Summary
Overview
Work History
Education
Skills
Timeline
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PHAN PHUOC TINH

Da Nang,SG

Summary

Senior Java Developer and Team Leader with a decade of experience in backend system design and migration. Directs diverse teams to optimize fintech and blockchain platforms, enhancing project delivery through advanced integration of AI tools and meticulous documentation, ensuring alignment with stakeholder objectives.

Overview

10
10
years of professional experience

Work History

Java Developer & Team Leader

GMO TECH NTA Viet Nam
01.2025 - Current
  • Led development team of 3 to 5 in creating new features and maintaining high-traffic ad registration and management system, enhancing user experience and system reliability.
  • Fully integrated Claude Code and OpenAI Codex into the daily software development life cycle (SDLC). Applied these tools to automate requirement analysis, draft highly optimized backend code, streamline testing, and generate technical reports, which significantly boosted sprint delivery speed.
  • Designed and optimized high-performance Batch Processing services responsible for aggregating massive analytics data (including daily clicks, impression metrics, cost structures, and dispatching real-time notifications). Utilized Amazon Redshift and MySQL/Redis for fast-scale data warehouses and low-latency storage.
  • Authored Technical Design Documents and structured Release Process Manuals in Vietnamese, aligning implementation strategies with Japanese stakeholders to ensure clarity and consistency.

Senior Java Developer / Team Leader

Napa Global
09.2021 - 12.2024
  • Architected high-performance, scalable backend microservices using Java, Spring Boot, MyBatis, and Node.js. Integrated high-throughput messaging pipelines via RocketMQ and system coordination using Zookeeper.
  • Led a cross-functional development team of up to 25 members to design, deploy, and maintain secure fintech and blockchain-based platforms.
  • Monitored system reliability and optimized database performance (MySQL, MongoDB, PostgreSQL, Redis) while managing cloud deployments on AWS using Docker to maintain high availability.
  • Designed and updated comprehensive Design Documents (DD) in Vietnamese, collaborating with Comtors to translate specifications for Japanese clients, ensuring alignment with business requirements.

Java & COBOL Migration Developer / Member

FPT Software DaNang
05.2017 - 08.2021
  • Maintained and optimized mission-critical core system for brokerage customer accounts, ensuring reliability and performance.
  • Refactored legacy mainframe business logic written in COBOL 2002 and optimized high-volume Batch Processing systems running on Hirent DB.
  • Performed deep-dive analysis and resolved mainframe issues on core systems using COBOL 98 and Hirent DB, maintaining uninterrupted batch processing operations.
  • Refactored COBOL 2002 business logic and optimized high-volume batch processing systems on Hirent DB to improve processing speed and system efficiency.
  • Maintained and optimized a mission-critical core system handling brokerage customer accounts.
  • Built web-scale registration systems using Java, Spring, Vuetify, DB2, and PostgreSQL. Programmed identity-verification components utilized for high-security environments in financial exchange apps.
  • Developed web-scale registration systems with Java, Spring, Vuetify, DB2, and PostgreSQL; programmed identity-verification components for secure financial exchange applications.

Fullstack Java Developer

WorkLife JSC
06.2016 - 04.2017
  • Developed e-one-gate administrative flow routing and integrated document storage to enhance system reliability using Java, Spring, MyBatis, PostgreSQL, and jQuery.
  • Developed responsive web applications using Java and modern frameworks.
  • Collaborated with cross-functional teams to gather requirements and design solutions.
  • Implemented RESTful APIs to enhance application functionality and performance.

Education

College of Information Technology
Danang

Skills

  • Java and COBOL
  • Spring Boot and MyBatis
  • MySQL and PostgreSQL
  • MongoDB and DynamoDB
  • Redis and Amazon Redshift
  • Design document creation
  • AWS cloud services

Timeline

Java Developer & Team Leader

GMO TECH NTA Viet Nam
01.2025 - Current

Senior Java Developer / Team Leader

Napa Global
09.2021 - 12.2024

Java & COBOL Migration Developer / Member

FPT Software DaNang
05.2017 - 08.2021

Fullstack Java Developer

WorkLife JSC
06.2016 - 04.2017

College of Information Technology

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PHAN PHUOC TINH