Afif has over 3 years of experience in the Indonesian mining industry, especially at coal mining contractor. He has worked as a Mine Plan Engineer with a number of Indonesian mining contractor companies (PT Petrosea and PT Putra Perkasa Abadi) that operation at several coal mines project. His specific area of expertise includes mine planning, mine scheduling, mine infrastructure development, pit and dump design, equipment selection and fleet analysis, also production analysis. He is proficient in the use Minescape, XPAC, and Spry Software.