- PhD in Agricultural Economics, University of Stellenbosch, South Africa (2008)
- MSc in Agricultural Economics, Kansas State University, United States (1993)
- BSc (Honours) in General Agriculture, Seale Hayne, Faculty of Agriculture, United Kingdom (1988)
- Diploma in General Agriculture, University of Botswana and Swaziland (1980)
Dr. Makhwaje is the Director, Macroeconomic Policy Section, Division of Economics and Financial Policy in the Ministry of Finance and Development Planning. He has risen through the ranks serving at different times as Senior, Principal and Chief Economist within the same Ministry. He has worked as a Senior Agricultural Research Economist in the Department of Agricultural Research in the Ministry of Agriculture based at Sebele, in the outskirts of Gaborone. He has also served in the same Department as Agricultural Research Economist (Farming Systems Research) based at Mahalapye and Francistown. Dr. Makhwaje has vast experience in Agricultural Economics, economic data collection, analysis and report writing for the purpose of enhancing decision-making on the use of agricultural resources. He has also been a part-time lecturer in Business Economics at the University of Botswana.