CV

You can download my full CV here.

Education

• B.S. in Industrial and Management Engineering (Major 1), Computer and Electronic System Engineering (Major 2), Hankuk University of Foreign Studies, 2022
• M.S. in Industrial Engineering, Seoul National University, 2024
• Ph.D. student in Industrial Engineering, Seoul National University

Research Interest

• Integer Optimization, Operations Research, Mathematical Programming
  • Decision-making under uncertainty
  • Decomposition approaches for large-scale optimization problems
• Applications of optimization methodologies
• Complexity Analysis

Publications

A Hybrid Mathematical Programming-Heuristic Algorithm for a Sustainable Power Grid Maintenance Scheduling

Jaegwan Joo, Youngjoo Roh, Hyunwoo Park, Jerimi Lee, Chungmok Lee*. (2022). "A Hybrid Mathematical Programming-Heuristic Algorithm for a Sustainable Power Grid Maintenance Scheduling." Journal of the Korean Institute of Industrial Engineers. 48(1), 13-34.

A branch-and-price approach for airport gate assignment problem with chance constraints

Junyoung Kim, Byungju Goo, Youngjoo Roh, Chungmok Lee*, Kyungsik Lee*. (2023). "A branch-and-price approach for airport gate assignment problem with chance constraints." Transportation Research Part B: Methodological. Volume 168, 1-26.

Lifting cover inequalities for the robust knapsack problem

Youngjoo Roh, Junyoung Kim*, Kyungsik Lee*. (2025). "Lifting cover inequalities for the robust knapsack problem." Operations Research Letters. Volume 61, 107301.

Talks

An exact algorithm for robust flying-sidekick Traveling Salesman Problem

June 03, 2021

Talk at Jeju, South Korea, KIIE (Korean Institute of Industrial Engineers) Conference, Jeju, South Korea

A Decomposition Approach For Flying-sidekick Tsp Under Uncertainty

October 26, 2021

Talk at 2021 INFORMS Annual Meeting, Anaheim, California, US

A strong compact formulation for the robust knapsack problem with its application to a lifting heuristic for robust cover inequalities

July 10, 2023

Talk at IFORS 2023 (International Federation of Operational Research Societies), Santiago, Chile

Lifting Heuristic for Robust Cover Inequalities for Robust Knapsack Problem

November 03, 2023

Master's Thesis Competition at KIIE (Korean Institute of Industrial Engineers) Conference, Ulsan, South Korea

Lifting of the Cover Inequalities for the Robust Knapsack Problem

July 24, 2024

Talk at ISMP 2024 (25th International Symposium on Mathematical Programming), Montreal, Canada

Honors & Awards

• 2018 - 2021, Hongsan scholarship for science and engineering (7 times)
• 2019.03, Scholarship and Merit Student of HUFS (1st-class)
• 2021.07, Second place of ROADEF/EURO CHALLENGE 2020 in the Junior Category
• 2022.02, Graduated with highest honor at College of Engineering, HUFS.
• 2023.11, Best Prize in 2023 KIIE Master’s Thesis Competition
• 2024.10, Finalist in Optimization Grand Challenge 2024
• 2025.09, Finalist in Optimization Grand Challenge 2025

Skills

• Programming Skills
  • C/C++, Java, Python, $\LaTeX$, Cplex, Gurobi, Xpress, mosel, HTML, CSS, JavaScript, Apache Groovy, Git.