Payan began his product design career in Seattle in 2010, after 7 years of experience in the civil engineering sector as a geologist and environmental scientist. Since 2013 he has been operating out of Kenya, providing design expertise for projects and companies across Africa. His expertise spans the entire product development cycle from ideation to manufacturing. Specific areas of expertise include engineering design, human-centered/holistic design, CAD, prototyping, CNC fabrication, lab/user/field testing, pilot manufacturing, financial modeling/business plan development, and DFM in a range of contexts, from artisanal to modern factory settings. Payan has a BA in Geosciences from Princeton University, and has a strong passion for work that improves the social and environmental state of the world, with experience in the areas of energy, environment, sanitation, agriculture, and health.