Notes from the build.

Developer notes, findings, and code snippets from real client builds. Mostly things I learned the hard way.

SHIPSep 04 2026 · 14 min read14 min read

Signing a PDF Without Destroying It

Every free PDF signer rebuilds your contract into a new file. I wrote a PDF parser and an incremental-update writer so the original bytes survive, and then spent a day on an off-by-one that a helpful library had been hiding from me.

pdf
javascript
browser
canvas
reverse-engineering

SHIPMar 22 2026 · 5 min read5 min read

Turning Any Web Service Into a Programmable API for LLMs

Every web application is already an API — your browser proves it every time you click a button. Here's how you can reverse-engineer any web service into a clean, programmable interface that AI agents can use autonomously.

reverse-engineering
api-development
llm-tools
mcp
ai-agents
web-automation
python