Talakai was born in Australia. He attended Waverley College where he played rugby for the 1st XV team. He has a younger brother named Kaiasi Talakai also playing for Waverley College.[2]
On 26 November 2022, Talakai was substituted onto the field in place of Allan Alaalatoa in the 71st minute of the Wallabies game against Wales, marking his debut in which the Wallabies won 39 to 34.
^"Junior Waratahs Team Sheet"(PDF). Federation of Oceania Rugby Unions. 26 February 2012. Archived(PDF) from the original on 4 August 2014. Retrieved 4 August 2014.