In 2021, Felix completed his Bachelor's degree in Business Administration at the University of Mannheim. In the same year, he obtained a Bachelor’s degree in Economics from the University of Heidelberg. He subsequently joined the Mannheim Master in Management program with a focus in Taxation and a minor in Tax Law. In his Master's thesis, he dealt with the valuation of real estate for tax purposes and analyzed the German legal situation in an international context.
During his studies, Felix spent a semester at the University of Tartu in Estonia and at Fundação Getulio Vargas in São Paulo, Brazil. He completed multiple internships in the field of taxation and worked as a student assistant and tutor at the University of Mannheim. Felix joined the Taxation Track of the Center of Doctoral Studies in Business in September 2023.