As a
true freshman at Miami in 2022, Kelly appeared in all 12 games and posted 11 tackles, 4.5 TFLs, four sacks and 15 pressures. He was limited by injuries in 2023 and recorded only eight tackles while starting three games. After the 2023 season, Kelly entered the
NCAA transfer portal and transferred to the
UCF Knights. In 2025, he posted 46 tackles, 7.5 TFLs, two forced fumbles and an
interception while earning honorable mention All-Big 12 honors for a second time. Kelly declared for the
2026 NFL draft and was invited to the
2026 Senior Bowl. ==Professional career==