• Developed a scalable backend for an e-commerce application with dedicated Product Service and User Service, using Java, Spring Boot, Hibernate, and Spring Security.

• Implemented secure user authentication and authorization using JWT tokens, ensuring robust access control for customer and admin operations.

• Built comprehensive product management APIs supporting searching, sorting, and pagination, optimizing user experience and server performance.

• Integrated Redis caching in the Product Service to enhance data retrieval speed and reduce database load.

• Designed and executed unit tests to validate business logic and ensure code reliability.

• Integrated Apache Kafka to connect backend services with an Email Service, automatically sending confirmation emails on user registration.

• Integrated Stripe payment gateway to securely handle transactions, supporting complete checkout and payment processing workflows.

• Focused on clean architecture, modular code design, and high maintainability to support future feature extensions.

Link for UserService repo: https://github.com/sycoder168/UserServiceECommerce

Link for ProductService repo: https://github.com/sycoder168/ProductServiceECommerce