Senior UI / UX Developer

Job Title: Senior Front-End Developer – React / UX Location: Remote considered, ideally local to Addison, TX – Hybrid strongly preferred. Local candidates will receive priority. Position Type: Contract (6+ Months) Compensation: $55–$60/hr W2 Citizenship: Green Card Holders or US Citizens only (No sponsorship) Background Requirements: All candidates must be able to pass criminal and financial background checks. Position Summary: GTN Technical Staffing is seeking a Senior Front-End Developer with a strong React foundation for a startup-focused project. The ideal candidate will have a 60% UX / 40% UI profile, capable of producing UX deliverables (user flows, wireframes, interactive prototypes) and also shipping production-ready code. This role works alongside an existing UI developer to build scalable, performant, and responsive web applications. Candidates must be able to work US hours. Key Responsibilities: • Collaborate with product stakeholders, UX designers, and back-end engineers to deliver user-centric applications. • Produce UX deliverables such as user flows, wireframes, and interactive prototypes in Figma, Adobe XD, or Sketch. • Develop production-ready front-end code in React (mandatory) and Angular (high priority), integrating with REST APIs or GraphQL. • Implement modern front-end best practices using TypeScript, HTML5, CSS3, and JavaScript (ES6+). • Contribute to reusable component libraries and design systems. • Optimize application performance, responsiveness, and accessibility across devices and browsers. • Present UX concepts and deliverables to leadership and the broader team. • Maintain code quality, test coverage, and CI/CD integration for front-end pipelines. Required Technical Skills: • Strong React.js experience (mandatory) and Angular (high priority). • Experience with TypeScript, HTML5, CSS3, JavaScript (ES6+). • UX design tools: Figma, Adobe XD, Sketch with ability to produce user flows, wireframes, and interactive prototypes. • Front-end frameworks/libraries: React (optional Redux, Tailwind, Bootstrap), Angular (optional RxJS, Angular Material). • Integration with REST APIs or GraphQL. • Experience with version control systems (Git) and CI/CD deployment pipelines. • Ability to work US hours. • Live, viewable portfolio demonstrating UX and UI projects (Figma links, websites, GitHub, case studies). Highly Desired (Not Required): • Experience using AI coding tools such as Copilot, Cursor, or Windsurf. • UX presentation experience to stakeholders. • Front-end framework certifications (React, Angular). Candidate Fit: This role is not suitable for candidates who: • Lack React experience. • Have no UX design experience or cannot produce UX deliverables. • Cannot ship production-ready UI code. • Are unable to work US hours.