[4] She made her international debut at the European Championships and contributed a vault score of 13.833 toward Spain's sixth-place finish.

[5] At the Novara Cup, she helped the Spanish team win the silver medal behind Italy.

[7] Pérez won the bronze medal on the balance beam at the 2015 Cottbus World Cup.

[13] At the Novara Cup, the Spanish team finished fourth against Romania, Italy, and Belgium.

[18] She helped Spain defeat Romania at a friendly meet and had the highest all-around score of the competition.

[38] At the European Championships, she helped Spain qualify for the team final where they finished seventh.

[39] She finished fourth on uneven bars and fifth on floor exercise at the Paris World Challenge Cup.

[2] Pérez returned to competition at the FIT Challenge and helped the Spanish team finish fifth.

[44] At the 2019 World Championships, she competed with teammates Cintia Rodríguez, Roxana Popa, Marina González, and Alba Petisco.

[2][52][53] Pérez returned to competition at the 2023 2nd Spanish League, competing only on bars and contributing to her team's third-place finish.

[54] She returned on all four events at the City of Jesolo Trophy and helped Spain win the bronze medal.

[55] Then at the European Championships, she competed on three events and helped the Spanish team place eighth.

[56] At the Tel Aviv World Challenge Cup, she won the silver medal on the balance beam.

[57] She had the highest all-around total at the Spanish League Final, helping her club finish third.