During December 2024, Alex Sylvester focused on backend development and code quality improvements for the DARPA-ASKEM/askem-beaker repository. He addressed a bug in the stratification workflow by introducing a parameter retention mechanism, ensuring specific model parameters remained unchanged during stratification and reducing the risk of unintended modifications. This solution, implemented in Python, enhanced the reliability and control of model editing processes. Additionally, Alex performed targeted code formatting cleanup, refining whitespace and indentation to improve readability and maintainability. His work emphasized stability and traceability, delivering isolated, well-documented changes that strengthened the repository’s backend without introducing new features beyond essential bug fixes.