Senior Backend Engineer — Scalable AI-Driven Platform
Listed on 2026-11-01
-
Software Development
Backend Developer, Senior Developer, Database Engineering, Ruby on Rails
Numero is seeking a senior backend engineer to scale our Ruby on Rails monolith and deliver high-traffic backend services for campaigns and nonprofits. You will design scalable data paths, optimize SQL queries, and help shape our AI-assisted tooling as we handle billions of records and millions of requests.
You’ll collaborate on Plan Mode with Claude and Codex, own production systems, and mentor teammates. The role requires 6+ years of experience, deep reliability mindset, and excellent
Consider building your career as a Senior Backend Engineer — Scalable AI-Driven Platform at Numero.
We would love to welcome a new Senior Backend Engineer — Scalable AI-Driven Platform to our team in United States.
For the Senior Backend Engineer — Scalable AI-Driven Platform position at Numero, we are reviewing applications now.
Step into the Senior Backend Engineer — Scalable AI-Driven Platform role at Numero in United States and grow with us.
(If this job is in fact in your jurisdiction, then you may be using a Proxy or VPN to access this site, and to progress further, you should change your connectivity to another mobile device or PC).