In qualifications on 7 August, Barbosa finished in 23rd place with an overall score of 56.499, behind teammates Rebeca Andrade and Flávia Saraiva. In the team final on 9 August, she contributed scores of 14.933 on vault, 14.391 on uneven bars, 13.033 on balance beam and 14.266 on floor toward the team's eighth-place finish.