He is a professor of chemistry at Pohang University of Science and Technology (POSTECH) and Associate Director under Kim Kimoon at the Center for Self-assembly and Complexity at the Institute for Basic Science located on the POSTECH campus.

He obtained a Bachelor of Science degree in chemistry from POSTECH, working on the divergent synthesis of all regioisomers of myo-inositol phosphates, under guide of Prof. Sung-Kee Chung.

From 2017, he is a Full Professor in the Department of Chemistry, POSTECH and head of the Laboratory of Bioimaging Probe Development at SBIC.

[6] He also developed a method for background-free live cell imaging with tamed fluorescent probe.

[7] He is an editorial board member of MedChemComm and RSC Advances, Royal Society of Chemistry, and American Journal of Nuclear Medicine and Molecular Imaging.