Work Highlights

• Developed a complete backend infrastructure using Node.js, Express.js, and PostgreSQL for an online store, establishing a robust and scalable foundation for e-commerce operations with modern web technologies.

• Implemented comprehensive authentication system with JWT tokens to protect user data and secure all application endpoints, ensuring data privacy and compliance with security best practices.

• Designed and built RESTful API architecture for product catalog management, enabling full CRUD operations and advanced search functionality, streamlining inventory management and product discovery.

• Integrated Sequelize ORM for efficient database interactions, improving code maintainability and development efficiency through object-relational mapping and query optimization.

• Created user-centric features including favorites section and shopping cart functionality, securely storing user data and enabling seamless product management and purchase workflows.

• Optimized application performance through Redis caching implementation and conducted comprehensive load testing to identify and resolve bottlenecks, ensuring optimal system responsiveness under high traffic conditions.