Young-joo Chung is an AI/ML leader with nine years of experience building and scaling research-driven products at Rakuten, now serving as Science Group Manager in the San Francisco Bay Area. With a Ph.D. from The University of Tokyo and a history as a Stanford visiting scholar, she bridges deep academic rigor and practical, production-focused machine learning. Her career at Rakuten progressed from Associate to Lead Scientist and Research Team Manager before taking on group leadership, demonstrating a rare combination of hands-on model development and program-level delivery. Known for shepherding full lifecycle AI initiatives, she balances research innovation with measurable business impact across large-scale consumer platforms. An international academic and industry background—Seoul National University undergraduate to Tokyo Ph.D.—gives her a broad perspective on cross-cultural collaboration and technical mentorship.
9 years of coding experience
13 years of employment as a software developer
Bachelor’s Degree, Bachelor’s Degree at Seoul National University
Doctor of Philosophy (Ph.D.), Doctor of Philosophy (Ph.D.) at 東京大学 / The University of Tokyo
Contributions:92 commits, 91 pushes, 1 branch in 3 years 6 months
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Young-joo Chung - Science Group Manager at Rakuten