Datius joined VIE Company Limited in 2023 as a Supervisor for the Search costs, Mobile Phones and Agricultural Development project in Kagera region, Tanzania, implemented on behalf of Cornell University. He has acquired significant field experience working as an Interviewer and Research Supervisor on numerous high-profile surveys for over 10 years with EDI Global for clients such as the World Bank, USAID, Millennium Challenge Corporation, TWAWEZA, UNICEF, Results for Development and Georgetown University. Datius has substantial experience in piloting and testing questionnaires.