Rosie was born and raised in Hawaii where she started her career in tennis. She was the head coach at Hawaii Pacific University and the Director of Tennis at the Oahu Club. Upon moving to California Rosie became the Director of Tennis at the Harbor Bay Club. She is presently the Director of Tennis at The Club at Claremont Resort which is a regional training center for Cardio Tennis. Rosie has been a certified P1 Pro for 21 years, Pro of the Year in 2000, President of USPTA Norcal in 2002-2003 and she also presently serves on the USTA Norcal board.