Jan has over 20 years of academic experience in molecular immunology and is the Chief Scientific Officer of Tepthera Ltd., a subsidiary of Repertoire Immune Medicine. He co-founded Tepthera Ltd. as a spin-off from the Institute for Molecular Health Science at the ETH Zurich, where he created platform technologies allowing for the efficient identification of the antigenic reactivity of T cells to provide the basis for personalized immunotherapies. He earned his PhD in cell biology from the Basel Institute for Immunology, University of Basel.