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Senior Backend Engineer (Python/FastAPI) AI Evaluation

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Job details

Engagement

Contract, part-time

Location

Remote

United States only

Posted

Nov 6, 2026

OpenTrain on Trustpilot

The work

You will assess AI-generated code and other software engineering materials using project guidelines. Your reviews will help AI systems learn from code examples and clear, evidence-based feedback.

  • Review source materials and model outputs against project guidelines.
  • Apply project rubrics and document evidence-based judgments.
  • Explain your judgments clearly so the feedback can improve model behavior.
  • Maintain consistent, high-quality reviews across repeated tasks.

Requirements

  • Pay information is not provided.
  • Time commitment: 20 or more hours per week; the schedule is described as flexible.
  • At least 3 years of software engineering experience.
  • Strong skills building full-stack applications with Python and JavaScript, including React and Node.js, and working across backend and frontend codebases.
  • Experience deploying scalable, production-grade software with modern languages and tools.
  • A deep understanding of software architecture, design, development, debugging, and code quality review.
  • Clear spoken and written English for explaining evaluation judgments.
  • Graduates of Stanford, MIT, Carnegie Mellon, UC Berkeley, Georgia Tech, or comparable programs are welcome; strong experience and skills take priority over school background.
  • Skills: Python, JavaScript, Java, C++, Rust

Open to applicants in

  • United States

How to apply

  1. Press Apply now. You create a free OpenTrain account and add your resume.
  2. Finish your application on the hiring company's site. The company decides who it hires, so it runs its own form.

Job ID: cmw4vd4l7002a08l5t19akgmo

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