Najibullah Nor Isak is the Director of the Customs Department at the Ministry of Finance in Somalia. Prior to this role, he led the Tax Policy Division, where he worked on the design and implementation of key tax reforms and contributed to the resource-mobilization chapter of Somalia's National Transformation Plan 2025–2029. Moreover, he has served as a VSP Program Fellow at the World Bank Group in Washington, DC, focusing on the evaluation of Ethiopia's country programs, and has worked on research projects with the ICTD. He holds an MA in Public Finance (Tax Program) from the National Graduate Institute for Policy Studies (GRIPS) in Japan and BSc. in Economics from SIMAD University in Somalia.