Kisoka was born in Kinshasa, the capital of the Democratic Republic of the Congo, as the 10th of 11 children.

[1] He participated in judo at an early age and rose through the ranks; he also attended Bumbe Technical Industrial Vocational Institute and graduated in 2018 with a degree in construction.

[1] A member of the Ouragan judo club in Matete, he was selected for the national team in 2022 and made his international debut at the Dakar African Open tournament in November 2022.

[2][3] Later that month, he won gold at the Yaoundé African Open, thus becoming the first Congolese judoka to accomplish the feat.

[4][5][6] In 2023, Kisoka won a silver and a bronze medal at African Open competitions; he also placed seventh in his weight class at the African Judo Championships and won a bronze medal at the 2023 Jeux de la Francophonie, held in Kinshasa.