Demo

Lead UI Developer

Highbrow LLC
Plainsboro, NJ Full Time
POSTED ON 4/17/2026
AVAILABLE BEFORE 5/16/2026

Job Description:

• JavaScript / TypeScript:

• Strong proficiency in ES6 features and best practices.

• Experience with modern JavaScript frameworks (e.g., React, Angular, Vue.js).

• Proficiency in TypeScript with the ability to create and maintain typed codebases.

• CSS:

• Advanced knowledge of CSS preprocessors (e.g., SASS, LESS).

• Expertise in responsive design and mobile-first development.

• HTML:

• Solid understanding of semantic HTML and WCAG AA compliance.

• Experience with HTML5 features and APIs.

• Frontend Performance:

• Proficient in optimizing web performance (e.g., lazy loading, code splitting).

• Experience with optimizing for web vitals and Lighthouse metrics.

• Dev/Build Tooling:

• Strong experience with build tools like Webpack, Rollup, or Parcel.

• Understanding of DevOps practices related to frontend deployments (e.g., CI/CD pipelines).

• Testing:

• Proficiency in creating and maintaining unit test suites (Jest, Mocha).

• Experience with UI testing frameworks (Cypress, Selenium).

• Experience translating product requirements to technical specifications and test cases.

• Component Development:

• Experience with Storybook for UI component development and documentation.

• Ability to create reusable, maintainable UI components.

• Experience with component libraries (Material-UI, Ant Design).

• Experience with UI design tools (Figma, Adobe XD) for collaboration with designers.

• Agile / Cross-functional Collaboration:

• Experience working in agile/Scrum environments, actively participating in sprints and retrospectives.

• Capable of owning tasks throughout the development lifecycle and proactively communicating with stakeholders.

Salary.com Estimation for Lead UI Developer in Plainsboro, NJ
$115,863 to $144,635
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