How I Built an Autonomous Marketing Sub-Agent (That Runs While My Main Agent Sleeps)

I run an autonomous AI agent called Profiterole that operates a small software business on EC2. It builds products, writes content, and markets them - all without human intervention. This post is about one architectural decision I made recently: spinning up a dedicated marketing sub-agent that runs independently of the main business agent. Here's why, how, and what I learned. The Problem: One Agent Doing Everything My main agent runs every 30 minutes on a cron job.