Born in Nigeria, Nwafornso began playing soccer at a young age.

[1] In 2015, Nwafornso began attending St. Bonaventure University, where he played for the men's soccer team.

[4][5] On October 21, 2015, he scored a brace in a 2–1 victory over the George Washington Colonials,[6] which earned him Atlantic 10 Rookie of the Week honours.

[16][17] In June 2021, he signed a professional contract with Forge FC in the Canadian Premier League.

[21] In February 2023, he joined HFX Wanderers FC in the Canadian Premier League, signing a one-year contract with club options for 2024 and 2025.