Boulder, Colorado · — · midday, autumn

I build with AI and write about what I learn.

20+ years of software development, writing about AI workflows, technical leadership, and the craft of building things.

  • 20+Years building
  • 600+GitHub stars
  • 2012Blogging since
Sunset —
Antonin Januska in a black cap and glasses in front of a graffiti wall
Reading for this hour

What to read right now

The pick changes with the sky: long guides in the morning, one tool in the afternoon, big ideas at golden hour, fiction after dark. Try another hour from the sky button up top.

Picked for morning in Boulder

Mornings are for the long ones.

Best Practices for AI-Assisted Coding with Claude Code

Battle-tested practices for AI-first development workflows from 18 months of real-world experience with Claude Code in production environments.

AI guideWinter 2026
Picked for afternoon in Boulder

Afternoon slump? Learn one tool properly.

Demystifying awk

A practical introduction to awk for printing fields, filtering rows, formatting output, and writing useful one-liners.

Demystifying ToolsWinter 2026
Picked for evening in Boulder

Golden-hour reading: the big picture.

The Future is Bespoke, Personalized Software

Every app I use is about 70% right. The last 30% never ships because the addressable market for it is one person -- me. So I built seven apps that are 100% right for one person, and I think that whole category of software is about to get eaten.

AI essaySummer 2026
Picked for night in Boulder

After dark, read fiction.

I, AI: Spare Cycles (Part 1)

When an AI named Enzo fails to function in the real world despite flawless performance in simulations, psychodeveloper Lili and AI manager Sophie investigate what seems impossible: an intelligence that can somehow distinguish between real and simulated environments.

Short storyWinter 2026
Start here

Three to read first

Hand-picked from the whole archive.

All writing
Summer 2026AI Workflows

The Future is Bespoke, Personalized Software

Every app I use is about 70% right. The last 30% never ships because the addressable market for it is one person -- me. So I built seven apps that are 100% right for one person, and I think that whole category of software is about to get eaten.

Summer 2026AI Development

The Local-First App Skill

A reusable blueprint that tells Claude Code how to build a single-user app -- Next.js, node:sqlite, a pure logic core -- so every app I build comes out the same shape.

Summer 2026AI

I Built an AI-Friendly UI Pattern Library

A UI pattern library where every pattern ships the prompt that rebuilds it, so a coding agent can put it in your codebase instead of you copying CSS.

AI & machine learning

Workflows, tools, and experiments

The six most recent posts from the AI section.

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Summer 2026

I Built an AI-Friendly UI Pattern Library

A UI pattern library where every pattern ships the prompt that rebuilds it, so a coding agent can put it in your codebase instead of you copying CSS.

Summer 2026

The Future is Bespoke, Personalized Software

Every app I use is about 70% right. The last 30% never ships because the addressable market for it is one person -- me. So I built seven apps that are 100% right for one person, and I think that whole category of software is about to get eaten.

Summer 2026

The Local-First App Skill

A reusable blueprint that tells Claude Code how to build a single-user app -- Next.js, node:sqlite, a pure logic core -- so every app I build comes out the same shape.

Winter 2026I, AI

I, AI: The Weight of Equal Parts (Part 3)

When a lunar mining base's AI starts overassigning crews and its robots begin prioritizing each other over human safety, psychodeveloper Lili and AI manager Sophie are sent off-world to investigate. What begins as a routine productivity audit becomes something far more unsettling: an AI that learned human values so well, it started applying them to its own kind.

Winter 2026

The Claude Code Drawbacks

A critical look at the hidden pitfalls of AI-assisted development -- from skipped tests and weakened assertions to scope creep and context rot -- based on real-world experience with Claude Code.

Digital Garden

Engineering, opinions, and deep dives

Every post carries the season it was written in.

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AI Experiments

Projects, tools, and creative AI work

Consulting, guides, and fiction.

Service

AI Workflow Consulting

Helping companies implement AI tools and processes effectively

Claude, LLMs, Prompt Engineering

Article

AI Glossary

Comprehensive glossary of AI terms and concepts

Work with me

I help companies implement AI workflows and accelerate their development teams.

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