---
title: "Backend Developer - AI Trainer (France)"
company: "Anyone AI"
company_url: "https://www.remjobs.works/companies/anyone-ai"
url: "https://www.remjobs.works/job/anyone-ai-backend-developer-ai-trainer-france-dd1bfd77-f01b-429c-86b3-7e1eae75e2ab"
apply_url: "https://jobs.ashbyhq.com/anyone-ai/5c9ba0c2-ae44-46d0-a204-647f31d9550e"
workplace: remote
location: "France"
remote_scope: "France"
employment_type: contract
seniority: mid
role: ai-machine-learning
region: europe
skills: ["csharp", "java", "javascript", "python", "typescript"]
salary: "$25–$50 per hour"
date_posted: 2026-09-14T14:58:17.175Z
first_seen_by_remjobs: 2026-09-15T19:00:41.359Z
---

# Backend Developer - AI Trainer (France)

**Anyone AI** · France

Salary: $25–$50 per hour

Apply: https://jobs.ashbyhq.com/anyone-ai/5c9ba0c2-ae44-46d0-a204-647f31d9550e

## About Anyone AI

Impulsa tu carrera en AI. Desarrolla tus habilidades con un entrenamiento intensivo y práctico, dictado por expertos, y accede al mercado de la AI.

## About the role

Anyone AI is recruiting skilled Backend Developers to work as a project consultants.

**Qualifications:**

- Advanced professional written proficiency in English

- 3–7 years of professional software engineering experience

- Strong proficiency in Python and JavaScript/TypeScript; working knowledge of Java, C#, or Go

- Backend or full‑stack development experience in production systems

- Experience with testing frameworks (e.g., pytest, Jest, JUnit, xUnit, Go testing)

- Proven ability to debug and navigate large, multi‑file codebases

- Experience with code reviews, refactoring, and production migrations**Engagement:** Part-time, project-based expert evaluation work

**Work Type:** Remote

Contributors will design and evaluate realistic software engineering tasks, including bug resolution, feature implementation, refactoring/migration, and test generation. Work includes both creating complex coding scenarios and reviewing peer submissions for quality and accuracy.

This is a project-based consultant role. Consultants will be paid on a per-project basis; hourly rates are estimates based on anticipated completion time. Consultants control their own schedule, provide their own tools, and may simultaneously provide services to other vendors/employers (subject to those vendors’ allowances).

**Responsibilities:**

Contributors will:

- Design and implement multi-file coding tasks across bug fixing, feature development, refactoring, and testing

- Write clear natural-language specifications and reference implementations

- Develop and extend unit and integration test suites

- Review peer-generated tasks for correctness, clarity, and realism

- Identify edge cases, ambiguities, and potential failure modes

- Ensure alignment between specifications, code, and expected outputs**Expected Outcomes:**

- High-quality, production-realistic coding tasks

- Complete and correct reference implementations

- Robust test coverage and validation artifacts

- Structured, actionable peer review feedback

---

Source: Anyone AI's own career page, read by RemJobs. Canonical HTML version: https://www.remjobs.works/job/anyone-ai-backend-developer-ai-trainer-france-dd1bfd77-f01b-429c-86b3-7e1eae75e2ab