Worked on enhancing development environment consistency and contributor experience across Azure/azure-sdk-for-net and openai/openai-dotnet repositories. Delivered a unified Devcontainer image to standardize local setups, streamline onboarding, and align development with CI/CD pipelines. Leveraged containerization and configuration management to ensure stable, reproducible environments, reducing setup time and minimizing environment-related issues. Implemented Dev Container setups with preinstalled toolchains and security-conscious defaults, supporting both VS Code Dev Containers and GitHub Codespaces. Updated documentation in Markdown to guide contributors on environment usage and prerequisites. Focused on infrastructure and documentation improvements using JSON and containerization technologies, emphasizing stability and ease of collaboration for developers.