Oz Tamir

Oz Tamir

Terminally Online, Physically TLV
I'm Oz, 2x Founding Engineer at cybersecurtiy companies like Blockaid and [REDACTED]. I like to write about low level security stuff, build smart home (and adjacent) DIY projects, and shitpost about startup culture.

Let's write a harness (or: Harness Engineering 101)

The same model sits behind Cursor, Claude Code, and most other agents. What makes them different isn't the brain - it's the harness. So let's write one.

Syncing skills, rules and subagents across repos with amgr

I wrote a tool that lets you define your agent setup once - and deploy it everywhere.

Let's create a Wolt Extension for Raycast

Building a Raycast extension by reverse-engineering Wolt’s private API

From WhatsApp to Todoist: an n8n + Whatsmeow automation

Using whatsmeow, n8n, and a Gemini-based agent, my WhatsApp commitments are now synced to Todoist.

Reverse Engineering APIs with Chrome DevTools MCP

Why should I go through network requests when an agent can do it for me?