Field notes

What I learned the expensive way.

No listicles. Just the architecture decisions, the failures, and the things I'd do differently on the next system.

LatestJun 18, 2026 3 min

The AI agent that books meetings while you sleep

Most 'AI sales agents' are a chatbot with a system prompt. Here's the architecture that actually converts — qualification logic, calendar state, and the guardrails that stop it from hallucinating a discount.

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If it can break at 3am, it isn't finished

Retries, idempotency, dead letters and alerting. The unglamorous four that separate an automation you forget about from one that quietly loses your leads for a week.

May 30, 2026 2 min

The no-code ceiling — and exactly when to write the code

n8n, Make, Zapier and GoHighLevel will take you further than purists admit. But there are five specific walls they hit, and hitting one at scale is expensive. Here's how to see them coming.

May 8, 2026 2 min