DEV Community

Merzouk Ayaden
Merzouk Ayaden

Posted on

I Built 65 n8n Workflows Running 24/7 With AI Agents — Here's What I Learned

The Problem With Manual Workflows

After 3 months running a multi-agent AI system in production, I made a discovery: most automation guides show you how to build one workflow. Nobody talks about what happens when you have 65 of them running simultaneously.

Here's what I learned.

What's Running in My Stack

My Guardian AI system currently runs:

  • AI-powered lead generation pipelines — scraping, enriching, and routing leads automatically
  • Automated security scanning workflows — monitoring 10+ services, alerting on anomalies
  • Self-healing infrastructure monitors — workflows that detect failures and trigger recovery sequences
  • Sales tracking and CRM automation — pipeline stages updated without human touch
  • Multi-agent orchestration patterns — agents that spawn sub-agents and coordinate work

All tested with 11,000+ automated tests over 3 months of continuous operation.

3 Patterns That Actually Work at Scale

1. Checkpoint Everything

When you have 65 workflows, failures are inevitable. I use PostgreSQL checkpointing for every long-running workflow. If it crashes at step 47 of 50, it resumes from step 47.

2. Build Smoke Tests For Every Workflow

Every workflow has a corresponding smoke test. My suite checks all 10 public endpoints, all 7 Gumroad products, and all 8 Docker containers automatically.

Current score: 10/10 public endpoints OK.

3. Rate Limit Everything External

I built a rate-limiting layer into every workflow that touches an external API. This alone saved me from 3 separate API bans.

The Templates I'm Sharing

If you're building n8n automation:

What are you automating with n8n?

Top comments (0)