Senior Backend & Data Systems Engineer (Remote)

QofAI; San Francisco, Northern (CA, KY); Hybrid; USD 140,000 - 210,000; Full time

Job summary

QofAI is hiring a backend-focused engineer to own the core data systems and services that power our AI-driven platform. You will scope vague problems into concrete multi-month plans and ship robust, scalable solutions that others build upon.

You will stay hands-on in code, drive architectural decisions, and mentor teammates to improve technical judgment and overall product reliability. Remote work is available from major hubs, with US-wide collaboration.

Qualifications

• Deep expertise in backend and distributed systems, focusing on data, reliability, and performance.
• Led multi-month technical initiatives from ambiguity to shipped production software.
• Strong technical judgment on trade-offs, robustness, and ship-ready decisions.

Responsibilities

• Design backend and data systems that other engineers depend on and own architectural decisions.
• Scope ambiguous problems into multi-month plans and deliver production-ready solutions.
• Ensure platform performance, correctness, and resilience; build for failure and graceful degradation.
• Mentor engineers, raise technical judgment, and drive alignment beyond the immediate team.
• Stay hands-on in code while coordinating with product partners.

Skills

Backend systems

Distributed systems

System design

Mentorship

Tools

Postgres

AWS

Docker

Job description

QofAI is hiring a backend-focused engineer to own the core data systems and services that power our AI-driven platform. You will scope vague problems into concrete multi-month plans and ship robust, scalable solutions that others build upon.

You will stay hands-on in code, drive architectural decisions, and mentor teammates to improve technical judgment and overall product reliability. Remote work is available from major hubs, with US-wide collaboration.