Senior Backend Engineer

Design and ship APIs and services that power Attocatalyst and client platforms.

Engineering Remote / San Francisco Full-time Node.js

Role responsibilities

You will own backend systems end to end — from API design and data modeling to performance, observability, and production reliability across distributed services.

  • Build and maintain scalable REST and event-driven services in Node.js or similar runtimes.
  • Partner with product and frontend on contracts, versioning, and backward compatibility.
  • Instrument services for tracing, metrics, and SLOs; lead incident reviews when needed.
  • Review code, mentor engineers, and raise the bar on testing and operational readiness.

Preferred qualifications

  • 5+ years backend experience
  • Strong SQL and distributed systems intuition

Apply for this role

Please complete the form below to submit your application.

After a successful submit, you will receive a confirmation email from LomE Careers at the address above (subject begins with "Application received:"). Replies go to career@borelsigma.com. If submission fails, email career@borelsigma.com with your CV and this role title.