[6] Leal first gained attention at the age of 7, when a video of her skating in a tutu and jumping off tall structures on her skateboard went viral online.

[9][10] At age 11, Leal competed in the 2019 Street League Skateboarding Championship in London, placing third with a score of 26.0, finishing above Alexis Sablone, Letícia Bufoni, and other skaters but behind fellow Brazilian Pamela Rosa and Australia's Hayley Wilson.

[11][12] In July 2019, she placed first at the Street League Skateboarding Championship in Los Angeles, leading the podium ahead of Pamela Rosa and Alana Smith.

[25] On August 28, 2021, Rayssa won the opening leg of the 2021 Street League Skateboarding season, which took place in Salt Lake City, Utah, United States.

It was, at that time, the highest score in women's SLS history, as no woman had done a kickflip followed by a handrail maneuver until this point in an official competition.