Yu-sung Chang
CEO CTO at Vivity AI
Seoul, United States
Summary
👤
Senior🎓
Top SchoolYu-sung Chang is a seasoned technology entrepreneur and executive with over a decade of experience building and commercializing data-driven, AI-powered products across healthcare, mobile, and industrial domains. As CEO/CTO of Vivity AI and former CTO/co‑founder of Huma.AI, he combines hands-on technical leadership with a track record of scaling teams and platforms for real-world impact in manufacturing, energy, and digital health. His career spans senior roles at SK Telecom, Samsung, and Wolfram, where he led large multidisciplinary teams and launched widely adopted services such as Samsung’s S Health and Wolfram|Alpha–powered products. Yu-sung is equally fluent in product strategy and deep technical execution, with past kernel-level contributions to Mathematica’s computer vision and performance optimization. He frequently bridges industry and research, advising startups and sitting on boards to translate advanced AI and mapping technologies into commercial solutions. Based in Seoul with advanced degrees in computer science and mathematics, he pairs academic rigor with a pragmatic focus on trust and human-centered AI.
9 years of coding experience
22 years of employment as a software developer
BS Mathematics, BS Mathematics at Seoul National UniversityMS Mathematics, MS Mathematics at New York UniversityPh.D. Computer Science, Ph.D. Computer Science at Stony Brook University
English, Korean
Stackoverflow
1reputation
0reached
0answers
0questions
Github contributions (5)
yusungchang/playground
Jul 2017 - Jul 2017
Contributions:10 PRs, 17 pushes, 12 branches in 5 days
testing
yusungchang/data-collector-arduino-yun
Jun 2016 - Jun 2016
Contributions:2 releases, 7 pushes, 1 branch in 7 days
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