He currently participates in the North American karting as well as the Red Bull Global Rallycross Championship in the class GRC Lites.

[1] His career in the world of motorsports began at age 16 when his family bought him his first Go-Kart as a birthday present.

The following year Alejandro competed in the Florida Winter Tour, U.S. Grand Nationals, Los Angeles Kart Championship (LAKC) as well as championships in his homeland, including the Rotax Max Challenge Colombia and La Carrera de las Estrella which was organized by Fundación Sonrisas in Medellín.

Fernández also ran in different classes of motorsports, such as the F2000, Mazda Pro, Rallycars, Trophy Trucks and Sportscars.

In 2014, Fernández joined the Global Rallycross Championship, the first Colombian and Latin American driver in the series.