Raisa began to take acting jobs in her junior year of high school, modeling for print ads and appearing in commercials. She guest-starred in the sitcoms American Family: Journey of Dreams and Over There. Raisa appeared in Lil' Romeo's music video "My Girlfriend" as Tamy in 2004 and in Iyaz's music video "So Big". A month into her senior year, she booked one of her first lead roles, starring opposite Hayden Panettiere in Bring It On: All or Nothing. She co-starred in the Nickelodeon movie Shredderman Rules, where she portrayed Isabel, and in The Cutting Edge: Chasing the Dream and The Cutting Edge: Fire and Ice as Alexandra Delgado. She played the role of Adrian Lee in the hit ABC Family drama, The Secret Life of the American Teenager, from its beginning in July 2008, until the series finale in early June 2013.