Tesfahun Kere

Production journal management system for Addis Ababa University. Features include manuscript submission, multi-stage peer review workflows, role-based access for Author/Reviewer/Editor/Admin, and publication archiving. Backend built with Node.js, Express, TypeScript, and PostgreSQL.

E-commerce platform for agricultural products. Product catalog with categories, order tracking from checkout to delivery, and secure payment processing. Full-stack with Next.js frontend and PostgreSQL database.

Real-time messaging application with Socket.io WebSocket connections, user authentication, and live presence indicators. Built with React frontend, Node.js/Express backend, and MongoDB database.

Full-stack Telegram mini app with Next.js admin control panel. User registration with approval workflow, automated broadcast notifications, interactive inline menus, and user management. Deployed on Railway for automatic scaling.

Telegram bot management platform with Next.js dashboard. User and channel management, visual flow builder for automation, PostgreSQL data layer, Supabase file storage, and bulk broadcast messaging system.

Corporate website for KYT Trading company. Next.js App Router with server-side rendering for SEO optimization, responsive TailwindCSS design, product showcase for coffee/sesame/pulses, and contact integration.