Available for New Challenges

LUONG DUC QUYEN

Senior Fullstack Developer Building scalable systems & high-performance architectures with AI-powered efficiency.

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Professional Summary

Senior Fullstack Developer specializing in scalable system design and microservices. Expert in AI-assisted fast shipping to rapidly turn complex requirements into clean, production-ready solutions.

Focused on building high-performance, maintainable systems while significantly reducing development time through AI-powered workflows.

7+

Years Experience

15+

Major Projects

Fintech Systems

Microservices

Mastered Technologies

A comprehensive toolkit for modern high-performance software engineering.

Backend & DB

Java (Spring Boot) Node.js (NestJS) Python Oracle / PostgreSQL MongoDB / Redis

Architecture

Microservices System Design REST / GraphQL WebSockets BPM Workflows

Frontend & Ops

Angular / React Next.js Docker Jenkins (CI/CD) Git / Jira

Professional Journey

2024 — Present

IBK — Senior Fullstack Developer

Core Banking · NAPAS, SWIFT, ISO 8583, HSM

  • Developed core banking modules: savings deposits, fund transfers, and bill payment systems on Java Spring Boot microservices.
  • Integrated payment switch standards: NAPAS (24/7, QR), SWIFT (MT/MX), ISO 8583, ISO 20022.
  • Implemented payment security: HSM, PCI-DSS, Tokenization, mTLS, digital signature.
  • Ensured transaction integrity: idempotency, concurrency, Redis distributed locking, retry/timeout.
  • Designed multi-level approval matrix (Maker-Checker model), QR web-to-mobile approval, Digital OTP.
  • Optimized Oracle/PL-SQL queries and handled high-TPS transaction bottlenecks.
2022 — 2024

MB — Senior Fullstack Developer

Digital Banking

  • Developed full-stack digital banking applications using Java Spring Boot + Angular Micro Frontend.
  • Built BPM workflows to automate banking processes.
  • Collaborated with BA, QA, and cross-functional teams.
2019 — 2022

CENGROUP CORPORATION — Fullstack Developer

PropTech & AI Platforms

  • Led a team of 3 developers for real estate platform implementation.
  • Built data pipelines to crawl large-scale real estate data into Data Lakes.
  • Integrated payment gateways (VNPay, Momo) and implemented property valuation logic.
  • Maintained CI/CD pipelines using Jenkins for automated deployment.

Featured Projects

Real-world solutions delivered with high performance and stability.

Corporate Banking

Scalable microservices platform handling high-concurrency transfers, bill payments, and secure approval flows.

Java BPM Engine Angular Oracle Redis

Debt Collection CRM

Built with BPM engines to automate the end-to-end collection lifecycle and optimize agent performance.

Java BPM Engine Oracle Angular

Nails Salon SaaS

Multi-language platform with Stripe POS integration, real-time chat, and automated marketing tools.

Java Angular Stripe Firebase

ChatBot AI Platform

Omnichannel chatbot with visual mindmap scenario builder and ChatGPT integration.

NestJS Angular PostgreSQL MongoDB Firebase

Cenhomes PropTech

Advanced real estate valuation platform with interactive maps and real-time data processing.

Java Angular GraphQL Leaflet Docker

Restaurant QR Order

Real-time digital menu and ordering system with WebSockets for instant synchronization.

Java WebSockets PostgreSQL

Experiments & Side Projects

Spotify Clone

React + Tailwind + Spotify API.

Live Chat App

Real-time messaging with Firebase.

VPN / Proxy

Node.js Secure routing proxy.

English Quiz Game

Interactive learning with Angular.

Let's work together.

I'm currently open for new opportunities or interesting collaborations. If you have a question or just want to say hi, my inbox is open.

Email Me

ducquyenluong97@gmail.com

Call Me

0977 144 135

GitHub

thaothe37na

Key Responsibilities & Achievements