Resume Builder is a cutting-edge, full-stack web application designed to streamline the process of creating, editing, and sharing professional resumes. This modern tool offers a live preview feature, allowing users to see changes in real-time as they customize their resumes. With a variety of templates to choose from, including modern, classic, and minimal designs, users can easily find a style that suits their professional needs. Key features include PDF export for polished, print-ready resumes, and the ability to share resumes via unique public links. The platform ensures secure authentication using JWT-based sign-up and login processes, providing peace of mind for users managing sensitive personal information. Built with a responsive UI using React and Tailwind CSS, the application is mobile-friendly and accessible, supporting keyboard navigation and screen readers. The backend is powered by Node.js, Express, and MongoDB, offering robust data management capabilities. Whether you're a job seeker or a professional looking to update your resume, this tool provides an intuitive and efficient solution.