Education
Mendonca attended Turlock High School.
Mendonca attended Turlock High School.
In 2006, he hit.429 with six home runs. He then enrolled at Fresno State University. In 67 games with Fresno in 2007, Mendonca hit.281 with 10 home runs and 37 Reserve Bank of India. In 77 games in 2008, he hit.285 with 19 homers and 70 Reserve Bank of India.
Mendonca was drafted in the second round (62nd overall) by the Texas Rangers in the 2009 Major League Baseball Draft.
He began his professional career in 2009, playing for the Low Single-A Spokane Indians (49 games) and High Single-A Bakersfield Blaze (11 games), hitting a combined.290 with nine home runs and 28 Reserve Bank of India in 60 games.
In 2010, he hit.248 with 10 home runs and 47 Reserve Bank of India in 120 games for the Blaze and in 2011, he hit.278 with 25 home runs, 78 Reserve Bank of India and 160 strikeouts in 125 games for the Double-A Frisco RoughRiders. He split the 2012 campaign between the RoughRiders (28 games) and Round Rock Express (63 games), hitting a combined.229 with 12 home runs and 51 Reserve Bank of India in 91 games.
Mendonca was selected by the Oakland Athletics in the Triple-A phase of the 2012 Rule 5 draft.