46 senior frontend developer jobs at 34 companies in Lancaster, CA
🚀PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yrOn-SiteFull Time
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).
Krakow or San Francisco or Los Angeles or New York City or London or Singapore or Beijing or Seoul or Tokyo or Vancouver or Poland or North America or Europe or Asia or Africa or South America
RemoteFull Time
Sensor Tower: Provides digital market intelligence and mobile app analytics software.
4+ YOE4+ years engineering experience with JavaScript/TypeScript and React; ability to architect scalable frontend systems, design state management, write tests (Jest/Playwright), optimize web performance, mentor peers, and partner with product.
Arena Club: Digital marketplace and vaulting service for sports collectibles
8+ YOE8+ years frontend experience; 3+ years leading or architecting projects; strong React/TypeScript; knowledge of state management and build tools; testing, CI, DevOps familiarity; cloud, API design a plus.
New York City or Chicago or Detroit or Los Angeles
$94k-$140k/yrHybridFull Time
DentsuTokyo Stock Exchange: 4324: Providing global advertising, digital marketing, and media communications services.
6+ YOE6+ years frontend experience, 4+ years production React.js and Next.js, strong JavaScript/TypeScript (ES6+), API integration (REST/GraphQL), performance and accessibility (Lighthouse, Core Web Vitals, WCAG), testing (Jest/Cypress/Playwright), CI/CD and cloud deployment experience.
AmaWaterways: Provides luxury river cruise vacations on international waterways.
5+ YOE5+ years building web applications with React and Next.js, strong TypeScript, frontend performance, accessibility, REST/GraphQL integration, Builder.io experience, and ability to mentor junior developers. Bachelor's degree or equivalent experience.
Nominal: Software platform for testing and operating complex hardware systems.
5+ YOE5+ years building products for technical users, strong TypeScript and React experience, data-modeling and frontend architecture skills, experience with large datasets and real-time systems, excellent communication and product judgment.
Lendistry: Technology-enabled lender providing capital to small businesses.
6+ YOE6+ years front-end experience with React, expertise in architecting large-scale web apps, RESTful API integration, testing (Jest/Mocha/Cypress), performance optimization, mentorship, and strong communication.
React, TypeScript, Webpack, Jest, Mocha, Cypress, RESTful APIs, CI/CD
BlackLineNASDAQ: BL: Provides cloud software to automate financial close and accounting.
Lead web strategy and frontend development using Vue/Nuxt, JavaScript/TypeScript, headless CMS integrations, SEO/CRO, analytics, and team leadership across global web properties.
GDITNYSE: GD: Delivers IT and mission services to government agencies.
5+ YOEUS citizen able to obtain Public Trust 6C, 5+ years related experience, proven frontend architecture and leadership, React/Angular, JS/TypeScript, accessibility (WCAG/Section 508), automated testing and CI/CD experience.
Lead Sr Staff Software Engineer - Front End Fundamentals
Bellevue or Boulder or Chicago or Denver or Irvine or Los Angeles or New York or San Francisco or San Jose or Seattle or Ventura
$166k-$305k/yrHybridFull Time
The Trade DeskNASDAQ: TTD: Cloud-based programmatic advertising platform for data-driven media buying.
13+ YOE1+ MgmtSenior frontend leadership role requiring 13+ years of software development, 1+ year of people management, strong TypeScript/JavaScript or other languages, cloud and distributed systems experience, and mentoring.
Salt AI: Provides an AI orchestration platform for life sciences organizations.
Deep frontend craft with React and TypeScript, strong product and design taste, fullstack production experience (Python/Django, APIs), experience with AI-assisted tooling, and ability to work remotely during US time zones.
React, TypeScript, Python, Django, Claude Code, Cursor, Codex, GitHub
5+ YOEBachelor's degree or equivalent; 5+ years software development in C++, Java, or Kotlin; 3+ years testing/maintaining/launching software and distributed systems experience; 1+ year software design/architecture.
Frontend Full Stack Staff Software Engineer, AI Platform Experiences
New York City or Seattle or San Francisco or Denver or Los Angeles or San Jose
$163k-$247k/yrHybridFull Time
Gusto: Cloud-based payroll and HR software for small businesses.
8+ YOE8+ years software development experience (4+ building scalable platforms), strong front-end skills, experience with Ruby on Rails, React, GraphQL, platform/AI experience preferred, mentoring and cross-functional collaboration skills.
Mountain View or Los Angeles or San Francisco or New York City
$170k-$230k/yrHybridFull Time
Commure: AI-powered software platform for healthcare workflow and administrative automation.
4+ YOE4+ years software engineering; strong fullstack Python backend and TypeScript/React frontend; Docker and Kubernetes; experience with LLM APIs; production AI features; able to ship quickly.
VersantNasdaq: VSNT: Operates cable television networks and digital media entertainment platforms.
Senior full‑stack engineering experience with Node.js and frontend (Angular/TypeScript). Experience with AWS serverless (Lambda), PostgreSQL, ETL/data workflows, CI/CD, and production support.
The Walt Disney CompanyNYSE: DIS: Produces movies, operates theme parks, and provides streaming services.
5+ YOE5+ years web/software engineering; mastery of HA Proxy, NGINX, Apache; extensive NodeJS and/or Java/Kotlin experience; AWS EC2, Fargate, Cloudfront; frontend web development; BS in Computer Science or equivalent.
TubeScience: Data-driven performance video production for social media advertising.
Senior full-stack engineer to lead frontend tooling, backend services, and cloud infrastructure for production AI integrations; strong JavaScript and Python skills, low-level language experience, media pipeline knowledge, observability and distributed systems expertise.