Sonti is currently pursuing her PhD at the University of Witwatersrand under the Consortium for Advanced Research Training in Africa (CARTA). She has been lecturing at Witwatersrand University since January 2014. Sonti worked as a clinician in the public health sector prior to joining Wits. She obtained a Master in Public health in 2013.She also holds a BSc. Honors in Biochemistry and a BSc. Physiotherapy and is a member of the Health professional council South Africa (HPCSA) and the South African Society of Physiotherapy.