Full‑Stack / Backend Engineer

Building scalable platforms with NestJS, Next.js & real‑time payments

Specialized in microservices, real‑time communication, multi‑tenant data models and local/global payment gateways.

NestJS Next.js PostgreSQL Redis Socket.IO Docker + AWS Payments

Quick profile

About

I design reliable APIs, real‑time services and data models; and ship clean, accessible UIs.

Recently, I built OneSite Service, an all‑in‑one platform to create websites and accept local & global payments (MMK/THB/USD) with providers like KBZPay, WavePay, AYA and UAB.

Focus

  • APIs & Microservices
  • Real‑time (Socket.IO, WebSockets)
  • Multi‑tenant DB design
  • Payment Integrations
  • Security & CI/CD

Skills

Backend

  • NestJS
  • Node.js
  • Java (Spring Boot)
  • REST & WebSockets
  • gRPC
  • TypeScript

Database

  • PostgreSQL
  • MongoDB
  • MySQL
  • Redis

Frontend

  • Next.js
  • React
  • TailwindCSS
  • HTML/CSS

DevOps

  • Docker
  • AWS (EC2/RDS/S3/CloudFront)
  • Azure
  • Nginx
  • CI/CD (GitHub Actions)

Messaging

  • RabbitMQ

Payments

  • KBZPay
  • WavePay
  • AYA
  • UABPay
  • Visa/Mastercard

Experience

Software Engineer — PI Insurance Technology Singapore Pte. Ltd
2024 – Present
Senior Java Developer — Tamron Technology Co., Ltd
2022 – 2023
Senior Full‑Stack Developer — Myanmar Media Linkage
2019 – 2021
Web Developer — Global‑Connect Asia Company
2017 – 2019
Web Developer — Frobom Myanmar Company
2016 – 2017

Selected Projects

OneSite Service — Website Builder & Payments

Live →

All‑in‑one platform to build websites, run ads and collect payments (local & global).

  • NestJS REST + WebSockets, multi‑tenant PostgreSQL
  • Real‑time updates via Socket.IO
  • Next.js SSR + reusable UI components
  • Payments: KBZPay / WavePay / AYA / UAB / Cards

TLChat & MMChat — Messaging Super‑App

Demo →

End‑to‑end messaging with microservices and secure service‑to‑service comms.

  • RabbitMQ backbone, Redis caching
  • gRPC/Protobuf between microservices
  • Swagger API docs, Azure deployment

Judgify — Awards & Abstract Management SaaS

Site →

Cloud‑based awards platform used by global customers (US/CA/UK).

Tay4u — Myanmar Video Sharing/Streaming

Site →

YouTube‑like streaming with upload, comments, channels and subscriptions.

Contact

Have a project or need backend expertise for payments and real‑time features? Let’s talk.

Quick Links

© Lwin Moe Aung — All rights reserved.