Mik Kondratek developed automation and test stabilization features for the sourcegraph/cody-vs repository, focusing on improving developer workflow efficiency. He implemented a Dockerized GitHub Actions workflow that automates code reviews by integrating with an external service, leveraging YAML for configuration and C# for test logic. This workflow triggers on pull request events and manual dispatches, streamlining the review process. Additionally, Mik addressed instability in the SmartApply test suite by resolving issues with UI element initialization and increasing LLM response timeouts, enhancing test reliability. His work demonstrated practical application of CI/CD, DevOps, and integration testing skills within a short timeframe.