Senior UI Developer

Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you'll have the opportunity to grow your career, give back to your community and make a real impact.

We are seeking a experienced and talented Senior ReactJS UI Developer with 7+ years of progressive experience in front-end development, specializing in building robust, scalable, and user-friendly web applications. The ideal candidate will possess deep expertise in the React ecosystem, modern UI/UX principles, and a strong track record of delivering high-quality front-end solutions.

Key Responsibilities:

• Architecture & Design: Lead the design and development of complex, high-performance, and maintainable user interfaces using ReactJS and its associated libraries (e.g., Redux, Context API, React Router).
• Full Lifecycle Development: Oversee the entire UI development lifecycle, from requirements gathering and design to implementation, testing, deployment, and maintenance.
• Performance Optimization: Identify and address performance bottlenecks, ensuring optimal loading times and smooth user experiences.
• Cross-functional Collaboration: Collaborate closely with product managers, UX/UI designers, backend engineers, and other stakeholders to translate business requirements into technical solutions and ensure seamless integration.
• Code Quality & Review: Conduct thorough code reviews, ensure adherence to coding standards, and promote a culture of quality and continuous improvement.
• Technology Evaluation: Research, evaluate, and recommend new front-end technologies, tools, and methodologies to enhance development efficiency and product quality.
• Responsive Design: Ensure the development of highly responsive and adaptive UIs that function seamlessly across various devices and screen sizes.
• Testing & Debugging: Implement comprehensive unit, integration, and end-to-end tests for UI components and applications. Lead debugging and troubleshooting efforts for complex UI issues.

Required Skills & Experience:

• 7+ years of hands-on experience in front-end web development, with a significant focus on ReactJS and Angular and Typescript .
• Expert-level proficiency in ReactJS and its core principles (components, state, props, lifecycle methods, hooks, etc.).
• Strong command of modern JavaScript (ES6+), HTML5, and CSS3.
• Extensive experience with responsive design and front-end frameworks/libraries (e.g., Material-UI, Ant Design, Bootstrap, Styled Components).
• Solid understanding of RESTful APIs and experience integrating front-end applications with backend services.
• Experience with version control systems like Git.
• Familiarity with UI/UX principles and best practices, ensuring a user-centric design approach.
• Experience writing comprehensive unit and integration tests using frameworks like Jest, React Testing Library, or Enzyme.
• Excellent problem-solving, analytical, and communication skills.

Desired Skills (Plus Points):

• SQL
• Java
• Container, Docker, OpenShift container platform
• Familiarity with agile development methodologies (Scrum, Kanban)

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Job Family Group:

Technology

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Job Family:

Applications Development

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Time Type:

Full time

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Most Relevant Skills

Please see the requirements listed above.

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Other Relevant Skills

For complementary skills, please see above and/or contact the recruiter.

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