Born in Presidente Prudente, São Paulo, Fabiano played for the youth sides of Penapolense, and made his senior debut with the club in the 2017 Copa Paulista.
[1] Fabiano was promoted to the reserves in the Campeonato de Portugal ahead of the 2019–20 season, and scored his first goal for the side on 2 February 2020, netting the opener in a 2–1 away defeat to Fafe.
He made his first team debut on 4 July, coming on as a half-time substitute for Diogo Viana in a 4–0 home routing of Desportivo Aves.
[4] He scored his first professional goal late in the month, netting his side's third in a 3–0 home win over Oliveirense, and finished the season as a starter.
On 9 August 2023, recently-promoted to Primeira Liga side Moreirense announced the signing of Fabiano on a three-year contract,[9] having paid a reported € 700,000 fee for 50% of the player's economic rights.