Dr Mundae obtained her undergraduate degrees from Monash University and Flinders University. She gained her fellowship with the Royal College of Physicians in 2007 after training at the Western Hospital, the Alfred Hospital, and the Royal Melbourne Hospital. She then undertook an overseas fellowship in 2008/09 at the Addenbrookes Hospital, Cambridge, UK. She continues to work at the Western Hospital.

Dr Mundae's main interests are inflammatory arthritis, osteoarthritis and general rheumatology as well as musculoskeletal medicine and joint injection. She is currently Acting Head of Rheumatology at Western Health.