Backend developer & database enthusiast who enjoys building practical tools with clean architecture.
Your Digital Toolbox, Simplified.
A comprehensive, privacy-first digital toolbox that runs 100% client-side.
- Tech: Node.js SSG, EJS, Vanilla JS/CSS3.
- Highlights: 28+ essential utilities (Lunar Calendar, Text Formatter, Bookmark Creator...), optimized for speed with a 99+ Lighthouse performance score.
- Languages: TypeScript, SQL, Shell, JavaScript
- Backend: Node.js, NestJS, Express
- Database: MySQL, PostgreSQL
- Tools: Docker, Git
A DDL comparator & migration tool
Compare, export, and apply schema diffs for MySQL-compatible databases.
Supports tables, functions, procedures, and triggers.
Vietnam Personal Income Tax Calculator
Parallel comparison between 2025 and 2026 tax laws. Supports 4 minimum wage regions and year-end tax refund calculations.
Minimal and structured logger for TypeScript/Node.js
Built for CLI and backend tools. Outputs clean, color-coded logs with local timezone support.
- 📧 Email: ph4n4n@gmail.com
- 💼 LinkedIn: linkedin.com/in/anph
- 🧑💻 GitHub: github.com/ph4n4n