Worked on packaging and automation improvements across srid/nixpkgs and Shopify/nixpkgs, focusing on stability, maintainability, and build determinism. In srid/nixpkgs, addressed automation reliability by refactoring the Factorio package update workflow, removing conditional authentication logic, and enforcing direct use of Python-based update scripts to ensure consistent parameter handling. In Shopify/nixpkgs, maintained and modernized Memtree packaging metadata, aligning repository configuration with account changes and current Python packaging standards. Introduced a postFetch script to reduce fetch size and stabilize lockfile updates, improving build reproducibility. Leveraged Nix, Shell scripting, and Python packaging expertise to streamline system configuration and documentation processes.