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E-Commerce Enoca

Production-ready Spring Boot backend e-commerce system with comprehensive features including product management, order processing, payment integration, and inventory management.

E-Commerce Enoca is a comprehensive backend e-commerce system built with Spring Boot, featuring multiple functionalities for a complete online shopping platform.

This project demonstrates strong backend development skills, production-ready architecture, and the ability to build complex business logic for e-commerce operations. It showcases real-world backend development practices rather than tutorial-based implementations, with a focus on scalability, security, and maintainability.

Key Features

  • Complete e-commerce backend architecture
  • Product management and catalog system with categories
  • Order processing and management workflow
  • User authentication and authorization
  • Shopping cart functionality with session management
  • Payment processing integration
  • Inventory management and stock tracking
  • Customer management system
  • Order history and tracking
  • Product search and filtering
  • RESTful API design with comprehensive endpoints
  • Database design and optimization
  • Email notifications for orders
  • Order status tracking
  • Product reviews and ratings system
  • Discount and coupon management

What I Worked On

  • Designed and implemented the complete backend architecture using Spring Boot
  • Developed comprehensive RESTful APIs for all e-commerce operations
  • Implemented complex business logic for product, order, and user management
  • Designed normalized database schema with proper relationships
  • Built secure authentication and authorization system using Spring Security
  • Created shopping cart functionality with session management
  • Implemented payment gateway integration
  • Built inventory management system with stock tracking
  • Created order processing workflow with status management
  • Developed product catalog with categories and attributes
  • Implemented search and filtering functionality
  • Built customer management and profile system
  • Created order history and tracking features
  • Implemented email notification system
  • Developed product review and rating system
  • Created discount and coupon management
  • Focused on code quality, scalability, maintainability, and production-ready code
  • Applied software engineering best practices
  • Implemented proper error handling and validation
  • Created comprehensive API documentation
  • Built database migrations and schema versioning

Technologies Used

Backend Framework

  • Java
  • Spring Boot
  • Spring Data JPA (database access)
  • Spring Security (authentication and authorization)
  • Spring Web (REST APIs)
  • Spring Mail (email notifications)

Database

  • PostgreSQL / MySQL (relational database)
  • Database migrations
  • Connection pooling

ORM & Database

  • JPA / Hibernate
  • Entity relationships and associations
  • Database transactions
  • Query optimization

Security

  • Spring Security
  • JWT (JSON Web Tokens) or Session-based authentication
  • Password encryption (BCrypt)
  • Role-based access control (RBAC)
  • CSRF protection
  • Input validation and sanitization

API Architecture

  • RESTful API design
  • JSON data format
  • HTTP methods (GET, POST, PUT, DELETE, PATCH)
  • API versioning
  • Request/Response DTOs

Payment Integration

  • Payment gateway API integration
  • Payment processing logic
  • Transaction management

Email Services

  • Spring Mail
  • Email templates
  • SMTP configuration

Build & Dependency Management

  • Maven
  • Dependency management
  • Build automation

Tools

  • Git (version control)
  • Docker (containerization)
  • IDE (IntelliJ IDEA / Eclipse)
  • Postman (API testing)
  • Database management tools (pgAdmin, MySQL Workbench)