280 senior frontend developer jobs at 197 companies in Parsippany, NJ
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Senior Frontend Developer
Berlin or Lisbon or London or Dordrecht or Pune or New York City or Madrid or Heidelberg
HybridFull Time
Springer NatureFrankfurt Stock Exchange: SPG: Public global publisher serving researchers, educators, clinicians and other professionals with academic, health and educational content.
Mid-to-senior frontend development experience with complex systems, UI components, accessibility, maintainability, collaboration, and frontend practices. English communication skills required.
Beast Industries: Creator-led entertainment and consumer-products serving global audiences through video, snacks, software, philanthropy, and financial services.
8+ YOE8+ years software engineering with deep frontend experience in JavaScript/TypeScript, performance optimization, accessibility, AI-assisted tooling, architecture ownership, and mentoring peers.
JavaScript, TypeScript, React, Vue, Angular, AI coding agents, CI/CD
Baseten: Private AI infrastructure provider that trains, deploys, and serves artificial-intelligence models for businesses.
5+ YOE5+ years building production web apps; deep expertise in React and TypeScript; strong product intuition, UX empathy, cross-functional collaboration, and experience with modern frontend tooling.
High Roller TechnologiesNYSE American: ROLR: Public online gaming operator offering real-money casino services and prediction markets to consumers worldwide.
5+ YOERequires 5–7 years of frontend engineering experience, deep React expertise, strong TypeScript and JavaScript skills, production web application experience, real-time interfaces, authentication, accessibility, HTML/CSS, APIs, debugging, and performance optimization.
5+ YOE5+ years commercial SPA development experience; degree in CS or related; strong JavaScript/HTML/CSS skills; experience with Vue/React/Angular, TypeScript, webpack/Vite, API integration, and AI/agentic development tools.
Vue 3, TypeScript, VueJs, Vuex, Pinia, Vite, Cypress, webpack, React.js, Angular.js, Claude Code, JavaScript, HTML, CSS, LESS
Tennr: Private healthcare technology providing an agentic patient-orchestration platform for healthcare providers.
5+ YOERequires 5+ years in UI/UX engineering, front-end, or full-stack development; strong JavaScript, React, and TypeScript knowledge; scalable web application, performance, accessibility, coding, communication, and collaboration skills.
Medal: Private AI research lab building action and world models for virtual and physical environments.
5+ YOE5+ years frontend experience with React/Redux/Node/Electron; strong attention to performance, profiling, A/B testing, and shipping high-quality features; ability to work onsite in NYC.
Nelo: Mexican consumer-finance app offering buy-now-pay-later credit, bill payments, cash withdrawals, and a physical card.
Substantial experience shipping consumer-facing frontend products in production; deep React or React Native fluency; end-to-end ownership; English proficiency; payments experience and AI coding tool use are strong signals.
React, React Native, Claude Code, Linear, Slack, Metabase
Bags.fm: Solana token-launch and trading platform helping creators, artists, entrepreneurs, and agents fund projects through trading royalties.
Staff-level frontend engineer with deep production React experience, strong frontend architecture and performance expertise, and experience with React, Next.js, and TypeScript at scale.
BrexNew York Stock Exchange: COF: Intelligent finance platform for corporate card and spend management.
7+ YOE7+ years of frontend experience with ES6+, React, TypeScript, and Webpack; end-to-end client-side development; strong communication and collaboration.
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: Digital intelligence provider helping companies understand consumer behavior and market performance across apps, platforms, and gaming.
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.
Halliday: Private blockchain payments providing embedded cross-chain deposits and onchain payment infrastructure to developers.
2+ YOE2+ years building production frontends with React and TypeScript, strong frontend fundamentals (state management, API integration, responsive design, performance), product mindset, collaboration skills, and willingness to be based in SF Bay Area or NYC.
Doppel: AI-native cybersecurity platform protecting individuals and brands from impersonation, phishing, fraud, and social engineering.
5+ YOE5+ years of software engineering experience with deep React and TypeScript expertise, production web application experience, and frontend platform ownership. Strong communication and autonomous product mindset required.
US Mobile: Private American mobile virtual network operator providing prepaid phone plans across three nationwide wireless networks.
12+ YOE12+ years of frontend engineering experience, technical leadership or people management, and a bachelor's degree in a technical field. Requires TypeScript, React, CSS-in-JS or equivalent styling, and state management experience.
5+ YOE5+ years frontend experience with React/TypeScript; strong state management; API integration; data-heavy, enterprise apps; Azure/Kubernetes; experience in financial platforms; AI-assisted development.
Senior Software Engineer I, Frontend Infrasturcture & Experience
Chicago or New York City
$129k-$209k/yrHybridFull Time
BrazeNASDAQ: BRZE: Customer engagement platform for cross-channel marketing and analytics.
5+ YOE5+ years in software engineering; strong frontend with TypeScript/React; experience building reusable frontend systems; focus on accessibility, performance, and maintainability; able to lead large projects and mentor others.