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Senior Python Engineer, LLM 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 create and assess software engineering examples used to train and test large language models. The work combines hands-on coding with structured technical reviews and automated checks.

You will help measure how well AI systems handle software design, implementation, monitoring, and maintenance across production-focused engineering tasks.

  • Curate code examples and write precise solutions for software engineering tasks.
  • Correct and improve implementations in Python, C/C++, Rust, Go, Java, JavaScript, and ReactJS.
  • Review AI-generated code for correctness, efficiency, scalability, reliability, and systems-level behavior.
  • Build automated agents and verification methods for infrastructure and systems code.
  • Find recurring errors and assess model performance across prototyping, architecture, API design, production implementation, monitoring, and operations.
  • Work with cross-functional teams to improve AI coding results against performance benchmarks.

Requirements

This is a contractor engagement for candidates based in the United States. The initial term is one month, with possible extensions based on performance and fit.

  • Schedule: 20 or more hours per week with flexible scheduling.
  • Language: Professional fluency in English.
  • Experience: At least three years of software engineering experience.
  • Technical background: Strong systems programming, infrastructure, or backend development experience, including scalable, production-grade software.
  • Core skills: Software architecture, design, development, debugging, code-quality assessment, and clear written and verbal technical reasoning.
  • Skills: Python, JavaScript, Java, C++, Rust

Open to applicants in

  • United States

Preferred

  • Helpful background: A strong computer science foundation, performance-critical applications, infrastructure systems, production services, code review, automated verification, or engineering workflow evaluation.

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: cmw4vd0uw001g08l5ljmjqxmt

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