During January 2025, Daniel Fernandez focused on improving the development environment for the langwatch/langwatch repository by addressing OpenSearch compatibility issues. He implemented a targeted configuration change in YAML, setting IS_OPENSEARCH=true within compose.dev.yml, which enabled correct identification and interaction with OpenSearch during development. Leveraging his skills in configuration management and DevOps, Daniel stabilized the local workflow, reducing environment-related errors and streamlining debugging. He also documented the updated process to support future OpenSearch feature development. This work laid a technical foundation for reliable OpenSearch integration, ensuring consistent behavior across development environments and supporting faster, more dependable search capability delivery.