FULL STACKANTONIN
Antonin in a black cap and glasses in front of a graffiti brick wall
Writer · Staff Engineer · Boulder, Colorado

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 · blogging since 2012

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  1. 1The Future is Bespoke, Personalized SoftwareEvery 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 · AI WorkflowsJul 9, 2026
  2. 2The Local-First App SkillA 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.AI · AI DevelopmentJul 9, 2026
  3. The Anatomy Of My Ideal React ComponentA walkthrough of my very opinionated React Component.Digital Garden · EngineeringMar 11, 2022

AI & Machine Learning

Workflows, tools, and experiments

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AI

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.

Jul 9, 2026

AI

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.

Jul 9, 2026

I, 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.

Feb 27, 2026

AI

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.

Feb 27, 2026

Digital Garden

Engineering, opinions, and deep dives

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Digital GardenThe Simplest CSS Grids

The Simplest CSS Grids

Learn the most common CSS Grid layouts with copy-pastable examples for two-column layouts, sidebar navigation, and more.

Jan 8, 2026

Discography

Every collection on the site, pressed as an album.

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AI

AI

Album · 12 tracks

I, AI

I, AI

EP · 3 of 5 released

AI Experiments

Projects, tools, and creative AI work

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ServiceAI Workflow Consulting

AI Workflow Consulting

Helping companies implement AI tools and processes effectively

Claude, LLMs, Prompt Engineering

ArticleAI Glossary

AI Glossary

Comprehensive glossary of AI terms and concepts

Reference

ExperimentI, AI - Short Stories

I, AI - Short Stories

Science fiction exploring AI themes and futures

Creative Writing, AI

Work With Me

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

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Paused · pick up where you left offThe Anatomy Of My Ideal React ComponentDigital Garden · Antonin Januska