Born in Labasa, Fiji, Valemei attended Seaqaqa Central College and Natabua High School, where he played rugby union.

In 2017, he was scouted by former NRL player Wise Kativerata and moved to Australia to play rugby league.

He moved to the Sunshine Coast, Queensland, playing for the Caloundra Sharks before being signed by the Canberra Raiders.

[8] Valemei made 11 appearances for Canberra in the 2021 NRL season which saw the club finish 10th on the table and miss out on the finals.

[12] He played nine matches for North Queensland in the 2023 NRL season and scored nine tries as the club finished 11th on the table.