Developer Builds Full-Stack E-Commerce Platform with Scalable Modular Architecture

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A software developer has shared details about building a full-stack e-commerce platform designed to handle product management, user accounts, payments, orders, and real-time inventory. The platform was built using a modern tech stack including React.js, Next.js, TypeScript, Node.js with NestJS, PostgreSQL, and Redis for caching, all deployed on AWS via Docker and CI/CD pipelines. A modular architecture was adopted to allow new features to be added without disrupting existing services, with key components including a cart service, order processing, payment integration, and a notification system. Challenges such as slow product search and concurrent stock depletion were addressed through database indexing, transaction-based inventory updates, and stock validation before checkout. The developer plans to extend the platform with AI-powered product recommendations, smart inventory forecasting, and a chat-based shopping assistant in future iterations.

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