Won-Joon Choi in

Won-Joon Choi

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President & COO & Head of R&D at Samsung Mobile at Samsung Electronics
📍 South Korea

Won-Joon Choi is the President, COO, and Head of R&D for Samsung Mobile, leading development for flagship products like Galaxy smartphones and foldables. With an M. S. from Stanford and experience from Qualcomm, he is a key figure in mobile innovation, currently focused on advancing Galaxy AI. Colleagues describe him as a "brilliant" engineering mind.

Before his tenure at major tech firms, he was the co-founder and CTO of Amicus Wireless Technology, showcasing his early entrepreneurial and deep technical expertise.

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Experience
21 Years
Current Role
President & COO & Head of R&D at Samsung Mobile
Job Level
Leadership
Location
South Korea
Personality Overview

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Priorities

Topics Won-Joon cares about

Mobile AI Strategy
He is a major proponent of a "hybrid AI" approach, balancing on-device privacy with cloud versatility, and is focused on optimizing Galaxy AI for upcoming foldable devices.
Foldable Innovation
He leads the R&D for Samsung's foldable line, stating they are the most versatile form factor and a key area for integrating new AI-driven possibilities.
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Career

Work history

4-2025
President & COO & Head of R&D at Samsung Mobile
Samsung Electronics
12-2022 - 4-2025
EVP & Head of R&D Office at Samsung Mobile
Samsung Electronics
1-2020 - 12-2022
Executive Vice President
Samsung Electronics
8-2011 - 1-2016
Senior Director, Engineering
Qualcomm
9-2005 - 7-2011
Co-founder and CTO
Amicus Wireless Technology
In the press

Media appearances

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Education
M.S.
Stanford University
B.S.
Seoul National University
Social presence
in
Behavioral profile

DISC profile (public)

DISC behavioral profile

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