During August 2025, Stefanie Reuter focused on enhancing interoperability and data integrity within the FESOM/fesom2 repository. She addressed a critical metadata issue by updating the global size key to align with the multio library v2.6.0, ensuring accurate size reporting and preventing potential errors in data and mesh processing. Working primarily with Fortran, Stefanie applied her expertise in library integration and metadata management to adapt the codebase, maintaining compatibility with external dependencies. Her targeted bug fix preserved the stability of simulation workflows and downstream data pipelines, reflecting a thoughtful approach to sustaining reliable scientific computing environments in collaborative projects.