She competed in the women's 20 kilometres walk event at the 2019 World Athletics Championships held in Doha, Qatar.

[2][3] In 2019, she competed in the women's 50 kilometres walk event at the Pan American Games held in Lima, Peru.

[4] In 2022, she broke the Brazilian record of 35 km twice, once in April, with a time of 2:49:12, and another at the 2022 World Athletics Championships, with the mark of 2:45:02, where she finished in 8th place.

Despite this, at the 2023 World Athletics Championships, held in August in Budapest, she finished 4th in the 35 km walk race, breaking the Brazilian record, with a time of 2:44.40.

[6] At the 2023 Pan American Games, in the debut of the Race walk mixed team, Lyra and Caio Bonfim obtained the bronze medal.