Julian developed Google Chat Build Notification Cards for the bitrise-io/bitrise-steplib repository, enabling real-time build status updates through webhook integration. Leveraging YAML and DevOps practices, Julian designed card-based payloads that deliver build notifications directly to Google Chat, improving visibility and reducing mean time to recovery for failed builds. The implementation established a scalable integration pattern, allowing for future expansion to additional messaging platforms and customization of notification content, including emoji-based status indicators. Over the course of one month, Julian focused on CI/CD workflows, releasing two versioned updates and laying the foundation for more flexible multi-channel notification capabilities.