Fix Bugs in Existing React + Node.js Project

I need an experienced Full Stack Developer to fix bugs and improve my existing clothing marketplace project. The project is built with React (frontend) and Node.js (backend). Most of the functionality is already completed, but there are several issues that need to be fixed. Tasks include: * Fix frontend and backend bugs. * Resolve API and database issues if needed. * Improve UI where necessary. * Make sure all existing features work correctly. * Deliver clean, well-organized code. Requirements: * Experience with React.js, Node.js, Express, and MongoDB. * Ability to quickly understand an existing codebase. * Good communication and attention to detail. Budget: **$40 Fixed Price**. Please apply only if you can complete the work within the budget and provide high-quality results.