Dave Kerr · dwmkerr.com

I'm a partner and Head of Engineering at QuantumBlack Labs, McKinsey & Company. I've been building software for twenty years and have always been passionate about learning and sharing the craft.

books

Master the shell, from the basics through to advanced techniques.

2026 How I Use AI in Writing My writing process (Learning, Drafting, Illustrating, Editing, Publishing) and how I use AI along the way
2026 Understanding Jev and System 1 (or "Decision") Models What TypeSafe's 'Jev' and the new class of 'system 1' (or 'decision models') actually are, whether you should care as an exec, some potential use-cases
2026 Seven Days with Fable & Seven Practical Skills Effective long-horizon task management with frontier models. Building Signalbox, a real macOS productivity tool, over about a week of twenty minutes steering each morning and evening while Fable did the work.
2026 Building Evidence with Agents When agents build software, gather evidence it works - recordings and screenshots - before you review the code.
2026 Fable vs My Chemical Romance Handing Fable a one-paragraph prompt and a few hours to build a home My Chemical Romance karaoke concert, and watching what it did unsupervised.
2026 Bipolar Disorder, Dysregulation & AI My AI Native DevCon London talk on what living with bipolar disorder taught me about regulation, and how those same patterns show up in AI-native engineering.
2026 Agentic Engineering Protocols: The Ralph Wiggum Loop Using the Ralph Wiggum Loop for iterative cleanup tasks at scale

ark 400 ⭐
Agentic Runtime for Kubernetes, run agents at scale
claude-toolkit 12 ⭐
Claude Code plugins for engineering tasks
hacker-laws 27k ⭐
Laws, theories and patterns for developers
shellwright 35 ⭐
Playwright for the shell, terminal recording and automation over MCP