Cham Oh
Chief Technology Officer, VP Shinsegae Group at Gmarket
Mountain View, California, United States
Summary
🤩
Rockstar🎓
Top SchoolCham Oh is a seasoned technology executive with 18+ years of experience leading large-scale engineering organizations and driving AI, cloud-native, and ad-tech transformations for consumer marketplaces and device platforms. As CTO and VP for Gmarket under Shinsegae Group, he oversees a 350+engineer organization, Smile Pay payments, and cross-border integrations with Alibaba while modernizing infrastructure and hardening security and compliance. Previously at Coupang and Samsung he delivered measurable business impact—boosting conversion/GMV through ML-driven ad systems, scaling catalogs and settlements by an order of magnitude, and architecting Smart TV ad and DMP initiatives across global markets. Cham blends hands-on technical architecture with strategic leadership, repeatedly turning legacy monoliths into scalable microservices and streaming platforms. Based in Mountain View, he pairs deep ads/data/platform expertise with a talent for building high-performing teams and operationalizing generative AI experiments to unlock new marketing efficiencies.
11 years of coding experience
17 years of employment as a software developer
Bachelor of Science (BS) Computer Engineering, Bachelor of Science (BS) Computer Engineering at University of Illinois Urbana-Champaign
English, Japanese
Github Skills (30)
treegrid9
displays9
reactivity9
grid8
excel8
opentype-fonts8
javascript7
preact7
spreadsheet7
utility7
react7
datepicker6
statistics6
typescript6
npm-package6
Programming languages (2)
Github contributions (5)
nhnent/tui.component.infinite-scroll
May 2015 - Dec 2015
Contributions:27 pushes, 4 branches, 2 tags in 7 months
nhnent/tui.component.effects
May 2015 - Dec 2015
Contributions:28 pushes, 3 branches, 2 tags in 6 months
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.