Mouad Aitelbad stabilized the CI testing infrastructure for the Quantum-Accelerators/quacc repository by implementing targeted dependency upgrades and workflow optimizations. He upgraded pytest-cov to version 7.0 or higher in the project’s TOML configuration and removed redundant coverage steps from the GitHub Actions pipeline, streamlining the feedback process. To address test flakiness, he adjusted Dask client initialization in the Python test suite, configuring it to use processes set to false and a single thread per worker. These changes improved reliability and maintainability of the CI/CD pipeline, demonstrating focused expertise in dependency management, automated testing, and workflow automation using Python and YAML.