Mitzirose works with the Independent Evaluation Division 2. Prior to her assignment in IED, she worked as an Economics Officer at the Regional Cooperation and Integration Division under the Economic Research and Regional Cooperation Department. Before joining ADB, she worked as a Research Associate in the Human Development Network Foundation, an organization responsible in the development and publication of the Philippine Human Development Report. She holds a Master's Degree in Development Economics from the University of the Philippines School of Economics.