Backend for a Full-Stack RESTful e-commerce application using Spring Boot. The platform has distinct functionalities for customers, admins, and sellers.

Implemented Spring Security with JWT-based authentication, role-based access control, and comprehensive RESTful APIs for product, order, and user management. Enhanced user experience by adding features such as pagination, sorting, and input validation.

Architected a relational database schema using JPA/Hibernate with PostgreSQL, ensuring efficient data management and scalability for handling large volumes of e-commerce transactions.