Keller began her modeling career when she was 15 years old and has modeled for Parasuco, Noxzema, GAP, Revlon, L'Oréal, Aveda and for the Sports IllustratedSwimsuit Issue in 2002, 2003,[1] and 2004.[2] In addition to working with photographers on her Sports Illustrated shoots, she was the object/subject of Joanne Gair's body painting work.[3] Sports Illustrated and Nissan previously held a sweepstakes allowing people to register for a chance to attend a sporting event with Keller.[4]