We are seeking a talented and passionate Lead Frontend Developer with deep expertise in ReactJS to spearhead the development of our cutting-edge user interfaces. The ideal candidate will be a technical leader, responsible for guiding the frontend team, defining architectural patterns, and ensuring the delivery of high-quality, performant, and intuitive web applications. This role requires a strong command of modern JavaScript, React ecosystem, and a commitment to best practices in UI/UX development.

Key Responsibilities

• Lead the design, development, and implementation of complex, scalable, and responsive web applications using ReactJS and its ecosystem.
• Define and enforce frontend architectural patterns, coding standards, and best practices to ensure consistency, maintainability, and performance across all frontend projects.
• Provide technical leadership, mentorship, and guidance to a team of frontend developers, fostering their growth and ensuring high-quality code delivery.
• Collaborate closely with UX/UI designers, product managers, and backend engineers to translate wireframes and designs into pixel-perfect, highly functional user interfaces.
• Oversee and conduct thorough code reviews, ensuring adherence to quality, performance, security, and accessibility standards.
• Optimize application performance, identify and resolve frontend bottlenecks, and improve overall user experience.
• Drive the adoption of new technologies, tools, and methodologies to enhance our frontend development capabilities.
• Stay up-to-date with the latest trends and advancements in frontend development, ReactJS, and web technologies.

Required Qualifications

• Bachelor's or Master's degree in Computer Science, Software Engineering, or a related technical field.
• Professional experience in frontend web development, with at least 3 years in a lead or senior role focused on ReactJS.
• Expert-level proficiency in ReactJS, including a deep understanding of its core principles, component lifecycle, hooks, and state management libraries (e.g., Redux, Context API, Zustand).
• Strong command of modern JavaScript (ES6+), HTML5, and CSS3, with experience in pre-processors (e.g., SASS, LESS) and styled-components or CSS-in-JS solutions.
• Demonstrable experience with frontend build tools (e.g., Webpack, Vite, Babel) and package managers (npm, yarn).
• Proficiency in writing unit, integration, and end-to-end tests for frontend applications (e.g., Jest, React Testing Library, Cypress).
• Solid understanding of responsive design principles and cross-browser compatibility issues.
• Experience with version control systems, particularly Git.
• Excellent problem-solving skills, strong analytical capabilities, and clear communication skills (verbal and written).

Preferred Qualifications

• Experience with other JavaScript frameworks or libraries (e.g., Angular, Vue.js).
• Familiarity with server-side rendering (SSR) frameworks like Next.js or Remix.
• Experience with GraphQL APIs.
• Knowledge of accessibility standards (WCAG) and implementing accessible user interfaces.
• Understanding of CI/CD pipelines and deployment processes for frontend applications.
• Experience with cloud platforms (e.g., AWS, Azure, GCP).
• Familiarity with UI component libraries and design systems (e.g., Material-UI, Ant Design, Storybook).

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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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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.

 

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