Worked on the nextcloud/workflow_pdf_converter repository, focusing on enhancing the reliability and maintainability of the PDF generation workflow. Addressed a critical issue in directory path identification within the Convert.php component, ensuring that PDF files are generated consistently and reducing the risk of production failures. The solution involved careful debugging and correction of backend logic using PHP, with an emphasis on code quality and traceability through a signed-off commit. This work improved operational stability and reduced support overhead, demonstrating proficiency in backend development and PHP while contributing to a more robust document conversion process within the Nextcloud ecosystem.