Design composable recommendation, ranking, and feed pipelines using the six-stage Source→Hydrator→Filter→Scorer→Selector→SideEffect framework popularized by xAI's open-sourced For You algorithm. Use this skill whenever the user is building any system that picks "the top K items for a (user, context)" — social feeds, content CMSs, RAG rerankers, task prioritizers, notification triage, search…
Install
npx skills add affaan-m/ECC --skill recsys-pipeline-architectnpx skills add affaan-m/ECC --skill recsys-pipeline-architect -a claude-code -gnpx skills add affaan-m/ECC --skill recsys-pipeline-architect -a codex -ggemini skills install https://github.com/affaan-m/ECC.git --path skills/recsys-pipeline-architectgh skill install affaan-m/ECC recsys-pipeline-architectgit clone --depth 1 https://github.com/affaan-m/ECC /tmp/affaan-m__ECC
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/affaan-m__ECC/skills/recsys-pipeline-architect ~/.claude/skills/recsys-pipeline-architect # Claude Code
cp -R /tmp/affaan-m__ECC/skills/recsys-pipeline-architect ~/.agents/skills/recsys-pipeline-architect # Codex, Cursor, Gemini CLI, Copilot, OpenCode