Mullins first played hurling at juvenile and underage levels with the Whitechurch club.
He also lined out as a schoolboy with Gaelcholáiste Mhuire AG in the Harty Cup.
[3] Mullins first appeared on the inter-county scene as a member of the Cork minor hurling team beaten by Limerick in the 2020 Munster semi-final.
[6] Mullins first played for the senior team during the 2024 National Hurling League.
[7] His father, Mickey Mullins, was a member of the Cork panel when they won the All-Ireland SHC title in 1990.