UI Engineer

We are seeking a highly skilled and passionate UI Engineer to join our Enterprise Frontend Engineering team. In this role, you will be responsible for designing, developing, and maintaining high-performance, scalable, and visually stunning user interfaces for our enterprise-grade applications You will collaborate closely with product managers, UX/UI designers, backend engineers, and other stakeholders to translate complex requirements and design wireframes into clean, robust, and maintainable code. The ideal candidate is an expert in modern frontend technologies, possesses a strong eye for detail, and is committed to delivering exceptional user experiences while adhering to strict performance, accessibility, and security standards. **Key Responsibilities** 1. Architecture & Development + Feature Implementation: Design and build responsive, accessible, and high-performance web applications using modern frontend frameworks (primarily React and TypeScript). + Component Library & Design Systems: Contribute to and leverage our enterprise design system to ensure visual consistency, reusability, and brand alignment across all applications. + State Management & Data Flow: Implement efficient state management solutions and integrate with RESTful and GraphQL APIs. + Micro-Frontends: Design and develop modular, decoupled frontend architectures (Micro-frontends) using Module Federation or similar patterns to support independent deployment. 2. Quality, Testing & Performance + Code Quality: Write clean, well-documented, and testable code adhering to industry best practices and team standards. Participate in rigorous code reviews. + Testing: Implement comprehensive testing strategies, including unit tests (Jest/React Testing Library), integration tests, and end-to-end tests (Cypress/Playwright). + Performance Optimization: Monitor, profile, and optimize frontend performance 3. Collaboration & Agile Practices + Cross-Functional Collaboration: Work closely with UX/UI designers to ensure technical feasibility of designs and maintain high fidelity from design to production. + Agile Delivery: Participate actively in Agile/Scrum ceremonies (sprint planning, daily stand-ups, retrospectives) and contribute to continuous process improvement. + Mentorship: Mentor junior and mid-level engineers, sharing knowledge of frontend best practices, design patterns, and emerging technologies. Technical Skills & Qualifications Required Technical Skills: + Core Web Technologies: Deep expertise in semantic HTML5, CSS3 (including modern layouts like Flexbox and Grid), and modern JavaScript (ES6+). + Frontend Frameworks: Strong, production-proven experience with React.js and its ecosystem. + Type Safety: Strong proficiency in TypeScript for building robust, type-safe applications. + Version Control & CI/CD: Advanced knowledge of Git and Git-based workflows (GitHub/Bitbucket). Experience with CI/CD pipelines Preferred Technical Skills: + Micro-Frontend Architecture: Experience with Webpack Module Federation or single-spa. + Containerization: Basic understanding of Docker and containerized deployments. Professional Competencies + Problem Solving: Strong analytical and troubleshooting skills with the ability to diagnose and resolve complex frontend performance and rendering issues. + Communication: Excellent verbal and written communication skills, with the ability to explain technical concepts to non-technical stakeholders. + User-Centric Mindset: A strong empathy for the end-user and a commitment to delivering intuitive, frictionless user experiences. + Continuous Learning: A proactive attitude toward learning new technologies, frameworks, and industry trends. Education & Experience + Education: Bachelor's degree in Computer Science, Information Technology, or a related field + Experience: + UI Engineer level: 3+ years of professional software development experience, with a strong focus on frontend engineering. + Senior UI Engineer level: 5+ years of professional frontend experience, with a track record of leading technical initiatives and mentoring team members. ------------------------------------------------------ **Job Family Group:** Technology ------------------------------------------------------ **Job Family:** Applications Development ------------------------------------------------------ **Time Type:** Full time ------------------------------------------------------ **Most Relevant Skills** Please see the requirements listed above. ------------------------------------------------------ **Other Relevant Skills** For complementary skills, please see above and/or contact the recruiter. ------------------------------------------------------ _Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law._ _If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review_ _Accessibility at Citi (https://www.citigroup.com/citi/accessibility/application-accessibility.htm)_ _._ _View Citi's_ _EEO Policy Statement (https://www.citigroup.com/global/eeo-aa-policy)_ _and the_ _Know Your Rights (https://www.eeoc.gov/sites/default/files/2023-06/22-088\_EEOC\_KnowYourRights6.12ScreenRdr.pdf)_ _poster._ Citi is an equal opportunity and affirmative action employer. Minority/Female/Veteran/Individuals with Disabilities/Sexual Orientation/Gender Identity.