Carolin König works as a lawyer in a law firm specializing in energy law. Her personal focus is on international law and the climate policy aspects of energy law. She studied law at the Ludwig-Maximilians-University of Munich and the Katholieke Universiteit Leuven and holds a PhD in international law.

She was a research assistant at the Institute for International Law with a focus on International Human Rights Protection at the University of the German Armed Forces in Munich. She also gained professional experience at the German Foreign Office, in various law firms, including in the field of asylum law, and as legal advisor to the Permanent Mission of the Maldives to the United Nations.