[2] She made her debut in March 2016, when she was defeated by Goramane Rady.
Aged 14, she started boxing at St. John's Sports Society on the outskirts of Korogocho.
[5] Akinyi won a bronze medal at the 2017 African Amateur Boxing Championships.
[6] In May 2021 she participated in her first tournament outside Africa, finishing fifth at the Konstantin Korotkov Memorial Boxing Championships in Russia,[7] after having to withdraw from her fight against Maronta Hernandec following a scratch on her gums from a new mouthguard.
[8] In 2021, she qualified to represent Kenya the 2020 Summer Olympics through a quota place earned through the International Olympic Committee Boxing Task Force Rankings.