Mojica won the bronze medal in both, the open and the over 78 kg division of the
2006 Central American and Caribbean Games. She won the gold medal in the
2008 Pan American Judo Championships in
Miami. She won the gold medal in the over 78 kg and the open category, as well the silver in the team competition at the
2010 Central American and Caribbean Games, held in her home country, Puerto Rico. Mojica won in May 2012, the silver medal at the Moscow Grand Slam, after being defeated by the
Brazilian
Maria Suelen Altheman who won her category gold medal. At the
2012 Summer Olympics, she defeated the
Saudi teenager
Wojdan Shaherkani, who competed with a special
hijab, in only 82 seconds. After the combat Mojica claimed that she does not care about religious issues, but every woman should have the opportunity to compete at the Olympics. She then lost to
Russian
Elena Ivashchenko by
Ippon in the second round, ending her participation in the
+78 kg category at
London,
United Kingdom. ==Achievements==