Johanna studied Spanish and English/American Studies at the HU Berlin and at the Universidad de Sevilla. From 2008 to 2011 she was project assistant and project coordinator in the field of visual arts, film and new media at the House of World Cultures in Berlin with a focus on film. Afterwards she worked as Assistant Coordinator at the Prix Jeunesse International.
Since autumn 2015 Johanna has been working at DOK.fest München. Initially she was responsible for film administration before she joined the management board as assistant in 2019. Johanna is part of the programme team and is responsible for the festival network Doc Around Europe at DOK.fest München. She has been a member of the festival's steering committee since autumn 2025.