Samuel Lawrentz · engineer & team lead · 9+ years
I build interfaces,
systems, and teams.
Nine years of shipping pixel-perfect UIs and the systems behind them. I write monthly about the craft - code, tools, and leading engineers.
Turn a Book Into Claude Code Skills - What Ten of Them Taught Me About Writing Skills
Someone turned a business book into ten Claude Code skills. I read all ten, ran one on a real decision, and came away with a template for turning any method you already trust into a skill.
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Writing
All posts- Sep 15, 2026 hmx - Terminal Mind Maps in Plain Text, and Why I Ported h-m-m to Go
- Sep 13, 2026 Rules First, Model Second - I Ran Alibaba's open-code-review on My Own Commits
- Sep 12, 2026 claude plugin eval - Finally a Way to Prove Your Skill Does Anything
- Sep 11, 2026 Obsidian in the Terminal - I Pointed emeraldian at My 199-Note Vault
- Sep 10, 2026 Interrogate What You Built Before Calling It Done - I Ran the Prompt on My Own Repo
Projects
GitHubkron
Cron, but it actually tells you what happened. Output capture, run history, failure tracking.
clipssh
Send clipboard screenshots to remote SSH hosts.
jira-commit-helper
VSCode extension that puts JIRA ids into commits.
quotes-generator
Browser image quote generator with Unsplash backgrounds.
react-highlight-textbox
Highlight patterns inside a text input in real time.
rc-json-editor
Lightweight, dependency-free JSON editor for React.
pasttenser
A tiny API that returns the past tense of any English verb.