My Projects

Lightweight utility stack for instant link shortening, markdown notepads, and secure file sharing. Built with Rust (Axum) backend and React/Vite frontend with QR code generation.

Email service layer sitting between applications and Microsoft SMTP/IMAP/POP3. Features account management, API for transactional emails, and admin dashboard. Built with Rust backend and Next.js frontend.

Privacy-first Flutter app for transferring files between devices on the same local network. No accounts, no cloud storage - files are sent directly between devices on your LAN.

Full-stack restaurant management system with payment integration (PayPal/Stripe), email notifications via Brevo, and admin dashboard. Features gift code system with QR scanning and order management.

A modern full-stack website featuring AI chatbot, QR generator, URL shortener, and private search engine. Built with Next.js and TypeScript.

A minimal, fast link and file sharing web application built entirely in Rust. Features instant sharing, QR codes, smart image previews, and admin panel.

AI-powered vocabulary learning application with spaced repetition (SM-2 algorithm), flashcard generation, and multilingual support. Supports English, Korean, Mandarin, and Japanese.

Multi-model AI chatbot with web search capabilities and conversation management. Supports multiple AI providers and privacy-focused search integration.

Privacy-focused search engine powered by SearXNG with multiple search providers. Self-hosted DNS resolvers across multiple regions for optimal performance.