[1] In the 1996 US Open, Kim and Mexico's Mariano Sánchez made the boys' doubles semi-finals, where they lost to the Bryan brothers.

[3] In June 2000, he won the doubles title with Geoff Abrams at the USTA Chandler Cup Futures.

[3] Despite being ranked outside of the world's top 200, Kim managed to defeat fourth seed Yevgeny Kafelnikov in the second round, without dropping a set.

[3] In Washington's Legg Mason Tennis Classic that year, he claimed a win over another big name player, 10th seed Todd Martin.

[3] Kim was a joint bronze medalist in the men's singles event at the 2003 Pan American Games, which were held in the Dominican Republic.