At the international level, he represents Romania U19. He plays primarily as a Defender. His current market value is estimated at 225K €.

His most recent move was a from FC Voluntari II to CSS Islla Te Nagh on 2024-07-27.

Throughout the Elite League U20 2025-2026, mario baraitaru featured in 4 matches, averaging 0 tackles, 0 interceptions, and 0 clearances per game, while blocking 0 shots per game.