Maximilian Weiler developed OData Functions Mocking for the SAP/open-ux-odata repository, enabling robust testing of OData Functions by handling undefined request bodies in GET calls and preventing runtime errors. He stabilized the fe-mockserver-core by resolving core issues and introducing a changeset to ensure consistent builds, which improved the reliability of the mock server during continuous integration. Working primarily with TypeScript and Node.js, Maximilian focused on API development and full stack engineering. His contributions emphasized code quality and collaboration, as seen in clear commit messages and co-authored work, resulting in more reliable automated testing and reduced flakiness in test suites.