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maaitlunghau/README.md
Mai Trung Hậu — Co-Founder @ MST Software · Fullstack Developer

LinkedIn Gmail GitHub Views Facebook Fanpage Work Email



whoami

Full-stack web developer and Co-Founder at MST Software, a software company operating in the MMO (Make Money Online) market. Our products serve real users under real commercial pressure — live transactions, live money, live stakes.

At MST, my scope spans product direction, system architecture, feature development, and cross-team coordination. On the engineering side, I work TypeScript-first: Next.js on the client, NestJS and .NET on the server, PostgreSQL and MongoDB at the data layer.

Currently a third-semester IT student at FPT Aptech (FPT Aptech International IT Education Center, Ho Chi Minh City), specializing in Web Programming. Expanding into the Java ecosystem — Java Core → Spring Boot — alongside deepening my understanding of MMO business logic and systems design.



Philosophy

"Understand the system before you touch it. Ship only what you can defend."



MST Software — MMO Solution Technology

Co-Founder of a software company that builds specialized tooling for the MMO market. MMO is not a niche — it is an economy. Our products operate inside that economy: game account commerce, digital asset trading, fraud detection, and licensing infrastructure.

My role isn't limited to writing code. I participate in defining what we build, why we build it, and how it scales. Then I build it.


Responsibilities

Area Scope
Product Direction Define roadmap, feature scope, and tradeoffs based on market signals
System Architecture Design service boundaries, data models, and integration contracts
Feature Development Implement frontend, backend, and API layers end-to-end
Team Coordination Sync across engineering, business, and operations via Lark + Notion


Live Products

Status Type

A game account marketplace built for Vietnam's competitive game trading market. Covers the full transaction lifecycle — listing, verification, payment, and delivery.

Designed with trust infrastructure at its core: account validation flow, secure handoff mechanics, and dispute-aware state management.

Stack: PHP JavaScript MySQL

Status Type

An online fraud detection tool for verifying phone numbers, bank accounts, and domains against a community-reported scam database.

Built in response to the volume of online scams targeting Vietnamese internet users. Combines community data with structured lookup to surface risk signals fast.

Stack: PHP JavaScript MySQL



Tech Stack

Frontend

Frontend

Backend & Database

Backend

Tools & Infra

Tools

Currently Learning

Learning



Writing

I don't have a public blog yet — but I will. Topics I plan to cover: system design in production, TypeScript patterns, and building software for non-standard markets like MMO.

When it's live, it'll be here.



Education

Institution Major Status
FPT Aptech International IT Education Center — Ho Chi Minh City Information Technology · Web Programming Year 2



Open to internship and fresher opportunities in fullstack development.
Reach out if what you're building is interesting.


Email    LinkedIn


TypeScript · Next.js · NestJS · .NET · PostgreSQL · Ho Chi Minh City 🇻🇳

Pinned Loading

  1. hoangtuanqn/finsight-web-dev hoangtuanqn/finsight-web-dev Public

    TypeScript 4 1

  2. mst-software-vn/pro192web mst-software-vn/pro192web Public

    React rewrite of the PRO192 Object-Oriented Programming with Java course docs for FPT University, built by MST Software

    TypeScript 2

  3. mst-software-vn/mst-checkscam mst-software-vn/mst-checkscam Public

    A Laravel-based CheckScam web application source - Search, report, and manage scam records with Telegram Bot integration. Designed for resale to MMO community operators.

    Blade 1

  4. charting-and-diagram-practice charting-and-diagram-practice Public

    A personal practice repository for data visualization, charts, and diagrams to improve analytical and statistical thinking.

  5. event-sphere event-sphere Public

    JavaScript

  6. StackForge-Labs/yashjewels-api StackForge-Labs/yashjewels-api Public

    .NET backend API for YashJewels - handles product catalog, order processing, user authentication, and vendor management.

    C# 1