During April 2025, Sam Craswell focused on stabilizing CI/CD pipelines across the customerio-expo-plugin, customerio-flutter, customerio-ios, customerio-reactnative, and customerio-android repositories. He implemented deterministic builds by pinning GitHub Actions to exact commit SHAs using YAML, ensuring reproducibility and reducing pipeline variability from upstream changes. In customerio-flutter, he addressed CI instability by reverting ruby/setup-ruby to a stable SHA, which resolved workflow issues and enabled reliable semantic releases and linting. Leveraging skills in CI/CD and GitHub Actions, Sam’s work improved cross-team collaboration and traceability, delivering robust, maintainable automation for multi-platform development without introducing new bugs.