remoteonsite
React.js Frontend Developer - Capco
Frontend Developer
Senior React.js developer building scalable, responsive web applications for banking and financial services, leveraging modern JavaScript, Redux, and unit testing to deliver high‑quality user experiences.
About the role
Key Responsibilities
- Design, develop, and maintain reusable React components and UI libraries for banking and financial platforms.
- Collaborate with product owners, designers, and backend teams to translate requirements into clean, performant code.
- Implement state management using Redux or Context API, ensuring optimal data flow and performance.
- Write comprehensive unit and integration tests (Jest, React Testing Library) to guarantee code quality.
- Optimize application for speed, accessibility, and cross‑browser compatibility.
- Participate in code reviews, mentoring junior developers, and driving best practices in front‑end architecture.
Requirements
- 5+ years of professional experience building complex React applications.
- Hands‑on experience with Redux, React Router, and component‑level styling (styled‑components, CSS modules).
- Solid understanding of responsive design, accessibility (WCAG), and performance optimization.
- Experience with CI/CD pipelines, Git, and agile development methodologies.