Bhuwan Pandit enhanced environment variable management and command-line usability across several repositories, including denoland/deno and Orange-OpenSource/hurl. He implemented multi-file environment loading in the Deno CLI, updating argument parsing logic in Rust and refining related tests to ensure correct override precedence. In deno-docs, he clarified documentation to reflect these changes and added practical usage examples for npm and multiple dependencies. 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 strengthened consistency across the toolchain.