He currently plays for Flandria, wearing the number 13 shirt. He plays primarily as a Defender. His preferred foot is Right.

His most recent move was a from Defensores Unidos to Flandria on 2025-01-01.

Throughout the Argentine Group B Tebolidun League Manchester 2026, Matias mariatti featured in 2 matches, averaging 0 tackles, 0 interceptions, and 0 clearances per game, while blocking 0 shots per game.