Changsoo Je is the Founder and CEO of Qtairo Inc. in Seoul, Korea. He served as a Research Professor (2011–2023) in Electronic Engineering at Sogang University, Seoul, and as a Research Professor (2009–2010) and Postdoctoral Research Fellow (2008–2009) in Computer Science and Engineering at Ewha Womans University, Seoul. He held the roles of CTO, Executive Director, and Director of the Research Center at Grand Power Solution Co., Ltd., Seoul (2024), and CTO and Director of the Research Center at e2on Inc., Seoul (2023–2024). He received a B.S. degree in Physics, along with M.S. and Ph.D. degrees in Media Technology, from Sogang University, in 2000, 2002, and 2008, respectively. His research focuses on computer vision, computer graphics, image processing, and photonics. His editorial contributions include serving as an Associate Board Member for the International Journal of Sensors, Wireless Communications and Control and as an Editor for the Journal of Engineering and Computer Innovations (JECI), as well as serving as a Topical Advisory Panel Member and Guest Editor for Processes. He also served as Lead Guest Editor for the International Journal of Optics. His work has been recognized with an Outstanding Paper Award at the Korea Computer Graphics Society Conference (2008) and a Samsung Humantech Thesis Prize Award from Samsung Electronics Co., Ltd. (2004).