As a youth player, Rubino joined the
youth academy of
Serie A side
Fiorentina. During the
2023–24 season, Italian news website
MondoPrimavera wrote that he "proved to be a key player, scoring ten goals in thirty games for the Under-20s". In 2024, he was promoted to the club's senior team. On 31 October 2024, he debuted for them during a 1–0 away win over
Genoa in the
league. On 15 July 2025, Rubino moved on a season-long loan to
Carrarese in
Serie B. ==Style of play==