Piotr Mitrega worked on stabilizing the continuous integration process for the ClipboardHealth/core-utils repository, focusing on the example NestJS project. He addressed persistent build failures by aligning the contract-core dependency to its latest compatible version, ensuring that the example environment reflected current standards and reducing CI flakiness. Using JavaScript and leveraging skills in CI/CD and dependency management, Piotr resolved a version mismatch that had been causing unreliable builds. His targeted bug fix improved the reliability of onboarding and iteration for other developers. The work demonstrated a focused approach to infrastructure stability, though it was limited in scope to dependency alignment and CI maintenance.