Esther Hoppmann studied law at the University of Bonn and at the Faculty of Law at Charles University in Prague. During her studies, she majored in specialisation 3 (economics and competition).

From 2019 to September 2023, Esther Hoppmann worked as a student assistant at the Law Department of the University of Bonn and in parallel as a student assistant at the chair of Prof. Dr. Dr. Spranger at the Centre for the Law of Life Science at the University of Bonn from April 2023 to September 2023.

She worked as a research assistant at the chair from October 2023 to March 2024, focusing in particular on current issues in climate protection law as part of the "PRACC" (Practical Challenges of Climate Change)  project. She also led working groups in civil law at the University of Bonn.