Senior React.js Developer / Front-End Lead

Requirements:

• Must be local to New Jersey
• 10+ years of relevant experience
• Strong proficiency in React.js, including core principles, lifecycle methods, functional components, and modern Hooks
• Advanced knowledge of JavaScript (ES6+), DOM manipulation, and the JavaScript object model
• Deep expertise in TypeScript, HTML5, and CSS3/Sass
• Experience with React meta-frameworks such as Next.js
• Experience with modern CSS workflows and tools, including CSS Modules, Styled Components, Tailwind CSS, Sass, or Less
• Familiarity with front-end build tools and pipelines such as Webpack, Vite, and Babel, and package managers such as npm or Yarn
• Professional experience with Git and platforms such as GitHub or GitLab
• Basic understanding of front-end security practices and authentication standards such as JSON Web Tokens
• Experience with testing frameworks such as Jest, React Testing Library, Cypress, or Playwright
• Proficiency with automated deployment pipelines

Responsibilities:

• Lead front-end design and development
• Establish coding standards and guide technical decisions
• Communicate solutions effectively to business and technical stakeholders

Technologies:

• Babel
• CSS
• Cypress
• ES6
• Git
• GitHub
• GitLab
• HTML5
• JSON
• JavaScript
• Jest
• LESS
• NPM
• Playwright
• React
• SASS
• Security
• TypeScript
• Webpack
• Web
• Yarn
• UX UI Design
• CI/CD
• Frontend

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We are seeking a hands-on Senior React.js Developer / Front-End Lead with expertise in modern front-end technologies, UI architecture, and scalable web application development. The role is based in Whippany, New Jersey, and follows a hybrid schedule with at least three days onsite each week. Compensation is based on experience.

last updated 44 week of 2026