# Lenny Design > Design & engineering skills from Lenny's Podcast - design systems, reviews, engineering culture Use when this capability is needed. - Skill: `tomevault-io/lenny-design` (Agent Skill, multi-file: 2 files) - Install (CLI): `npx skillmds@latest add tomevault-io/lenny-design` - Raw SKILL.md: https://api.skillmd.com/api/skills/tomevault-io/lenny-design/raw - Safety review: pending (external: skill-scanner PASS, skillspector PASS) - Works with: Claude Code, Claude.ai, OpenAI Codex - Category: Coding & Dev Tools - Author: tomevault-io (https://skillmd.com/u/tomevault-io) - Updated: 2026-09-17 - Page: https://skillmd.com/skills/tomevault-io/lenny-design --- # Lenny Skills: Design & Engineering 5 actionable skills for design and engineering excellence. ## Skills ### 1. Platform & Infrastructure - Build for scale before you need it - Invest in developer experience - Monitor and measure everything ### 2. Engineering Culture - Foster psychological safety - Encourage experimentation - Celebrate technical excellence ### 3. Design Systems - Start with components, not pages - Document usage guidelines - Evolve based on real usage ### 4. Running Design Reviews - Focus on user outcomes - Give specific, actionable feedback - Separate critique from approval ### 5. Design Engineering - Bridge design and engineering - Build interactive prototypes - Ship pixel-perfect implementations ## Source [Lenny's Podcast](https://www.lennyspodcast.com/) | [refoundai.com/lenny-skills](https://refoundai.com/lenny-skills/) --- > Converted and distributed by [TomeVault](https://tomevault.io/claim/leolin990405) — claim your Tome and manage your conversions.