Justin worked on the aws/sagemaker-core repository, delivering a feature that enables runtime retrieval of the package version using Python’s importlib.metadata. By including a version file in the distribution, he replaced the previous file-based approach, ensuring that version information is accessible at runtime without custom file reads. This change improved packaging reliability and streamlined diagnostics and release processes, addressing a gap where the version file was not always included in distributions. Justin’s work demonstrated proficiency in Python development, package management, and version control, focusing on maintainability and reliability in the packaging workflow over the course of the month-long project.