Hi, I'm Christian Yongwhan Lim!
Adjunct Associate Professor of Computer Science at Columbia University
Internship Manager at the International Collegiate Programming Contest (ICPC) Foundation
Chair of the Competitive Learning Institute (CLI) Symposium at the ICPC World Finals in Baku
Editor at the Journal of Competitive Learning (JCL)
Head Coach of the Columbia ICPC Team
Chief Judge of the ICPC North America Mid-Central Regional
Selected Professional Experiences
Senior Quantitative Software Engineer at Two Sigma Investments @ 7/2022 - 2/2023
Research Software Engineer at Google Research @ 10/2016 - 6/2022
Selected Teaching Experiences
Adjunct Associate Professor of Computer Science at Columbia University @ Spring 2025 -
Competitive Programming [NEW! Syllabus]
Associate in Computer Science at Columbia University @ Spring 2022 - Fall 2024
Advanced Topics in Competitive Programming (w/ Josh Alman)
Competitive Programming
Lecturer at Massachusetts Institute of Technology @ 6/2022 - 5/2023
Selected Awards
[10/2024] Outstanding Mentorship Award - Quatrefoil Medal (Issued by Huawei, ICPC Challenge powered by Huawei)
[5/2024] Coach: 2024 ICPC North America Championship Silver Medalist Team (3rd Place) (Issued by ICPC North America)
[5/2023] Excellence in Leadership Award (Issued by ICPC North America)
Education
Massachusetts Institute of Technology (PhD entered in '13, but on leave-of-absence) @ 9/2013 - 1/2016
Advisor: Asuman Ozdaglar
Stanford University (BS '11 in Math + CS [double major]; MS '13 in CS) @ 9/2007 - 1/2013
Advisors: Fei-Fei Li (CS); Persi Diaconis (Math);