[2][1] He played youth soccer with Erin Mills SC and GPS Academy [3][4] He attended St. Joan of Arc Catholic Secondary School.
He was also a three-time MVP of the boys soccer team, scoring a total of 68 times over a four-year career.
In a four year college career, Oluwaseyi went on to make 49 appearances, scoring 20 goals and tallying ten assists.
[10] He was also named on the roster for NPSL side FC Golden State, but didn't make an appearance.
[22] In his debut for San Antonio on May 7, Oluwaseyi scored the game-winning goal in a 2-1 victory over the Las Vegas Lights.
[26] On March 2, 2024, Oluwaseyi scored his first MLS goal, a stoppage-time equalizer as Minnesota United drew the Columbus Crew 1-1.