UI Engineer (React JS)

Job Overview

Job ID: J52192
Location: Austin, TX
Duration: 9 Months + Extension
Hourly Rate: Depending on Experience (DOE)
Work Authorization: US Citizen, Green Card, OPT-EAD, CPT, H-1B, H4-EAD, L2-EAD, GC-EAD
Client: To Be Discussed Later
Employment Type: W-2, 1099, C2C

Job Description

We are seeking a highly skilled UI Engineer with strong expertise in React.js and modern front-end development to join our team onsite in Plano, TX. The ideal candidate will have deep knowledge of JavaScript, front-end frameworks, UI optimization, and building scalable, reusable components while ensuring high-quality user experiences.

Responsibilities

• Develop responsive, user-centric interfaces using React.js, JavaScript, HTML, and CSS.
• Build reusable, scalable React components following best practices.
• Implement React Hooks, state management (Redux / Context API), and component lifecycle methods.
• Integrate and consume RESTful APIs and GraphQL services.
• Use React ecosystem tools such as Webpack, Enzyme, Redux, and Flux.
• Conduct browser-based debugging, performance analysis, and UI optimizations.
• Work on application performance tuning, code splitting, and rendering optimizations.
• Ensure responsiveness and compatibility across different browsers and screen sizes.
• Follow front-end security best practices to ensure secure UI development.
• Develop and maintain unit tests using Jest, React Testing Library, or similar frameworks.
• Collaborate closely with designers, backend engineers, and product managers to deliver high-quality UI.
• Debug, troubleshoot, and resolve UI/UX issues across the application.
• Stay updated with the latest React updates, patterns, and industry best practices.
• Work with version control tools like Git/GitHub for code management.

Required Skills & Experience

• 8–10 years of hands-on experience in UI / Front-End Development.
• Strong proficiency in JavaScript, HTML5, CSS3, and modern UI frameworks.
• Advanced experience working with React.js, React Hooks, Redux, Flux, and component-based architecture.
• Experience with Webpack, Enzyme, and other front-end build/testing tools.
• Familiarity with REST APIs, GraphQL, and third-party service integration.
• Strong debugging skills with browser tools and performance testing software.
• Understanding of cross-browser compatibility, responsive design, and UI performance.
• Awareness of front-end security practices (CSP, XSS prevention, etc.).
• Hands-on experience writing unit tests and maintaining high test coverage.
• Excellent problem-solving, communication, and collaboration skills.