Marie Backman contributed to SasView/sasview by enhancing data handling in size-distribution processing, focusing on robust error management within SizeDistributionLogic. She refactored conditional logic using Python’s isinstance checks to ensure safe processing of diverse error data, improving reliability for researchers while maintaining existing functionality. In neutrons/quicknxs, Marie modernized the runtime environment by upgrading dependencies such as PyQt, Qtpy, and Matplotlib, and streamlined the CI/CD workflow to simplify conda package validation. Her work demonstrated depth in data analysis, GUI development, and dependency management, resulting in more maintainable codebases and smoother development pipelines across both repositories.