Pickaboo.com
E-POS System
Trace - Real-Time Tracking
UNIAID
Verify & EKYC
Md. Arafat Hossan
Full-Stack Software Engineer
arafatcd@gmail.com · Dhaka, Bangladesh · https://arafat.com.bd/
Summary
Full-stack engineer focused on real-time systems, state, and scale. Comfortable from database schema to browser — Next.js, NestJS, WebSocket, PostgreSQL, Redis. Open to remote roles.
Skills
JavaScript (ES6+) · TypeScript · Next.js · React.js · Node.js · NestJS · PostgreSQL · WebSocket · Redis · Docker · Git · Postman · Figma · Nginx
Selected projects
- Pickaboo.comNext.js, Redux, Tailwind CSS
Built optimized frontend modules for one of Bangladesh's top e-commerce platforms. Developed responsive product listings, cart management, and checkout flows using Next.js and Redux for state management. Implemented interactive map…
- E-POS SystemNext.js, NestJS, PostgreSQL, WebSocket
Full-stack web-based Point of Sale system with real-time inventory management and sales tracking. Implemented WebSocket for live order updates and synchronization across multiple terminals. Designed PostgreSQL database schema for products,…
- Trace - Real-Time TrackingReact, NestJS, Redis, MQTT
Built live agent tracking dashboard with location updates, timestamps, and notifications. Integrated MQTT and Redis for real-time data sync across thousands of concurrent users. Improved tracking accuracy and responsiveness for logistics…
- UNIAIDNext.js, NestJS, PostgreSQL, JWT
Multi-tenant student admission system for 30+ branches with secure JWT authentication and role-based access control. Developed branch-level data isolation and admin hierarchy (Super Admin, Admin, Branch Manager). Built with Next.js,…