A 17-year-old from Argentina, Alejandra began her career by combining padel with football, a sport in which she played as a goalkeeper for Simancas. In 2023, she reached the main draw in 20 tournaments, beating the world No. 1 pairing of Ari Sanchez and Paula Josemaria alongside her 19-year-old partner Andrea Ustero at the Valladolid Masters.