Senior Full Stack Engineer

Kittitat
Upaphong

10+ Years of Experience ✦ Web · Mobile · VR · Blockchain
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★ About ★

“Software Engineering Lead with over 10 years of experience spanning diverse domains including Web, Mobile, VR, and Blockchain. My career demonstrates a proven track record with industry giants like True Digital Group and PTTEP, as well as scaling high-growth startups like Zanroo from inception to Series-A funding. Currently leading a team of 7-10 developers, I am passionate about evolving traditional development workflows by integrating AI-driven architectures (MCP, Sub-agents) to maximize efficiency. I thrive in collaborative environments and am seeking to join a team of talented, positive-minded professionals where we can push technological boundaries together.

★ Skills ★

Full Stack DevelopmentMicroservices ArchitectureReact & TypeScriptGolangNode.jsElasticsearchRabbitMQMongoDBCloud ArchitectureCI/CD AutomationNext.jsAngularFlutterJava Spring BootPostgreSQLKubernetesDockerGraphQLSolidityWeb3UnityASP.NETRedisTailwind CSSPHP Laravel

★ Experience ★

01
Oct 2024 — Present
Team Lead / Senior Fullstack Software Engineer
Bluebird IT Consult Co., Ltd. · Bangkok Metropolitan Area
  • Led and mentored a team of 8 developers across multiple concurrent projects
  • Integrated AI-driven workflows (AGENTS.md, Agent Skills) to automate code reviews
  • Built an immersive VR oil rig training simulation for PTTEP using Unity 6
  • Developed enterprise HR platform with Angular + Golang for PTTEP
  • Architected multi-tenant game top-up CMS with On-Demand TLS & automation bots
02
Sep 2020 — Jul 2024
Full Stack Software Engineer
Command See · Bangkok Metropolitan Area
  • Co-founded software agency delivering enterprise solutions
  • Served clients including True Digital Group and Maguro Group
  • Managed end-to-end development lifecycles for multiple projects
  • Adapted to diverse tech stacks across web and mobile platforms
03
Feb 2021 — Dec 2023
Senior Fullstack Software Engineer
True Digital Group · Bangkok Metropolitan Area
  • Built scalable apps with Java Spring Boot, Next.js, TypeScript & PostgreSQL
  • Deployed services on Kubernetes with GitHub CI/CD pipelines
  • Enforced code quality standards using SonarQube
  • Collaborated in an international Agile team with English as primary language
04
Apr 2022 — Mar 2023
Frontend Software Engineer
Playbux · Bangkok Metropolitan Area
  • Built a high-performance DApp with Next.js & Tailwind CSS
  • Integrated smart contracts and NFT transactions via Web3
  • Developed interactive gameplay systems using Phaser
05
Jan 2021 — Apr 2022
Software Engineer
Revolution of Digital Employee Experience Co., Ltd. · Bangkok Metropolitan Area
  • Built cross-platform HR app with Flutter (Mobile) + Next.js (Web)
  • Designed Node.js microservices using Moleculer framework
  • Implemented GraphQL APIs for real-time data synchronization
06
Apr 2019 — Dec 2020
Senior Software Engineer
Cochain · Bangkok Metropolitan Area, Thailand
  • Developed crypto wallet using Stellar blockchain & Firebase
  • Built a DEX with Quorum for multi-signature security
  • Authored Solidity smart contracts for on-chain logic
  • Created cross-platform interfaces with React.js & React Native
07
Oct 2018 — Mar 2019
Software Engineering Team Lead
Zanroo · Bangkok Metropolitan Area
  • Promoted to lead CRM system architecture & scalability planning
  • Managed sprint planning and cross-functional alignment
  • Mentored developers with code reviews and best practices
08
Jun 2016 — Sep 2018
Software Engineer
Zanroo · Bangkok Metropolitan Area
  • Designed microservices with Node.js, MongoDB, Elasticsearch, Redis & RabbitMQ
  • Processed massive volumes of real-time social media data (Facebook/Twitter)
  • Built automated ticketing system with intelligent task distribution
  • Developed influencer analytics dashboard using Meteor.js + React.js
  • Containerized services with Docker for consistent deployments
09
Jan 2015 — May 2016
Backend Web Developer
GOOPA Inc. · Bangkok Metropolitan Area
  • Built 'Crowdrive' crowdfunding platform with ASP.NET MVC on AWS
  • Collaborated with Japanese development team
  • Developed mobile game web apps using PHP Laravel
10
Apr 2014 — Dec 2014
System Analyst
IT One · Bangkok Metropolitan Area
  • Developed & maintained CRM software for SCG using ASP.NET
  • Wrote backend logic with SAP ABAP
  • Coordinated requirements between clients and internal teams

★ Education ★

Kasetsart University

Bachelor Degree in Computer Engineering
2010 — 2014GPA: 3.17

★ Certifications & Licenses ★

TOEIC Score: 825

Professional Working Proficiency

Yamaha Music Foundation Grade 5

Fundamentals & SKPC — Certified Instructor Level

★ Contact ★

LinkedIn
GitHub
YouTube
RESUME — KITTITAT UPAPHONG