Worked on the keycloak/keycloak repository to enhance build and test infrastructure reliability. Addressed Maven build stability by correcting the Theme Verifier Maven Plugin configuration, ensuring proper parent reference resolution and preventing build failures that could disrupt CI processes. Later, improved test determinism by migrating the curl container image source in the test suite from DockerHub to quay.io, reducing external dependency risks and enabling more predictable container creation. These contributions involved Java, Maven, and containerization, focusing on repository health and release readiness. The work demonstrated attention to detail in build configuration and a methodical approach to improving continuous integration workflows.