During October 2025, Jan Urbitsch focused on backend development and object-oriented programming in PHP, working within the neos/flow-development-collection repository. He addressed a critical reliability issue in the proxy generation workflow by implementing a targeted bug fix in the ProxyClassBuilder. This fix prevented a null pointer exception when a parent class was absent during the ProxyBuilding process, thereby reducing runtime crashes and deployment risks. Jan’s approach involved minimal, well-reviewed changes that aligned with project standards, prioritizing stability over new features. His work improved the robustness of proxy generation, directly benefiting downstream modules and production environments dependent on this core functionality.