer with TypeScript, React, CSS and UI/component expertise; strong product taste, prototyping speed, systems thinking, and experience building complex visualizations or developer UIs.
TypeScript, React, CSS
2mo
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Software Engineer, AI Workflows
San Francisco or New York
$213k-$250k/yr HybridFull Time
Experience building AI products with LLMs and embeddings; strong UI to data model understanding; relational databases; end-to-end product development.
React, TypeScript, Node.js, PostgreSQL
3mo
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Staff iOS Engineer, Growth
Mountain View or San Francisco
$251k-$310k/yr HybridFull Time
6+ YOE6+ years in mobile app development, SwiftUI experience, BS/MS in CS or related field, strong UI focus, collaboration with product and robotics teams.
SwiftUI, UIKit, CoreAnimation, gRPC, Protobuf, Bluetooth, C++
1d
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Founding Engineer
San Francisco, California, United States
$200k-$300k/yr OnsiteFull Time
3+ YOERequires 3–7 years of full-stack software development, 0-to-1 startup product-building experience, frontend and backend proficiency, a CS degree from a top-20 university, product sense, and U.S. work authorization without sponsorship.
UI
1w
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Sr Design Engineer, Spectrum Desktop
San Francisco or Seattle or San Jose
$139k-$258k/yr OnsiteFull Time
5+ YOE5+ years software engineering with strong C++ and systems-design experience; experience with UI frameworks, cross-platform Windows/macOS development, and strong communication and design sensibility.
C++, Objective-C, JavaScript/TypeScript, Python
2mo
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Product Engineer - AI Control Plane
San Francisco, California, United States
OnsiteFull Time
Looking for strong generalist product engineers with experience in web infrastructure, security-focused developer UIs, or backend services, who can own product decisions and collaborate with cross-functional teams.
Web services, Frontend UI, Backend development
3mo
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Design Engineer
San Francisco or New York City or Barcelona
HybridFull Time
Design Engineer with frontend and design-system experience; able to drive product from concept to shipped UI; strong collaboration with product and engineering.
React, Figma, Design Systems, CSS, Web Performance
4w
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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
3mo
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Design Engineer
New York or Denver or San Francisco or Remote
$140k-$210k/yr HybridFull Time
3+ YOE3+ years building high-quality web and mobile experiences; design system ownership; strong UI/UX; advanced frontend skills; collaborative; React/TypeScript; mission-driven.
Next.js, React, TypeScript, React Native, Expo, Firestore, Google Cloud Platform, BigQuery, Figma
1mo
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Frontend Developer (React) Junior/Mid
San Francisco, California, United States
RemoteFull Time
3+ YOERequires 3+ years with React, JavaScript/TypeScript, modern CSS frameworks, and REST/GraphQL API integration; experience optimizing UI performance and collaborating with designers/backend engineers.
React, JavaScript, TypeScript, REST, GraphQL, CSS
1mo
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Frontend Engineer (Boston)
San Francisco or Boston or Cambridge
$150k-$225k/yr HybridFull Time
3+ YOE3+ years building production React apps, strong TypeScript and Next.js experience, UI polish, performance, accessibility, RESTful APIs, SQL familiarity, and ability to work with design and backend services.
React, TypeScript, Next.js, Ruby on Rails, Postgres, RESTful APIs, SQL, LLMs, EHRs
1mo
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Staff Frontend Engineer
San Francisco, California, United States
$190k-$250k/yr HybridFull Time
10+ YOE10+ years frontend engineering experience; expertise with TypeScript, JavaScript, React, HTML/CSS, GraphQL; experience building real-time, performant UIs; familiarity with Elixir, Phoenix, Postgres, and AWS preferred.
TypeScript, JavaScript, React, HTML, CSS, GraphQL, Elixir, Erlang, Phoenix, Postgres, AWS
1mo
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Software Engineer, Fullstack
San Francisco, California, United States
$200k-$320k/yr OnsiteFull Time
6+ YOEDegree in CS or equivalent, 6+ years building complex full-stack applications, strong UI/UX instincts, React experience, performance-sensitive and real-time systems experience, familiarity with WebGL/OpenGL and C++ preferred.
React, WebGL, OpenGL, C++, CI/CD
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