Rindell, 21, has posted 12 points (1G, 11A) in 26 games with Kärpät of the Finnish Elite League (Liiga) this season while also skating in five playoff games. Rindell also recorded five points (2G, 3A) in three playoff games with Kärpät U20 (U20 SM-sarja). Rindell began the 2021-22 season with Jukurit HC (Liiga) where he recorded five assists in 16 games. Through 136 career regular season Liiga games split between Kärpät and Jukurit HC, the Helsinki, Finland product has recorded 65 points (14G, 51A).
Internationally, Rindell has represented Finland on several occasions, most recently claiming a silver medal at the 2021 IIHF Men's World Championships.
Rindell was selected by Toronto in the sixth round (177th overall) of the 2020 NHL Draft.