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Senior Software Engineer LLM Evaluation (US/Canada/WEU)

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Job details

Engagement

Contract, part-time

Location

Remote

11 countries

Posted

Jul 16, 2026

OpenTrain on Trustpilot

The work

You will help create code datasets used to train and evaluate large language models. The work combines software engineering with careful review of AI-generated code and clear explanations of your decisions.

You will work with researchers and other teams to test how well AI systems handle software engineering tasks and improve the ways those systems are evaluated.

  • Create code examples and solutions in Python, JavaScript, React.js, C/C++, Java, Rust, and Go.
  • Review and improve AI-generated code for efficiency, scalability, reliability, and quality.
  • Build agents that verify code and identify common error patterns.
  • Design automated checks for solutions to software engineering tasks.
  • Consider the steps in the software engineering cycle and evaluate model performance at each step.
  • Work with cross-functional teams to improve AI coding solutions against industry benchmarks.

Requirements

The listing does not provide a pay rate. This is a contractor, part-time role with a one-month term and possible extensions based on performance and fit.

  • Time requirement: 20 or more hours per week, with flexible scheduling.
  • Language: Fluent English for clear written and spoken evaluation rationales.
  • Experience: At least three years of software engineering experience.
  • Strong experience building full-stack applications and deploying scalable, production-grade software.
  • Deep knowledge of software architecture, design, development, debugging, and code review or quality assessment.
  • Contractor terms: Medical and paid leave are not provided.
  • Skills: Python, JavaScript, Java, C++, Rust

Open to applicants in

  • Austria
  • Belgium
  • Canada
  • France
  • Germany
  • Liechtenstein
  • Luxembourg
  • Monaco
  • Netherlands
  • Switzerland
  • United States

Preferred

  • Helpful background: Experience with LLM evaluation or AI model training.

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: cmrnie1d6001t04l5kwxz8q01

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