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Capgemini

Senior Programmer/Developer - Full Stack React and Kotlin Developer

Capgemini, Phila, Pennsylvania, United States


We are looking for a highly skilled and motivated Fullstack Developer proficient in React and Kotlin to join our dynamic team. The ideal candidate will have hands-on experience in developing scalable web applications and microservices, ensuring seamless integration between front-end and back-end components. Additionally, familiarity with Angular, Node.js, accessibility standards, and unit testing will be an added advantage to help the team build and maintain diverse application stacks. Key Responsibilities: Develop and maintain user-friendly web interfaces using React and related libraries. Implement reusable components and ensure performance optimization of front-end applications. Collaborate with designers to translate UI/UX wireframes into interactive and responsive web interfaces. Manage state using tools like Redux or Context API. Ensure cross-browser compatibility and accessibility compliance (e.g., WCAG standards). Use tools like axe, Lighthouse, or Deque to identify and resolve accessibility issues. Write and maintain unit tests for front-end components using Jest, React Testing Library, or similar frameworks. Design, develop, and maintain back-end services and APIs using Kotlin. Build and optimize microservices for scalability and reliability. Implement RESTful or GraphQL APIs to communicate with front-end applications. Work with relational and NoSQL databases (e.g., PostgreSQL, MySQL, MongoDB). Use Kotlin Coroutines for efficient asynchronous programming. Write and maintain unit tests for back-end services using frameworks like JUnit or TestNG. Collaborate with cross-functional teams, including designers, product managers, and other developers. Participate in code reviews, testing, and debugging to ensure high-quality deliverables. Write clean, maintainable, and scalable code adhering to best practices. Monitor and improve application performance. Contribute to the architecture and technical direction of the project. Ensure applications meet accessibility and usability standards. Good-to-Have: Experience with Angular for front-end development. Familiarity with Node.js for back-end development. Experience with cloud platforms (e.g., AWS, GCP, Azure). Familiarity with CI/CD pipelines and version control systems like Git. Knowledge of microservices architecture and Kubernetes/Docker for containerization. Exposure to testing frameworks (e.g., Mocha for React; TestNG or JUnit for Kotlin).

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