Minimal but production-ready JWT authentication service built in Go. Handles token issuance, refresh, and revocation against MySQL or PostgreSQL — drop it behind any Go service.
AI-driven food consumption monitoring platform for local governments. Full-stack application: Next.js frontend, FastAPI backend with RAG-based AI data extraction that eliminates manual portion logging.
Multi-tenant voting system for campus organizations. Secure JWT auth, role-based access control, and automated voter eligibility checks. Built for real elections — not demos.
PHP MVC research management system with AI-powered supervisor recommendation. Uses FastAPI + vector search to semantically match student research topics with available supervisors.
Emotion classification for Indonesian text using IndoBERT, paired with an empathetic LLM chatbot. RAG pipeline with ChromaDB stores conversation history for context-aware responses adapted to the user's emotional state.
Game credit top-up platform with Midtrans payment gateway integration. Supports multiple payment methods, automated transaction verification, and a flexible schema for managing different game products.