[1][2] He began his career with the Korean Basketball League side Incheon Electroland Elephants and is now playing for Wonju DB Promy.

He and Lee, dubbed the "Twin Towers" because of their height, led Korea University to a surprise win over a Sangmu team composed of experienced KBL players fulfilling their mandatory military service.

[11][12] Kang enlisted for mandatory military service in June 2020 and was assigned to the Sangmu team after completing basic training.

Wonju DB Promy signed him and veteran Park Chan-hee in a trade-off with Doo Kyung-min and announced that Kang would be added to the team roster immediately after his discharge.

[16][17] Kang participated in the 2013 FIBA Under-19 World Championship, where he averaged 18.8 points, 2.2 rebounds and 1 assists[18][2] Kang was named into the squad for the 2019 FIBA Basketball World Cup where he averaged 2.6 points, 1.6 rebounds and 0 assist at the tournament.