Lead UI/UX Engineer with deep expertise in modern front-end engineering, design systems, and cloud-native application development. This role requires a hands-on leader who can drive UI/UX strategy, architect reusable component libraries, and deliver high-performance customer experiences across T-Mobile’s digital ecosystem. The ideal candidate has extensive experience with React, Next.js, UI patterns, user flows, and AWS cloud infrastructure.
Key Responsibilities:
- Lead end-to-end UI/UX design and front-end engineering for large-scale, customer-facing
- applications.
- Architect, build, and maintain reusable component libraries and design system patterns
- used across multiple product teams.
- Translate complex business requirements into intuitive user flows, wireframes, prototypes,
- and production-ready UI.
- Drive UI/UX best practices, accessibility standards, and responsive design principles across
- teams.
- Collaborate with product managers, backend engineers, architects, and UX researchers to
- deliver cohesive user experiences.
- Implement high-performance front-end applications using React, Next.js, TypeScript, and
- modern state-management patterns.
- Optimize UI performance, rendering strategies, and SEO using Next.js SSR/SSG capabilities.
- Deploy and operate front-end applications in AWS cloud environments (Lambda,
- CloudFront, S3, API Gateway, Cognito, etc.).
- Mentor junior engineers and contribute to technical leadership, code reviews, and
- architectural decisions.
- Ensure UI components and flows align with T-Mobile’s brand, accessibility, and security
- standards.
Required Qualifications:
- 10+ years of professional experience in UI/UX engineering, front-end development, or
- design-system architecture.
- Proven experience as a Lead Engineer, UI/UX Lead, or Front-End Technical Lead.
- Expert-level proficiency in React, Next.js, JavaScript/TypeScript, HTML5, and CSS3.
- Strong background in UI/UX design, including user flows, wireframing, prototyping, and
- pattern creation.
- Demonstrated experience building scalable, reusable component libraries and design
- systems.
- Hands-on experience deploying and operating applications in AWS cloud infrastructure.
- Deep understanding of responsive design, accessibility (WCAG), performance optimization,
- and cross-browser compatibility.
- Experience working in Agile environments with CI/CD pipelines and modern DevOps tooling.
- Preferred Qualifications
- Experience with Figma, Sketch, or similar design tools.
- Familiarity with micro-frontend architectures.
- Knowledge of GraphQL, REST APIs, and backend integration patterns.
- Experience in telecom, large enterprise, or high-traic consumer applications.
- Soft Skills
- Strong leadership presence with the ability to influence cross-functional teams.
- Excellent communication and storytelling skills to articulate design and technical decisions.
- Ability to operate in fast-paced, ambiguous environments and drive clarity.
- Passion for user-centered design and continuous improvement.