The Rainforest Alliance is a growing network of people who are inspired and committed to working together to achieve our mission of conserving biodiversity and ensuring sustainable livelihoods. Through creative, pragmatic collaboration, we aim to rebalance the planet by building strong forests and healthy communities around the world.POSITION SUMMARY: The Technology department is responsible for the Development, Realization and Implementation of the strategic Digital Product Roadmap for Rainforest Alliance (including all supporting Technology processes), for all Global Business Initiatives and Assurance programs. We are looking for a Senior React Developer with expertise in building dynamic and responsive front-end applications using React.js. You will be experienced in integrating React front-end applications with backend REST APIs and be comfortable using modern libraries and frameworks like Tailwind CSS, Tanstack Router, and Tanstack Query. You will help develop scalable applications and enhancing the user experience. WHAT YOU WILL DO: Develop and maintain front-end React applications, ensuring they are efficient, scalable, and visually appealing. Integrate React applications with back-end APIs for seamless data exchange. Collaborate with back-end developers to design and implement APIs. Use Tailwind CSS to create responsive and visually consistent designs. Implement routing with Tanstack Router and manage data fetching with Tanstack Query. Ensure that the application is optimized for maximum speed and scalability. Work with version control systems like Git and collaborate on best practices in code quality and maintainability. Guide junior developers, promoting a collaborative development environment. Collaborate with cross-functional teams, including designers and back-end engineers. Stay up to date with the latest trends and best practices in React development. Understand and apply good UX/UI patterns to create user-friendly, intuitive interfaces. WHAT YOU BRING: Bachelor's degree in information systems, Computer Science. 5+ years of experience in front-end development with a focus on React.js. In-depth knowledge of React.js and JavaScript/TypeScript. Experience integrating React front-end applications with REST APIs. Proficiency in using Tailwind CSS for styling. Experience with Tanstack Router and Tanstack Query for routing and data management. Familiarity with RESTful API integration and data fetching techniques. Solid understanding of responsive design principles. Experience with version control systems like Git. Mentor and collaborate with a team of developers. Understanding and implementation of good UX/UI patterns. Knowledge of testing libraries like Jest or React Testing Library. Ensure applications follow accessibility and usability best practices, including support for modern accessibility standards such as WCAG and ARIA.