Han Joo Chae
Chief Technology Officer @ ONCOSOFT
About
AI/ML leader with deep expertise bridging R&D (CTO) with global commercialization and Go-to-Market (GTM) execution.My track record spans high-growth startups and tech giants (Samsung), delivering proven results in:► Strategic Partnerships & Alliances: Initiated and managed technology partnerships with hyperscalers (e.g., Google Cloud Korea) to co-develop AI solutions and unlock new revenue streams.► Commercial Leadership & GTM: Led the full Go-to-Market lifecycle for advanced AI products, from MVP development to securing $1B+ in long-term contracts. Currently leading US-centric global sales at Oncosoft.► Technical & Product Leadership (CTO/VP): Built and scaled AI departments, guiding products from rapid prototyping to complex, regulated global launches (FDA/CE MDR).► Ecosystem Expertise: Deep, hands-on understanding of both the Korean enterprise ecosystem (Samsung) and the velocity required in high-growth startups (ROKIT, Oncosoft).I am committed to solving real-world challenges by translating cutting-edge AI into tangible, scalable business value.Personal Website: http://www.hanjoochae.com/Google Scholar: https://scholar.google.com/citations?user=GM3F4jsAAAAJ/
South Korea
Seoul
Hospital & Health Care
Artificial Intelligence (AI), Strategic Leadership, Go-to-Market Strategy, Strategic Partnerships, Commercialization, Leadership, Computer Vision, Medical Devices, Human Computer Interaction, Rapid Prototyping, Mixed Reality, Project Management, Machine Learning, Team Leadership, Web Development, User Experience, Embedded Systems, Java, C, C#
Experience
Chief Technology Officer
ONCOSOFT
As Chief Technology Officer, I lead the R&D of advanced AI solutions that transform radiation therapy. In addition to my technical leadership, I concurrently direct the company's Go-to-Market (GTM) strategy, personally leading US-centric global sales and strategic partnership initiatives to drive commercial adoption.
Chief Technology Officer
Kai Health
As CTO, I led the company's AI R&D and product-market-fit strategy, unifying three disparate products into a single, high-value solution. I re-architected and streamlined the entire end-to-end product-to-market lifecycle, from initial requirements and ML experimentation to full-scale deployment and operations.
CAIO | Vice President
ROKIT HEALTHCARE
Seoul, South Korea
As CAIO & Vice President, I built the AI department from the ground up and defined the Go-to-Market (GTM) strategy for a portfolio of global medical AI applications. ▸ Secured $1B+ in long-term commercial contracts by leading the full execution, from initial MVP development to navigating complex regulatory approvals (FDA, CE MDR). ▸ Initiated and managed strategic technology partnerships, including Google Cloud (Korea), to facilitate solution co-development, technical enablement, and global scaling. ▸ Grew and led the high-performance AI R&D team that delivered core product technologies, resulting in key patents and publications.
Doctoral Researcher
HCI Lab @ Seoul National University
Seoul, South Korea
Led and completed 4-year AR/MR research projects of Samsung Research, securing grants and publishing top-tier conference papers.
Software Developer
BLUEgg Inc.
Seoul, South Korea
(Start-up) Developed Android and web applications for a donation campaign service, Light-up.
UX Researcher
Samsung Electronics
Suwon, South Korea
As a UX Researcher, I designed and prototyped next-generation user interfaces for flagship Samsung products, including mobile, tablet, TV, and Smartwatch. I developed functional prototypes for proof-of-concept validation, bridging foundational user research with the engineering and product development teams in a large-scale enterprise environment.
Intern, HCI Development Team of Computer Science Lab
Samsung Information Systems America (SISA) R&D Center
San Jose, CA
- Vision based image processing, low level hardware control, and 3D graphics rendering on a Windows Mobile based Smartphone. - Prototype development of a mobile 3D interface on a Smartphone
Education
Seoul National University
Computer Science and Engineering
Human-Computer Interaction, Augmented & Mixed Reality, Machine Learning, Information Visualization
Carnegie Mellon University
Computer Engineering
Carnegie Mellon University
Computer Engineering
Han Joo Chae's Contact Information
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