On the ITF Junior Circuit, Curmi has a career-high combined ranking of 64, achieved on 28 May 2018.

[1] Curmi represented Malta at the 2022 Mediterranean Games held in Oran, Algeria.

Curmi and Elaine Genovese won the silver medal in the women's doubles event.

[3] She made history when she became the first Maltese player to participate in a WTA Tour draw at the 2023 Palermo Ladies Open where she entered as a lucky loser,[4] but was defeated in the first round by Cristina Bucșa.

[5][6] Curmi qualified for the 2023 WTA 125 Angers Open and reached the second round, losing to McCartney Kessler, after her opening opponent, Patricia Maria Țig, retired during the third set of their match.