Freelance Backend Engineer for AI Agent Systems

Outlier; Birmingham; Remote; GBP 31,000 - 52,000; Full time

Benefits offered by this job

Flexible schedule

Remote work

AI tools access: $200+/month

Job summary

Outlier helps the world’s most innovative companies improve their AI agents by providing human feedback. Do you want to shape the future of autonomous agents like OpenClaw? This is a freelance, remote role with pay up to $50 USD/hr and weekly payments.

Most experts spend 5-10 hrs/week, up to 40 hours, and can choose their own schedule. Join Outlier to work on multi-step orchestration and testing, write eval rubrics, debug traces, and stress test agents, while earning competitive incentives and

Qualifications

• 2+ years of backend engineering, AI automation, or complex systems integration.
• Proven ability to build and maintain production-grade software with modular separation (e.g., distinct services for data parsing, logic processing, and reporting).
• Experience building for live, non-mocked environments and handling multi-turn system interactions.
• Outstanding attention to detail and the ability to provide clear, high-density technical feedback on complex system behaviors.
• Nice to have experience with multi-stage coordination tasks and live tool integrations.

Responsibilities

• Write Eval Rubrics
• Debug Agent Traces
• Stress Test Agent

Skills

Backend engineering

AI automation

Complex systems integration

Production-grade software

Live environments

Multi-turn interactions

Attention to detail

Prompt injection awareness

Tools

Supabase

Gmail

APIs

Job description

Outlier helps the world’s most innovative companies improve their AI agents by providing human feedback. Do you want to shape the future of autonomous agents like OpenClaw? This is a freelance, remote role with pay up to $50 USD/hr and weekly payments.

Most experts spend 5-10 hrs/week, up to 40 hours, and can choose their own schedule. Join Outlier to work on multi-step orchestration and testing, write eval rubrics, debug traces, and stress test agents, while earning competitive incentives and