Douglas Clarke enhanced software supply chain visibility by developing a targeted metadata extraction feature for Maven-based artifacts in the wagoodman/syft repository. He implemented a POM XML parser in Go, enabling accurate identification and extraction of metadata from Java Archives containing a single POM.xml without a separate pom.properties file. This backend development work improved the accuracy of Software Bill of Materials (SBOM) data, reducing manual curation and closing gaps in metadata reporting for Maven-era artifacts. Douglas also expanded test coverage to ensure reliable detection and reporting, supporting more dependable licensing, vulnerability, and component inventory workflows for downstream teams.