After high school, she moved to Salt Lake City to combine her sport with a degree in kinesiology at the University of Utah.

With the mixed relay team, Santos, Aaron Tran, Jonathan So, and Maame Biney won bronze in Turin.

She also won bronze that season with the relay team (Santos, Biney, Julie Letai, and Corinne Stoddard) in Shanghai.

Santos experienced her breakthrough in 2021 by finishing eighth in the final standings during the 2021 World Championships in Dordrecht.

[4] She was also second in the final standings of the 2021–22 World Cup behind Suzanne Schulting due to a third place in Beijing and a win in Nagoya over 1000 meters.