Full Stack Developer Intern at Kartnex Retail OPC Private Limited

Building a full-stack e-commerce web application from scratch covering product catalogue, cart, checkout, order management, and an admin dashboard. Developing RESTful APIs using Node.js and Express.js for product CRUD, user authentication, and order processing. Designing PostgreSQL schemas for products, users, orders, and inventory, including optimized queries for filtering and reporting. Creating a responsive React.js frontend with product pages, cart state management, and role-based admin views integrated with live API data. Containerising the application using Docker and working with development/production environments, orchestration, and deployment workflows. Following Agile practices including sprint planning, code reviews, and iterative feature delivery with the core team.