Bhuwan Pandit enhanced environment configuration and command-line usability across several repositories, including denoland/deno and Orange-OpenSource/hurl. He introduced multi-file environment variable loading to the Deno CLI, updating argument parsing and tests in Rust to clarify variable precedence and simplify setup. In deno-docs, he revised documentation to reflect these changes and added practical examples for dependency management. For the Hurl CLI, Bhuwan modernized option handling by removing deprecated flags and aligning workflows with current standards. His work, spanning Rust, Shell scripting, and documentation, improved onboarding, reduced configuration complexity, and ensured consistency, demonstrating thoughtful code refactoring and robust testing practices.