ENVI
Ho Chi Minh City, Vietnam

Nguyễn
Phước Đạt

Senior Backend Developer

Software developer with 10 years of experience, specializing in C#/.NET. I build backend and ERP systems for travel and hospitality products, and lead the backend team on a separate university management project.

Explore my experience LinkedIn ↗
Portrait of Nguyễn Phước Đạt
10

YEARS OF EXPERIENCE
IN SOFTWARE DEVELOPMENT

.NET / C#

CORE EXPERTISE
BACKEND

Dev → Lead

DEVELOPER AT TMG
BACKEND LEAD · EXTERNAL PROJECT

01 / Experience

Professional experience

Product development at TMG, alongside external projects and freelance work.

06/2017 — PresentEmployment

TMG

Developer · Backend & ERP

Contribute to hotel, tour and attraction pricing products and extranet systems, working on backend services, ERP interfaces and supplier integrations.

Products I have worked on

Hotel rate management

Internal system with HBED, Agoda, SMD and HLS integrations.

Role: Backend & ERP

.NET Framework / Angular 2

Tour rate management

Internal and extranet rate management systems.

Role: Backend

.NET Framework

Attraction ticket pricing

Internal system with KKday integration.

Role: Backend & ERP

.NET 6 / Angular

Hotel Extranet

Connects to the rate management system so hotels can update their own rates.

Role: Backend & ERP

VivuFood

Launched during the pandemic; the product is no longer operating.

Role: Backend

.NET Core
06/2025 — PresentExternal project

University management system

Backend Team Lead · In development

A system for student records, grades and student conduct assessments. The project team has 12 frontend and backend members; I lead the backend group.

  • Analyze requirements and design the database.
  • Implement most of the backend and assign tasks to backend developers.
  • Work directly with the business analyst to clarify requirements and business rules.
  • The system's database has been migrated to PostgreSQL to meet project requirements.
.NET / PostgreSQL
2022 — 2025Freelance

Advance Claim

MP Cloud Technologies · Freelance engagement with India
  • Fixed socket connection bugs in the application.
  • Upgraded the application core from .NET Framework 4.8 to modern .NET.
.NET Framework / .NET / Socket
02 / Selected projects

Projects & practice

From independently built POS software to open source and an AI development team.

Open source / MIT

POS-F&B

Independently developed desktop and mobile POS software for retail, restaurants, karaoke venues and supermarkets. The original product is discontinued; a web version is now available as open source.

Built with AI assistance and hands-on POS domain experience, the web version covers tables and orders, inventory, cash flow and reporting.

Next.js / TypeScript / Prisma / SQLite
Explore the source on GitHub ↗
AI / Development tooling

AI development team

One year of experience with AI orchestration. Built and operate a system of agents and agent CLIs organized into development, testing and project management roles.

The complete orchestration system is in use as an AI development team.

Agents / Agent CLI / Dev / Tests / PM
2023Football data backend

Real-time data · Node.js, MongoDB

2021Interior tile visualization

Angular, .NET, WebGL, SQL Server

2020–2021NFT Marketplace

Team of 6 developers and 1 designer · Discontinued

2014Hotel management software

Project duration: 6 months

03 / Toolkit

Skills

Backend
C# · .NET · REST API · Node.js
Database
SQL Server · PostgreSQL · MongoDB
Frontend / ERP
Angular · TypeScript · JavaScript · React
AI
AI orchestration · Agent · Agent CLI
Other experience
WebGL · Solidity · NFT
04 / Education

Education

2013 — 2015

FPT Polytechnic

College Diploma in Information Technology

Graduated with a Good classification

05 / Contact

Let's connect.

Learn more about my experience on LinkedIn, or explore my open-source project on GitHub.

LinkedIn ↗ GitHub / POS-F&B