He previously played for the South Sydney Rabbitohs and the Penrith Panthers in the NRL, and at representative level for the Indigenous All Stars.

[3] He played his junior rugby league for St Marys Saints, and was selected to represent the Australian Schoolboys while attending Patrician Brothers' College, Blacktown in 2014.

Before making his NRL Debut, Fuimaono played the first half of the 2017 season in the NSW Cup with the North Sydney Bears and made a total of 8 appearances.

[17] On 20 February during St. George Illawarra’s first pre-season trial match, Fuimaono was placed on report and sent to the sin-bin for a hip-drop tackle on Parramatta's Haze Dunster which ruled the player out of the entire 2022 NRL season.

The sentence was handed down in relation to an incident which happened in 2018 when Fuimaono tried to prevent police from arresting his cousin following a brawl on Oxford Street in Sydney's CBD.