Full-Stack Developer Needed for React & Node.js App Enhancements

We’re seeking a skilled Full-Stack Developer to work on specific performance, authentication, and UI improvements within an existing web application. Tech Stack: React.js, Redux, Tailwind CSS, Node.js, Express, MongoDB, Git/GitHub Scope * API Optimization: Improve two existing data-fetching endpoints, minimize unnecessary data payloads, and optimize MongoDB queries for better performance. * JWT Authentication: Fix an edge case in the refresh-token process that can occasionally require users to log in again after being inactive. * UI Refactoring: Improve the analytics dashboard structure by reducing prop-drilling and using Redux/Redux slices where appropriate. * Test all updates thoroughly and make sure current functionality continues to work as expected. * Write clean, maintainable code and commit all changes properly to GitHub. Ideal Candidate * Strong hands-on experience with React.js and Node.js * Good knowledge of MongoDB and REST APIs * Experience working with JWT authentication and Redux * Comfortable understanding and working independently within an existing codebase