Florian Lotte refactored the Knowledge Flow Backend in the ThalesGroup/fred repository, focusing on packaging and continuous integration improvements. He restructured the internal layout, standardized directory names, and updated configurations to align with the new project organization. Using Python, Docker, and Makefile, Florian ensured that Dockerfiles, test setups, and CI workflows reflected these changes, resulting in a more maintainable and consistent codebase. This work reduced deployment risks and streamlined build and test pipelines, enabling faster development cycles. The refactor also improved onboarding by clarifying project structure and configuration, demonstrating a thorough approach to backend maintainability and CI/CD practices.