In seven years of baseball in the Cuban National Series, Ramírez spent most of his time playing shortstop and outfield for Pinar del Rio. He had a batting average of .332 in Cuba, and led the league in 2007 with 20 home runs while posting a .335 average. Ramírez played center field for Cuba at the 2006 World Baseball Classic, collecting six hits in 16 at-bats and impressing Major League Baseball scouts in the process.
