Worked on enhancing the TYPO3-Documentation/TYPO3CMS-Reference-CoreApi repository by introducing a backend layout identifier field to support integration with the page-content data processor. Focused on improving content positioning and data processing workflows, the work involved updating API documentation and providing clear usage examples and configuration guidance for the new identifier field. Utilized RST for documentation and applied strong skills in API documentation to ensure developers could easily adopt the new feature. The changes streamlined the integration process between backend layouts and data processors, aligning with product goals to improve the frontend and backend pipeline for content management within TYPO3 CMS.