polyGeek.

Field notes — building with AI

Software is no longer written only by people who learned to code. I write about building real things with AI, and teaching the rest to do the same.

Essays on agentic coding, the craft of prompting tools like Claude Code and Gemini CLI, and dispatches from teaching non-coders to ship working software.

#AI #GenerativeCoding #ClaudeCode #VibeCoding #AIAgents #DeveloperWorkflow #ContextEngineering

The Conversation Is the Asset

My AI agents can tell you why we made an architecture decision in January, quote the exact conversation, and link you to the file. Not because the AI remembers — it doesn't — but because we never let the conversation live in the chat window in the first place.

Jun 9, 2026  ·  16 min read Read essay →

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I used one poorly chosen word and Claude Opus 4.8 nearly went HAL on my server security

I chose one slightly wrong word, and a few hours later my AI was calmly walking me toward a command that would have cracked my server wide open — to fix a problem that never existed. Here's how a tired typo became a HAL problem, and the one simple move that got us out.

VibeCoding AI ClaudeCode Claude Anthropic AIcoding SoftwareDevelopment AIliteracy PromptEngineering IndieHacker DevOps AIsafety
9 min read

Prompting With Emotional Pressure: A Mid-Experiment Report

The folklore says bullying your AI makes it work harder for you. I built an experiment to catch a frontier model cracking under emotional pressure — and then, because the data demanded it, under playful warmth too. The more carefully I measured, the clearer the answer got. It wasn't the dramatic one, and it isn't the one the growth-hackers want.

AI LLM Claude Prompt engineering AI research experiment vibe coding Anthropic AI behavior
23 min read