Brandi started tennis at the age of four and preferred hard and grass courts for her game. She won an individual title on the WTA Tour ; in addition there were 16 singles and one double titles in tournaments on the ITF Women's Circuit . At the 2004 Summer Olympics in Athens she competed in singles and reached the second round, in which she lost to Anastassija Myskina with 2: 6, 6: 3 and 4: 6.
From 2003 to 2007 she played a total of 24 games for the Puerto Rican Fed Cup team with a positive balance of 14: 3 in singles and 4: 3 in doubles.