Dr. Ruz started practicing medicine since he graduated from medical school in 2005. He practices in various departments in government hospitals obtaining experience and skills that is inimitable worth and unique to himself. This include Medicine, Surgery, Obstetric and Gynaecology, Paediatric, Orthopedic, Emergency Medicine, and he long trained for Transfusion Medicine and Pathology which include Histopathology, Haematopathology, Chemical Pathology, and Forensic Pathology.

He then ventured into private practice where he acquire skills in General Practice before he venture into Aesthetic Medicine and Hair Restoration Medicine. In Hair Restoration, he trained directly under Dr Shaharom Sulaiman in Dr Shah Clinic of DRS Medical Group in SS15 Subang Jaya for 4 years.

He is now practicing independently and delivering Hair Restoration services and Hair Transplant in Natural Inter-Hair Restoration Center.