Professor, SeoulTech, Oct. 2021 -- present.
Associate Member, Korea Institute for Advanced Study, Dec. 2010 -- present.
Visiting Professor, Korea Institute for Advanced Study, Fall 2020.
Associate Professor, SeoulTech, Oct. 2016 -- Sep. 2021.
Visiting Scholar, University of Illinois at Urbana-Champaign, Fall 2016-- Spring 2017.
Assistant Professor, SeoulTech, Sep. 2010 -- Sep. 2016.
Research Fellow, Korea Institute for Advanced Study, June 2010 -- Aug. 2010.
Ph.D., University of Illinois at Urbana-Champaign, Aug. 2005 -- May 2010.
Ph.D. Advisors: Scott Ahlgren and Bruce Berndt
B.S., Seoul National University, Mar. 1998 -- Aug. 2004.
Arithmetics and Asymptotics on combinatorial q-series
Basic Science Research Program, National Research Foundation of Korea (NRF), Sep. 2025 -- Aug. 2028.
Computational Approaches to Integer Partitions
Basic Science Research Program, National Research Foundation of Korea (NRF), Jun. 2022 -- Feb. 2025.
Number theoretic and combinatorial properties of q-series,
Basic Science Research Program, National Research Foundation of Korea (NRF), Jun. 2019 -- Aug. 2022.
Partial theta functions in Ramanujan's lost notebook and beyond
Science and Technology Amicable Research (STAR) Program (French side PI: Jeremy Lovejoy), May 2014 -- Apr. 2016.
q-expansion of q-series and modular forms
Basic Science Research Program, National Research Foundation of Korea (NRF), Nov. 2013 -- Oct. 2019.
TJ Park Junior Faculty Science Fellowship, POSCO TJ Park Foundation, Jan. 2013 -- Dec. 2014.
Interplay between q-series and modular forms, Basic Science Research Program
National Research Foundation of Korea (NRF), May 2011 -- Apr. 2014.
The Bateman Prize in Number Theory, UIUC Math Dept., May 2009.