Experience

Launched 4 Apps, 2 Games, 1 Book, and 1 Web App in 2026:

• Illustrated Greek Myths: 1 - Sisyphus— A 13-page illustrated retelling of the myth of Sisyphus, with a final compendium on the origins, variants, and meaning of the story.
• Yore— A local-first media log, diary, and library for everything you watch, read, play, and listen to — movies, TV, anime, books, manga, games, music, podcasts, board games, and comics.
• Battle Tanks— A 3D arcade tank battle built with Three.js, remixing the classic Battle City formula with waves of enemies, weapon pickups, and local two-player co-op.
• ARCOLOGY— A cyberpunk city builder built in Three.js where you grow a neon district into a profit machine while balancing rival factions.
• Provato— A local-first iOS app for tracking places, products, events, and routines — with logs, photos, notes, ratings, tags, and locations.
• Baby Book Tracker— A mobile app to track the books that parents read to their babies.
• valuta— A mobile app to convert currencies quickly and easily.
• AppFramer— An App Store screenshot generator to create beautiful app store listings.

• Migrated Langi.app database from MySQL to PostgreSQL.
• Migrated HowToVietnamese.com from Gatsby to Next.js.

Launched Langi.app - Learn Languages by Reading Stories at Your Level.

Stack: NextJS + Vercel Functions + MySQL

The Complete Guide to Modern JavaScript reached its 5th edition, continuing to help developers learn modern JavaScript features and best practices.

Developed and published "The Complete Guide to Modern JavaScript" course on Educative platform, providing interactive learning experience for JavaScript developers.

The Complete Guide to Modern JavaScript was translated to Korean and published by Hanbit Media.

Released "The Complete Guide to Modern JavaScript" first edition - a comprehensive guide covering everything from JavaScript basics to ES2022 features.

Completed intensive full-stack development bootcamp focused on Ruby on Rails, learning modern web development practices and agile methodologies.