Jeremy Salwen developed per-model retraction settings exposure in the Ultimaker/Cura repository, enhancing the frontend to align with backend capabilities and enabling users to configure retraction on a per-model basis. He focused on bridging the frontend and backend, using Python and frontend development skills to lay the groundwork for broader per-model configuration options. This work addressed the need for finer control over 3D printing parameters, improving workflow efficiency and setting a foundation for future feature expansion. Jeremy’s contribution demonstrated depth in 3D printing slicer configuration, as he thoughtfully integrated new UI elements to support more granular, model-specific print settings.