> Markdown version of [/jobs/ext/4616956-founding-engineer-backend](https://www.wearedevelopers.com/jobs/ext/4616956-founding-engineer-backend). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Founding Engineer - Backend

- **Company:** QUINAI, LLC
- **Location:** San Francisco, CA, United States
- **Experience:** Expert
- **Contract:** Temporary contract
- **Skills:** Data Architecture, PostgreSQL, Backend
- **Published:** November 7, 2026
- **Apply:** https://www.juju.com/job/28_25303_fc8bc93e61228e3b7676dc373d3866fc

## About the Role

* 5+ years backend engineering
 * Strong data modeling instincts (you've designed schemas that had to scale)
 * Experience with Postgres, RLS, and multi-tenant data architectures
 * Comfort operating without process
 * Finance domain familiarity a plus, not a requirement

## Description

You're the first engineering hire. The next 18 months are about shipping the data and workflow layer as the foundation to support an autonomous and agentic platform.