Career
Short track career
Kim started short track speed skating as a child. Long track career
In early 2011, Kim turned to long track speed skating. = 2014 Winter Olympics At the 2014 Winter Olympics in Sochi, Russia, Kim first competed on February 8, 2014 in the 5000 metres.
In the 5000 m, Kim finished 24th among 26 skaters in 6:37.28. The South Korean pursuit team for the 2014 Olympics consisted of Kim, Lee Seung-hoon and Joo Hyong-jun. South Korea eliminated Russia in the quarterfinal, which advanced them to face reigning Olympic Champion Canada in the semifinal.
South Korea then beat the Canadian team by 2.96 seconds, with a final time of 3:42.32. Personal records (long track).