Over a two-month period, contributed to backend and infrastructure improvements across two repositories using Python, Go, and package management tools. In google/adk-python, enhanced observability by implementing robust JSON serialization for Pydantic models within tracing tools, ensuring structured outputs were preserved and reducing debugging time. This involved adding comprehensive unit tests to validate serialization paths and fallback behaviors. In chenrui333/homebrew-core, developed and released a new Homebrew formula for the Neo4j Model Context Protocol server, enabling AI tool integration and expanding automation workflows. The work emphasized reliable software development practices, thorough testing, and maintainable integration of backend and packaging solutions.