Toon Lamberigts focused on backend development for the DataDog/datadog-cdk-constructs repository, delivering a targeted bug fix that standardized Git repository URL formatting for both GitHub and GitLab sources. He updated the filterAndFormatGitRemote logic to handle diverse URL formats and prefixes, ensuring consistent repository_url metadata across builds and environments. Toon implemented this solution using TypeScript and Node, applying robust URL parsing and normalization techniques. He also expanded the test suite to cover multiple URL patterns, preventing future regressions. This work improved downstream tooling reliability and metadata consistency, demonstrating depth in backend engineering, Git integration, and test-driven development practices.