Mikaela Dev contributed feature enhancements to zed-industries/extensions and nix-community/home-manager, focusing on developer workflow and system customization. She implemented Yuck language support in the Zed editor, integrating syntax highlighting and editor extension development using Tree-sitter grammar and Git for submodule management. In home-manager, she developed a Kvantum theme configuration system and a PipeWire configuration module, enabling users to tailor Qt theming and audio routing through modular NixOS configuration and TOML-based settings. Her work emphasized maintainability and extensibility, with thorough configuration testing and clear commit traceability, demonstrating depth in configuration management, Linux services, and modular system design.