72 senior frontend developer jobs at 47 companies in Acton, CA
3mo
Save
Mark Applied
Hide
3mo
Frontend Developer
El Segundo, California, United States
$126k-$138k/yrOnsiteFull Time
KBRNYSE: KBR: Provides engineering, technology, and professional services for global markets.
7+ YOE7+ years frontend development, strong Angular (2+), TypeScript/JavaScript, HTML5/CSS3, REST/GraphQL, Git, Agile, local to LA area or willing to relocate.
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.
San Francisco or Ottawa or Phoenix or Toronto or Los Angeles or Denver or Salt Lake City or Atlanta or Chicago or Houston or Portland or New York City or Vancouver or San Diego or Washington, D.C. or Sacramento or Jacksonville or Seattle or Mexico City or Austin or Miami or Boston or Dallas
$124k-$226k/yrHybridFull Time
Scribd: Subscription-based digital library for e-books, audiobooks, and documents.
6+ YOERequires 6+ years of frontend software engineering experience, JavaScript/TypeScript and React expertise, modern web framework experience, architecture knowledge, performance optimization, testing, and strong collaboration skills.
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.
Sift: Software platform for high-frequency hardware telemetry observability.
8+ YOE8+ years engineering experience, strong frontend skills (React/NextJS/TypeScript), high-performance web app and browser optimization experience, product ownership and customer-facing collaboration, U.S. person required.
Helios Worldwide: Global agency providing AI-powered marketing and workforce management solutions.
5+ YOECollege graduate in CS or related field (or equivalent experience), 5+ years development experience, proficiency in Vue/React, HTML, JavaScript, CSS, Git, state management libraries, cloud deployment experience; PHP/WordPress a plus.
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
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.
BlackLineNASDAQ: BL: Provides cloud-based financial close and accounting automation software.
Expertise in Vue/Nuxt, modern JavaScript/TypeScript, headless CMS integration, SEO/CRO, analytics, web governance, and team leadership for enterprise marketing websites.
KCRW: Operates a public radio station and multi-platform media service.
5+ YOE5+ years in product design and front-end development; strong Figma and VS Code skills; experience with React/Next.js/TypeScript, HTML5/CSS3/SCSS, accessibility (WCAG), headless CMS (Contentful), APIs, Git, and analytics.
Software Engineer, Front End Developer (Experienced or Senior)
Albuquerque or Kent or El Segundo
$127k-$232k/yrOnsiteFull Time
BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.
3+ YOEBachelor's degree or equivalent, 3+ years front-end experience (HTML5, JavaScript, REACT), active U.S. Top Secret clearance required, strong CS fundamentals and object-oriented design.
Software Engineer, Front End Developer (Experienced or Senior)
Albuquerque or Kent or El Segundo
$127k-$232k/yrOnsiteFull Time
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
3+ YOEBachelor's degree or equivalent, active U.S. Top Secret clearance, 3+ years front-end experience (HTML5, JavaScript, REACT, API integration), strong CS fundamentals and OOP; TS/SCI preferred; experience with cloud, CI/CD, and automation.
United States or San Francisco or New York City or Los Angeles or Boston or Seattle or Washington or San Diego or Chicago or Austin or Dallas or Portland or Denver or Philadelphia or Baltimore or Sacramento or Minneapolis or Miami or Atlanta or Phoenix or Orlando or Las Vegas or Salt Lake City or Madison or Birmingham or San Antonio or Spokane or Toronto
$125k-$210k/yrHybridFull Time
Roo: Digital marketplace connecting veterinary professionals with animal hospital shifts.
Significant production software experience with deep React and TypeScript expertise, full-stack fundamentals, mobile experience, design systems, Figma, and hands-on AI-assisted development.
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
Software Engineer / Principal Software Engineer - Front End
El Segundo or Rancho Bernardo
$92k-$138k/yrOnsiteFull Time
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
2+ YOEActive U.S. government clearance required, experience with Java/JavaScript/TypeScript and front-end frameworks, Bachelor\u0002s degree in STEM, 2+ years engineering experience (senior level may require 5+).
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.