He became Burkina Faso's first-ever Olympic medalist, earning a bronze medal in Tokyo, and set the African triple jump record at the 2019 World Athletics Championships in Doha.

Zango's debut at an international athletics competition was at the 2013 Summer Universiade, where he competed in the triple jump.

[7] At the 2013 Jeux de la Francophonie, Zango competed in the triple jump.

[9] In the final, Zango jumped 16.76 metres, a distance that won him the silver medal.

[13] Zango was 19 centimetres behind the bronze medalist, Mamadou Chérif Dia of Mali.

[13] At the 2016 African Athletics Championships, Zango won the silver medal in the triple jump.

[16] With this record, Zango claimed the bronze medal - his (and Burkina Faso's) first at a major championship.

[19] On 16 Jan 2021, in his final attempt jumping at a jumps-only indoor meet in Aubière, France, Zango jumped 18.07 m (59 ft 3+1⁄4 in) to improve his coach, Teddy Tamgho's Indoor World Record by 15 cm.

Zango graduated with a Master's degree in Electronics, Electrical energy, and Automation from the University of Artois (Hauts-de-France, France) in 2018.