Company names are intentionally withheld. The focus is the mandate, the scale and the kind of technical judgment required.
2024 — PRESENT
Global Retail Technology Company
Technology & Engineering Leader · Korea ↔ Vietnam
POS · Retail Platform · Cloud · Observability · 1M+ ESL
2021 — 2024
Korea–Vietnam Digital Engineering Group
Principal Technology Architect
Mission-critical Travel Platform · Extreme Traffic Architecture
2018 — 2020
Mobility & Care Service Venture
Head of Engineering
100K-user Service Platform · Distributed Backend
2017 — 2019
Connected Device Technology Company
Senior Engineering Manager
Bluetooth · Mobile · Device Integration
2015 — 2017
Mobile Connectivity Startup
Co-Founder · Chief Technology Officer
Bluetooth Dongle · Mobile · Distributed Backend
2011 — 2016
Independent Software Studio
Founder · Managing Technology Director
Multi-client Digital Product Delivery
2008 — 2011
Korea–Vietnam Offshore Engineering Operation
Cross-border Engineering Lead
Korea ↔ Vietnam Engineering Delivery
2006 — 2008
Software Product Company
Engineering Team Lead
Product Engineering · Delivery
2002 — 2004
Technology R&D Company
Principal Engineer · R&D Team Lead
Software R&D · Technical Leadership
1999 — 2001
Early Internet & Digital Platform Venture
Senior Software Engineer
Internet · Mobile Transition
1997 — 1999
Pioneering Korean Online Service
Software Engineer · Online Service Platform
PC Communication → Internet Services