Ocasio most recently played in the Athletes Unlimited Softball, where she won the 2021 championship as the top individual points leader.

[1] During her freshman season in 2015 she posted an 18–3 record, with 155 strikeouts, two saves, ten complete games, four shutouts, and a 2.01 ERA in 136 innings.

[2] On May 16, 2015, during the Gainesville Regional at the 2015 NCAA Division I softball tournament, she tied the single-game program record for strikeouts in a seven-inning game with 17.

[4][5][6] During her sophomore year in 2016, she posted a 20–1 record, with 130 strikeouts, six saves, ten complete games six shutouts, and a 0.77 ERA in 130+2⁄3 innings.

She ranked in the top ten in the conference in opposing batting average, strikeouts, wins and saves, and led the NCAA in ERA.

She ranked in the top ten in the conference in ERA, opposing batting average, innings pitched, appearances, strikeouts, and wins.

[13] On May 20, 2018 during the regional finals of the 2018 NCAA Division I softball tournament, Ocasio pitched the first seven-inning postseason no-hitter in Florida program history.

[16] On April 13, 2018, Ocasio was selected tenth overall in the 2018 NPF Draft by the Chicago Bandits of the National Pro Fastpitch league.

She also pitched a two-hit shutout to lead Puerto Rico to a 1–0 win over Canada and clinch the fifth place at the World Games.