# ServiceNow Expert Agent

Production-grade multi-agent system managing 12 ServiceNow domains with circuit breakers, checkpointing, and tenant isolation.

Source: https://www.iamfern.com/projects/servicenow-expert

Role: Principal Engineer

## architecture

- 18 specialized LangGraph agents
- PostgreSQL checkpointing for session resumption
- Per-user ChromaDB memory isolation

## scale

- 354,977 LOC base
- 10 concurrent asyncpg connections
- Supports multi-tenancy via env override propagation

## stack

- ServiceNow
- LangGraph
- PostgreSQL
- MCP
- Python