chicong115.com
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Work & Writing

10+ years across 9 companies, 5 countries. Career history and technical blog posts.

workPhoenixDX Vietnam

Engineering Manager & Founding Team

June 2026 – Present

Founding team member building an AI-first engineering org of senior AI experts (ex-NAB, SAP, MoMo, Binance, Pyco, VinAI). Architecting Multi-Agent Systems (MAS) — agent orchestration & conflict resolution — and autonomous AI pipelines driving full-scale digital transformation: AI-driven migration of 100+ repos to microservices, Angular 7 → modern React, Elasticsearch rule management & RAG knowledge base.

AI-FirstMulti-Agent SystemsAgentic AILLM/RAG+1
workOPSWAT

Software Engineering Manager

May 2025 – May 2026

Led Vietnam engineering division for MetaDefender MFT — 11 engineers (2 Dev Squads + 1 QA) co-managing 26 globally across Vietnam, Hungary, and Americas. Cybersecurity focus: ITAR, CMMC, GDPR compliance.

Engineering ManagementCybersecurity.NET CoreAWS+1
workEgitech Group

Founder, CEO & CTO

Jun 2021 – May 2025

Founded and scaled enterprise software agency from 2 co-founders to 70+ headcount. Clients include IBM, Singpost, banking institutions. 3 verticals: ODC, SellnShip platform, Game Studio (50+ titles, 1M+ downloads).

EntrepreneurshipTeam ScalingODC Model.NET+1
workAgfovi

Co-Founder & CTO

Jun 2024 – Feb 2025

Agri-Tech AI startup applying sustainable computer vision to Vietnamese agriculture. YOLO v5 models achieving >95% classification accuracy, <50ms edge inference. RMIT research collaboration, 2 academic papers.

AI/MLComputer VisionPythonTensorFlow+1
workTasConnect

Lead Vietnam Squad / Solution Architect

Aug 2023 – Jun 2024

Led Vietnam engineering squads building Supplier and Invoice modules. Dual role as SA and Scrum Master. Improved team velocity +30%, reduced production bugs −40%. Top performing squad.

Solution Architecture.NET CoreAWSAgile/Scrum
workFPT Software

Senior Solution Architect

Sep 2022 – Sep 2023

Strategic architect at Vietnam's largest IT company (30K+ employees). Secured $1M+ mega-deals. Designed CI/CD pipeline automating 2,000+ repositories for SHAW. Created SA training program for 50+ engineers.

Solution Architecture.NETJavaAWS+1
workAir360

Software Engineering Manager

Jun 2021 – May 2022

Managed distributed teams across Vietnam, France, New Caledonia, Japan. Re-architected 100TB+/month data pipeline (PostgreSQL → ClickHouse/BigQuery). Migrated to Kubernetes on AWS. 99.95% uptime SLA.

Engineering ManagementBig DataClickHouseBigQuery+1
workModoho

CTO & Lead Software Engineer

Jun 2019 – Jun 2021

Built Prop-Tech SaaS platform from scratch — complete microservices architecture using ABP Framework. 6 core services, .NET Core + Angular + React Native. Grew team from 2 to 12 engineers.

.NET CoreAngularReact NativeMicroservices+1
workStarHub

DevOps Team Lead

Oct 2017 – May 2019

Led team at Tier-1 Singapore telecom. Managed VARICENT commission system (IBM Cognos BI). Engineered ETL pipelines for millions of records with 4-hour batch SLA. Migrated Cognos 8→10 with zero data loss.

SingaporeETLIBM CognosSQL Server+1
workRestaff (House of Norway)

Full-stack Developer

Jun 2015 – May 2017

Built OnixWork — B2B trading and compliance platform for Norwegian Oil & Gas. Multi-platform: Web (ASP.NET), Desktop (WPF), Android (Java), iOS (Objective-C). Unified RESTful API with SQL Server.

ASP.NETWPFAndroidiOS+1
blog

PhD Research: Collaborative AI in Education

Jan 2026

Investigating AI-AI interaction (multi-agent systems) and AI-Human interaction to solve complex problems. Mixed methods: eye tracking, EEG, surveys, and thematic analysis.

PhDCollaborative AIRMITEdTech
blog

Dezvi — Developer Zone Vietnam

2023 – Present

Technical blog focused on deep-dive software architecture and engineering standards for the Vietnamese developer community. Architecture, Cloud, DevOps, AI/ML, Career Development.

BlogCommunityArchitectureDevOps
blog

Guest Lecturer: Software Architecture & Applied AI

2021 – 2023

Delivered courses at RMIT Vietnam and Van Lang University. Covered architectural patterns, design principles, MLOps, and AI-powered development. Rated 4.5+/5.0 for practical relevance.

TeachingRMITVan LangArchitecture
blog

Building Scalable Microservices from Scratch

2024

Lessons learned from designing 6+ microservice architectures across Modoho, Egitech, and TasConnect. CQRS, DDD, Event-Driven patterns, and practical trade-offs.

MicroservicesArchitectureDDDCQRS
blog

Re-Architecting a 100TB+ Data Pipeline on GCP

2024

How I migrated Air360 from PostgreSQL to ClickHouse/BigQuery. Processing 100TB+/month of UX analytics events with sub-second query response on billions of rows.

Big DataClickHouseBigQueryGCP+1
blog

From 0 to 70+ Engineers: Scaling an Engineering Org

2024

The complete journey of scaling Egitech from 2 co-founders to 70+ headcount. Hiring frameworks, onboarding (90-day program), culture building, and maintaining agility at scale.

LeadershipTeam ScalingEngineering CultureHiring
10 work entries · 6 blog posts · Based on 10+ years of real-world experience