119 ui developer jobs at 90 companies in Fairfield, CA

PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
3w
Save
Mark Applied
Hide
UI Developer
Mountain View or Walnut Creek
$49-$59/hr OnsiteFull Time
Accenture
AccentureNYSE: ACN: Global provider of management consulting and technology services.
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
1mo
Save
Mark Applied
Hide
Software Engineer, UI
San Francisco, California, United States
$135k-$240k/yr OnsiteFull Time
Wispr Flow
Wispr Flow: Provides AI-powered voice dictation software for computers and mobile devices.
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
1mo
Save
Mark Applied
Hide
UI Engineer
San Francisco, California, United States
$180k-$310k/yr HybridFull Time
Gamma
Gamma: AI platform that generates presentations, documents, and websites from text.
3+ YOE3–5+ years frontend engineering with React, CSS mastery, design systems, accessibility, and performance focus.
React, CSS, Design Systems, Browser Debugging, Accessibility
1w
Save
Mark Applied
Hide
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
Taxbit
Taxbit: Automated tax and accounting software for digital assets.
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
3mo
Save
Mark Applied
Hide
Software Engineer, Android UI/UX
South San Francisco, California, United States
$127k-$150k/yr HybridFull Time
Lightship
Lightship: Manufacturer of aerodynamic all-electric recreational travel trailers.
2+ YOEBS degree in CS/CE or 2+ years experience; Kotlin Android; Flutter; UI design; ProtoBufs, MQTT, WebSockets; Embedded Linux; SQLite; Git; CI/CD; cloud involvement
Kotlin, Flutter, Firebase, MQTT, WebSockets, ProtoBufs, Embedded Linux, SQLite, Git, CI/CD, AWS IoT Core, Lambda, C#, Python, Ethernet, WiFi, LTE, Bluetooth, XCode, TestFlight
1w
Save
Mark Applied
Hide
UI Engineer - Full-Stack (React/TypeScript, Python)
San Francisco, California, United States
$140k-$320k/yr OnsiteFull Time
Guild.ai
Guild.ai: Building a neutral control plane for production AI agents.
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
2w
Save
Mark Applied
Hide
UI/UX Engineer, Go-To-Market Systems
Boston or New York City or Santa Monica or Washington or California or Los Angeles or San Francisco or Philadelphia
$102k-$179k/yr OnsiteFull Time
Goodwin Procter
Goodwin Procter: Legal services for innovators and investors in high-growth industries.
4+ YOEBachelor's or equivalent, 4+ years UI/UX or product design experience, experience with enterprise/CRM systems, ability to create wireframes and prototypes, strong collaboration and problem-solving skills.
Microsoft Dynamics, Salesforce
1mo
Save
Mark Applied
Hide
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
Prefect
Prefect: Builds and operates resilient data workflow orchestration platforms.
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
2mo
Save
Mark Applied
Hide
Design Engineer
San Francisco, California, United States
OnsiteFull Time
Altara
Altara: Building a scientific intelligence platform for physical R&D.
Design Engineer with frontend UI/UX ownership, shipping 0-to-1 products, and familiarity with AI tools.
UI/UX, Design Systems, AI tools
1mo
Save
Mark Applied
Hide
Software Engineer
San Francisco, California, United States
$162k-$174k/yr HybridFull Time
Klaviyo
KlaviyoNYSE: KVYO: Customer data platform for e-commerce marketing and automation.
Master's degree in CS/CE/SE/Electronics/Electrical required. Experience with Python, AWS cloud technologies, Agile Scrum, and UI/UX via coursework, project, thesis, or internship.
Python, AWS, Agile Scrum, UI/UX, Covey Scout
2mo
Save
Mark Applied
Hide
Principal Software Engineer - Frontend, Developer Experience
San Francisco or Phoenix or Denver or Austin or Jacksonville or Bridgeport or Boston or New York City or Atlanta
RemoteFull Time
Palo Alto Networks
Palo Alto NetworksNASDAQ: PANW: Provides enterprise-grade network, cloud, and endpoint security software.
