🌐 Cashooz — www.cashooz.com

Affiliate Marketing & Rewards-Based Web Application
Built collaboratively by Md Sabbir Ahmed — LinkedIn and Amit Kumar Singha — LinkedIn

Cashooz is a rewards-based affiliate marketing platform where users earn points by completing tasks like app testing, game trials, and promotional offers. It combines a sleek user interface with a secure, scalable backend system designed for performance and growth.

Key Contributions:

• 🧠 Backend: Built with TypeScript, Express, MongoDB, and Firebase Authentication for secure and scalable API development.
• 🔐 Authentication: Implemented secure login and registration using Firebase Authentication.
• 🎯 Frontend: Responsive UI built using React, Redux, and Tailwind CSS for seamless user interaction.
• 🔁 Reward System: Developed real-time task validation and point tracking for user engagement.
• 📝 Blog CMS: Integrated a blog system for affiliate tips, platform updates, and user guides.

Tech Stack:
React, Redux, Tailwind CSS, Node.js, Express, TypeScript, MongoDB, Firebase Authentication, JWT, REST APIs, Zod, SweetAlert2

🔗 Live: www.cashooz.com
👨‍💼 Md Sabbir Ahmed: LinkedIn Profile
👨‍💻 Amit Kumar Singha: LinkedIn Profile

🌐 Clikz2Earn – Subscription-Based Video Earning Platform

Earning Platform
Built collaboratively by Md Sabbir Ahmed — LinkedIn and Amit Kumar Singha — LinkedIn

Developed a subscription-driven platform where users can watch videos and earn rewards based on active plans. Implemented tiered subscription management, secure authentication, and real-time balance updates using Socket.IO. Designed a mobile-first UI for smooth user experience.

Key Contributions:

• 🎥 Video Subscription System: Built tiered subscription plans where users can watch videos and earn rewards based on active plans.
• 🔐 Secure Authentication: Integrated JWT-based auth with Firebase to ensure safe login, registration, and session management.
• ⚡ Real-Time Balance Updates: Implemented live reward tracking and balance synchronization using Socket.IO.
• 📊 Admin Dashboard: Designed tools for managing users, plans, and transactions with clear data visualization.
• 📱 Responsive Frontend: Delivered a smooth, mobile-first UI using Next.js and Tailwind CSS for seamless user experience.

Tech Stack:
React, Next.js, Node.js, Express.js, MongoDB (with Mongoose), Socket.IO, JWT, Tailwind CSS, REST API

🔗 Live: www.clikz2earn.com
👨‍💼 Md Sabbir Ahmed: LinkedIn Profile
👨‍💻 Amit Kumar Singha: LinkedIn Profile

🌐 Sinan Gift Corner — sinangiftcorner.web.app

E-Commerce Platform for Personalized Gifts
Built collaboratively by Md Sabbir Ahmed — LinkedIn and Amit Kumar Singha — LinkedIn

Sinan Gift Corner is a production-ready e-commerce web app built to deliver a smooth, secure, and engaging shopping experience. It supports frictionless shopping with no registration required, making it ideal for casual users looking to order personalized gifts quickly.

Key Contributions:

• 🛒 Cart & Order System: Enabled seamless browsing, cart management, and order placement through a user-first design.
• 📧 Email Automation: Configured branded order confirmation emails using Nodemailer for professionalism and trust.
• 📱 Responsive Frontend: Built a clean, mobile-first UI using React and Tailwind CSS that performs well across all devices.
• 🧠 Backend APIs: Used Express and MongoDB to handle products, orders, and real-time cart logic.
• 🔐 JWT Integration: Added secure JWT-based architecture to support future login and session management features.

Tech Stack:
React, Node.js, Express, MongoDB, JWT, Nodemailer, REST APIs

🔗 Live: sinangiftcorner.web.app
👨‍💼 Md Sabbir Ahmed: LinkedIn Profile
👨‍💻 Amit Kumar Singha: LinkedIn Profile