She holds a Bachelors Degree in Development Studies from Kyambogo University which she attained in 2012. Karungi also holds a certificate in Law from Law Development Centre (LDC) Kampala. Before joining PLANE, Karungi worked with National Identification Registration Authority (NIRA) in 2017 as enrollment officer.
She also worked with the Ministry of Health as General Interviewer, from April 2015-2016. Joseline also worked with Electoral Commission as Election Officer and with Ministry of Internal Affairs as a sub county supervisor. Karungi loves working with rural communities especially women and children.