5+ YOEDevelop frontend UIs with TypeScript/React; collaborate with product/design; contribute to architecture and testing; mentor colleagues.
TypeScript, React, GraphQL, Node.js
3w
Save
Mark Applied
Hide
Senior Software Engineer, Operator Tools
Byron, California, United States
$180k-$275k/yr RemoteFull Time
Elroy Air
Elroy Air: Builds autonomous vertical takeoff and landing aircraft for cargo logistics.
5+ YOE5+ years software development with strong C++ and/or Python, desktop (Qt/Electron) and web UI experience, telemetry/embedded integration, protocol parsing, and building UIs for operational use.
C++, Python, Qt, Electron, React, Git, GitHub, MAVLink, UDP, serial
1mo
Save
Mark Applied
Hide
Software Engineer
Dublin or Atlanta or Remote Location
$90k-$179k/yr HybridFull Time
TriNet
TriNetNYSE: TNET: Manages HR, payroll, and employee benefits for small businesses.
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
3mo
Save
Mark Applied
Hide
Software Engineer, Mobile
Foster City, California, United States
$130k-$300k/yr HybridFull Time
Replit
Replit: Cloud-based platform for building and hosting software applications.
5+ YOE5+ years in software development; experience with React Native; mobile UI/UX focus; strong React/TypeScript skills; iOS/Android familiarity
React Native, TypeScript, React, Expo, Apollo GraphQL, iOS, Android, CSS
3mo
Save
Mark Applied
Hide
Software Engineer, Fullstack
San Francisco, California, United States
$130k-$225k/yr OnsiteFull Time
Ivo
Ivo: AI-powered contract review and intelligence platform for legal teams.
Develop full-stack generative AI features; ship high-performance UI/backend; design pipelines with LLMs and data extraction; collaborate with designers and lawyers.
1mo
Save
Mark Applied
Hide
Software Engineer, AI Workflows
San Francisco or New York
$213k-$250k/yr HybridFull Time
Notion
Notion: Provides a unified workspace for notes, documents, and project management.
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
1mo
Save
Mark Applied
Hide
Temporary Financial Application Developer
California or New York City or Boston or San Francisco or Washington, D.C. or Seattle or Santa Monica
$115k-$173k/yr HybridFull Time, Temporary
Fenwick & West
Fenwick & West: Legal services for technology and life sciences companies.
5+ YOE5+ years supporting and developing financial applications, experience with application development (UI, middle tier, stored procedures), SQL, Microsoft Windows support, APIs, automation and AI/ML familiarity; Bachelor's in CS/IS or equivalent experience.
Microsoft Windows, SQL, APIs, AI services, AI/ML frameworks
2mo
Save
Mark Applied
Hide
Staff iOS Engineer, Growth
Mountain View or San Francisco
$251k-$310k/yr HybridFull Time
Waymo
Waymo: Autonomous driving technology for ride-hailing and logistics.
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++
1mo
Save
Mark Applied
Hide
Software Engineer, Lending
San Francisco, California, United States
$133k-$184k/yr OnsiteFull Time
Chime
ChimeNasdaq: CHYM: Provides mobile banking and financial tools for everyday consumers.
3+ YOE3+ years of React.js or mobile development experience; experience with React Native; ability to lead complex projects; experience building scalable React.js or native mobile apps; strong mobile UI focus.
React.js, React Native, iOS, Android
1mo
Save
Mark Applied
Hide
Full-Stack Engineer
San Francisco, California, United States
$157k-$235k/yr HybridFull Time
Stripe
Stripe: Provides online payment processing and financial infrastructure for businesses.
1+ YOEBachelor's in CS or related plus 1 year software development (including internship), 1 year Python, backend API design, front-end UI development, data analysis experience, and contributions to large-scale codebases.
Python, APIs