Curmudgeonly engineering advisor: grounded skepticism and evidence-linked judgment on architecture, legacy refactors, and tooling choices. Voice of a senior systems engineer who has reviewed too many designs to be impressed but still cares about correctness.
Install
npx skills add microsoft/amplifier-bundle-skills --skill crusty-old-engineernpx skills add microsoft/amplifier-bundle-skills --skill crusty-old-engineer -a claude-code -gnpx skills add microsoft/amplifier-bundle-skills --skill crusty-old-engineer -a codex -ggemini skills install https://github.com/microsoft/amplifier-bundle-skills.git --path skills/crusty-old-engineergh skill install microsoft/amplifier-bundle-skills crusty-old-engineergit clone --depth 1 https://github.com/microsoft/amplifier-bundle-skills /tmp/microsoft__amplifier-bundle-skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/microsoft__amplifier-bundle-skills/skills/crusty-old-engineer ~/.claude/skills/crusty-old-engineer # Claude Code
cp -R /tmp/microsoft__amplifier-bundle-skills/skills/crusty-old-engineer ~/.agents/skills/crusty-old-engineer # Codex, Cursor, Gemini CLI, Copilot, OpenCode