[1][2] He played college basketball for the San Diego State Aztecs and the Arizona Wildcats.

Johnson grew up in Oakland, California, and initially attended Envision Academy of Arts & Technology.

[1] Johnson 14.4 points, eight rebounds, three assists, 2.3 blocks, and 1.9 steals per game and was named the West Alameda County Conference Foothill League co-MVP in his lone season at San Leandro.

[8] After the season, Johnson decided to utilize the extra year of eligibility granted to college athletes who played in the 2020 season due to COVID-19 pandemic and entered the NCAA transfer portal.

[13] On December 26, he signed a standard contract with the Heat[14] and on January 24, 2025, he was assigned to the Sioux Falls Skyforce.