Worked on the nvm-sh/nvm repository to address installation reliability issues when running as root, focusing on binary installation processes. Introduced the use of tar with the --no-same-owner flag to ensure consistent file ownership, aligning root and non-root installation behaviors and preventing root-owned tarball complications. Enhanced Docker-based testing by updating install-from-binary tests to run reliably in containerized environments, which improved compatibility and reduced CI flakiness. Leveraged DevOps practices, shell scripting, and testing expertise to stabilize installations across diverse environments, ultimately accelerating release readiness and increasing reliability for both production and continuous integration workflows without introducing new features.