Alvaz made her international debut in early December 2022, her first year as a junior, when she was selected for the South American Championships in Paipa.

[2] A few days before the championship she was invited along with Maria Eduarda Alexandre and Keila Souza to a training stage to upgrade the level of rhythmic gymnastics in America.

[5] A year later she took part in the Pan American Championships in Guadalajara along with Keila Santos, Letícia Evangelista and the national juniot group, winning bronze in teams.

[8][9] Weeks later she won gold in the All-Around, with hoop, ball and clubs as well as silver with ribbon at the Brazilian Championships.

She was 4th in the All-Around and won silver in teams, along with Sarah Mourão, Gabriela Cunha and Stefhany Popoatzki, and with clubs and bronze with ball.