Worked on stabilizing model generation for complex composed schemas in the microsoft/kiota repository, focusing on backend development and API design using C#. Addressed a bug where empty models were produced when allOf inheritance was encountered via composed types, which previously led to downstream SDK generation errors. Improved the model declaration process by merging allOf entries before class construction and added regression tests to ensure robustness, particularly for scenarios involving nullable anyOf and oneOf optimizations. These changes enhanced the reliability and maintainability of SDK generation, reducing debugging time for clients and demonstrating careful attention to unit testing and schema handling.