In 2015, Barrios was the runner-up at the International Racquetball Federation (IRF) World Junior Championships in the Girls U14 Singles division, losing to Bolivian team mate Romina Rivero, 15–11, 15–11, in Santo Domingo, Dominican Republic.

[1] Two years later Barrios won Girls U16 Singles at World Juniors in Minneapolis by defeating Mexican Ana Laura Flores, 15–2, 15–13, in the final.

Barrios was a bronze medalist in Women’s Doubles with Jenny Daza at the 2018 Pan American Championships[6] in Temuco, Chile, where they defeated Cubans Maria Viera and Yurisleidis Araujo, 13–15, 15–12, 11–7, in the quarterfinals, but lost to Mexicans Paola Longoria and Alexandra Herrera, 15–8, 15–8.

In doubles, she and Daza defeated Colombians Cristina Amaya and Carolina Gómez, 15–5, 15–13, in the semi-finals, but lost to Argentina's Natalia Mendez and Maria Jose Vargas, 15–11, 15–10, in the final.

Barrios did make the podium in the Women’s Team event, as Bolivia defeated Cuba in the first round, and beat Guatemala in the quarterfinals, before losing to Argentina in the semi-finals, resulting in a bronze medal.

Barrios reached a LPRT final for the first time in December 2020, when – as the 23rd seed – she defeated María José Vargas in the quarterfinals, 1–15, 15–8, 11–10, and Alexandrea Herrera in the semi-finals, 15–14, 15–10, of the TeamRoot.com Super Max Slam in Overland Park, Kansas.

Barrios beat Natalia Mendez of Argentina, 15–9, 7–15, 15–14, 15–9, in the quarterfinals, lost to eventual gold medalist Paola Longoria of Mexico in the semi-finals, 15–12, 15–12, 15–9, and then won the 3rd place match against Mexican Samantha Salas, 15–4, 15–12, 9–15, 15–12.