Zero-knowledge, end-to-end encrypted ephemeral chat application utilizing WebCrypto API and Go WebSockets.

Secure, dynamic QR-code-based portable patient medical record platform encrypted with AES-256-GCM.

Web-based automata engine for toxic content detection using NFA slang normalization and deterministic DFA matching.

AI-powered alternative credit scoring platform for Indonesian SMEs using OCR, ML, and LLM recommendations.

AI-powered document analysis app with user authentication and private analysis history.

Landing page and admin dashboard for managing GreenFetch users, pickups, reports, and backend data.

User-facing Android app for waste pickup scheduling, environmental impact tracking, and rewards.

Inventory management system for tracking stock, suppliers, and inbound/outbound item transactions.

Freelance marketplace app for managing projects, freelancer applications, wallets, notifications, and admin operations.

Desktop quiz application with exam flow, user authentication, timer, and admin management.

Weather forecast app with real-time city search, current conditions, and 5-day forecasts.

First personal portfolio website built to showcase profile, skills, and selected projects.