Maliki has been working in Bappenas for more than 20 years. With background as an engineer, he earned his doctoral degree in Economics of Population in University of Hawaii at Manoa. He is closely working with the East West Center for population and social policy issues, especially economics of ageing. Currently he is appointed as Director for Population Planning and Social Protection since 2017. His portfolio is to design policy planning for development of population and social insurance system in Indonesia. Currently, his directorate is working on formulating the national strategy on ageing population. This strategy aims to prepare the nation for facing the ageing population in more comprehensive aspects.