Senior Front-End Developer (React) – Remote

**Description** We are looking for a **Senior Front\-End Developer (React)** from **Brazil** to join our innovative team. You will be responsible for developing and maintaining dynamic, user\-centric web applications using modern technologies like **React** and **JavaScript (ES6\+)** . Our company values technical excellence, collaboration, and a culture of continuous learning and professional growth. **Responsibilities** * Develop and maintain user\-friendly web applications using React and JavaScript (ES6\+). * Collaborate with designers to create intuitive and accessible user interfaces. * Build structured and responsive layouts using HTML5 and CSS3 (Flexbox, Grid, animations). * Implement state management with tools like Redux, Recoil, or Context API for consistent UI behavior. * Integrate client\-side applications with RESTful APIs and backend services. * Optimize web performance through lazy loading, caching, and minimizing assets. * Use Git and modern CI/CD tools to manage and deploy code efficiently. * Debug and troubleshoot complex UI issues using Chrome DevTools and other debugging tools. * Collaborate cross\-functionally with backend engineers, product managers, and QA teams to deliver high\-quality releases. **Requirements** * 5\+ years of professional experience as a Front\-End Developer. * Strong proficiency in React and JavaScript (ES6\+). * Deep understanding of HTML, CSS, and responsive web design principles. * Experience with state management, API integration, and performance optimization. * Familiarity with version control (Git) and agile development practices. * Excellent communication and collaboration skills. * Fluent in English and Portuguese.