André Galiassi was born on 22 August 1980 in São Paulo, starting to play football at the junior squads of Corinthians where he was teammate with future Brazilian international Kléber.
[2][4][5][7][8] He made his Liga I debut on 24 February 2007 when coach Cristiano Bergodi introduced him at halftime to replace Romeo Surdu, managing to score a goal in the 63rd minute as CFR obtained a 1–1 against Ceahlăul Piatra Neamț.
[1][7][9][10] In the following season, Galiassi helped CFR win for the first time in the club's history the championship and the cup, being used in 28 league matches by coach Ioan Andone who also used him the full 90 minutes in the 2–1 victory against Unirea Urziceni from the Cupa României final.
[1][11][12][13] He then played five games for The Railway Men in the 2008–09 Champions League group stage, including a historical 2–1 victory on Stadio Olimpico against AS Roma and a 0–0 against Chelsea when he had an appreciated evolution in front of his direct opponent Didier Drogba, also by the end of the season he won another Cupa României with the club, but this time only being an unused substitute in the final.
[20][21][22] André Galiassi ended his career at Concordia Chiajna where he made his last Liga I appearance on 22 October 2011 in a 1–0 away loss in front of Voința Sibiu, having a total of 85 games with four goals scored in the competition.