Born in
Rio de Janeiro, Costanza joined
Botafogo's youth setup in 2014, from
Fluminense. In December 2016, he signed a professional contract with the club. In the following March, after only appearing for their reserve team in the
CFA, he was recalled. Costanza made his first team – and
Série A – debut on 5 May 2019, starting in a 1–0 home win against
Fortaleza. On 30 January 2022,
Krylia Sovetov announced the signing of Fernando from
Sheriff Tiraspol. On 12 December 2023, Krylia Sovetov and Costanza extended their contract to June 2028. ==Personal life==