Chmelevski played major junior in the Ontario Hockey League for four seasons.

[3] In 2018 Chmelevski made his professional debut, playing six regular season games and a further four in the playoffs with the Sharks' American Hockey League affiliate, the San Jose Barracuda.

He made his NHL debut on February 5, 2021, in a 5–4 shootout win over the Anaheim Ducks, recording an assist.

[4] As a restricted free agent from the Sharks following the 2021–22 season, Chmelevski opted to sign abroad in agreeing to a one-year contract with Russian club, Salavat Yulaev Ufa of the KHL, on July 26, 2022.

[5] Chmelevski is of Ukrainian ancestry and his family resides in Northville, Michigan since he was aged 12.