He previously played for the North Queensland Cowboys in the NRL as a centre, and has represented Samoa internationally.

Born and raised in Auckland, New Zealand, Lemuelu played rugby union for Papatoetoe before moving to Australia as a fifteen-year old to attend Keebra Park State High School.

[3] On 14 September 2016, he started at fullback in Keebra Park's 24–26 loss to Westfields Sports High School in the GIO Schoolboy Cup final, scoring two tries.

[5] In 2019, after two seasons with the Tigers, Lemuelu joined the Canterbury-Bankstown Bulldogs, playing for their New South Wales Cup side.

[13] In round 1 of the 2023 NRL season, Lemuelu made his club debut for the Dolphins and scored a try in their inaugural game in the national competition, defeating the Sydney Roosters 28-18 at Suncorp Stadium.