Bahamonde competed for the Ecuadorian squad in the women's 50 m freestyle at the 2008 Summer Olympics in Beijing. Leading up to the Games, she cleared a FINA B-standard entry time of 26.32 from the Speedo Grand Challenge in Irvine, California, United States. Swimming in heat six, Bahamonde touched out Christel Simms of the Philippines to snatch a third spot by a tenth-second deficit (0.10), in a time of 26.54 seconds. Bahamonde failed to advance into the semifinals, as she shared a forty-fourth-place tie with Hong Kong's Elaine Chan in the prelims.