Maxim Masse was born in Rimouski, Quebec, Canada. He played for the Notre Dame Hounds U18 team in 2021-2022 and recorded 26 goals and 17 assists in 40 games.
Masse was selected third overall by Chicoutimi of the QMJHL. In his rookie season he scored 29 goals and 33 assists in 65 games. This past season, he averaged more than a point a game for the Sagueneens. In 67 games, Masse produced 36 goals and 39 assists.