Vianh holds a Bachelor of Optometry from the University of Melbourne. Beginning at the Australian College of Optometry, she cultivated a strong interest in public health and education. Since 2017, she serves as Service Improvement Coordinator and clinician in the Glaucoma Unit at the Royal Victorian Eye and Ear Hospital. Now, she divides her time between the Eye and Ear, Vision 2020 Australia and Deakin University.