[1] Matuda started training Brazilian jiu-jitsu (BJJ) in 2004, in addition to Capoeira and Muay Thai.

In 2009 Matuda and her husband, ATT pro-team Muay Thai coach Katel Kubis moved to the United States.

Competing at Polaris 2 Pro Grappling on 12 September 2015 in Cardiff, Wales,[9] she submitted Michelle Nicolini in 15 seconds with a flying armbar.

[10] She became black belt 2015 Pan American Champion, then won silver at the 2015 World Championship facing Rikako Yuasa in the final.

Facing Talita Alencar in the final of the World Championship light feather division, she won silver in 2017.