🎫 Sistema de gestão de cupões e cartões de fidelização | Java OOP Project

💳 Payoo: Your all-in-one digital wallet. Add money, cash out, transfer, pay bills, and enjoy bonus rewards — all in one place.

Blade Store is a neon-styled digital storefront system built with Node.js and JSON-based storage. It includes a full admin panel, promo system, pricing controls, and responsive UI optimized for all devices. Designed for easy deployment, high performance, and a modern cyber-tech feel.

A scalable Low-Level Design (LLD) implementation of an e-commerce coupon engine built in Java, demonstrating clean architecture and extensibility using Strategy, Validator (Chain of Responsibility), and Facade design patterns. Designed to support frequently changing discount rules without modifying existing code.

🛍️ A full-featured Django e-commerce website with cart, wishlist, product ratings, coupons, user authentication, and responsive UI. Built with scalability and user experience in mind.

🎟️ Automated event coupon management system with QR code generation, bulk email distribution via Gmail OAuth, and real-time mobile verification. Flask-based web app with encrypted coupons, status tracking, and automated thank-you emails. Perfect for event organizers managing attendee verification.

🛒 Simplify digital sales with BladeStore, a responsive Node.js system for managing products, pricing, and promotions, all with JSON-based storage.