In 2013/14, he was crowned French U21 champion with Élan Chalon where he averaged 16.9 points per gane, 7.6 rebounds and 21.2 efficiency over the season.

He was named best player in the U21 championship, while making fifteen appearances for the professional team from Pau, when he was not yet 18 years old.

In the 2019/20 final season with Élan Chalon, he averaged 3.9 points, 4.2 rebounds and 7,5 efficiency as team captain.

[1] In May 2020, at 24 years old, Cavalière joined SIG Strasbourg alongside Yannis Morin.

[3] As part of Team Paris, Cavalière won the 2020 French Championship alongside teammates Angelo Tsagarakis, Johan Passave-Ducteil and Antoine Eito.