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Backend Developer - AI Trainer (France)

anyone-aiFranceSoftware Engineering
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Salary
$25 – $50 per hour
Job type
Temporary
Work mode
Remote
Experience
Mid · 3+ yrs
Posted
14 Sept 2026
Status
Open · checked 8d ago

About this role

Anyone AI is hiring a temporary Backend Developer to work as a project consultant on a remote basis from France. This part-time position suits experienced software engineers who want flexible project-based evaluation work involving Python and JavaScript.

Role Overview

Anyone AI seeks project consultants to design and evaluate realistic software engineering tasks for AI training purposes. Contributors handle tasks such as bug resolution, feature implementation, refactoring, code migrations, and test generation. This engagement allows consultants to manage their own schedules, use their own equipment, and work with other employers concurrently.

Key Responsibilities

Design and implement multi-file coding tasks covering 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.

Requirements

Advanced professional written proficiency in English.
Three to seven years of professional software engineering experience.
Strong proficiency in Python and JavaScript or TypeScript, plus working knowledge of Java, C#, or Go.
Backend or full-stack development experience in production systems.
Experience with testing frameworks such as pytest, Jest, JUnit, xUnit, or Go testing.
Proven ability to debug and navigate large, multi-file codebases.
Experience with code reviews, refactoring, and production migrations.

Skills and Tools

Python
JavaScript
TypeScript
Java
C#
Go
pytest
Jest
JUnit
xUnit

Salary and Benefits

Compensation ranges from $25 to $50 per hour, paid on a per-project basis with hourly rates estimated from anticipated completion times.
Flexible schedule where consultants control their own hours and provide their own tools.

About the Company

Anyone AI recruits skilled backend developers to participate in project-based expert evaluation work.

How to Apply

Candidates should apply on the official company careers page.

Skills and tech stack

PythonJavaScriptTypeScriptJavaC#GopytestJestJUnitxUnit

Questions candidates ask

What is the location requirement for this role?

The role is remote, and applicants must be located in France.

How is the compensation structured?

Consultants are paid on a per-project basis with estimated hourly rates between $25 and $50 based on anticipated completion time.

What level of experience is required?

Applicants must have 3 to 7 years of professional software engineering experience.

Can I work for other employers while taking on this role?

Yes, consultants may simultaneously provide services to other vendors or employers, subject to those vendors' allowances.

What programming languages are required?

Strong proficiency in Python and JavaScript or TypeScript is required, along with a working knowledge of Java, C#, or Go.

Ready to apply?

The application is on the official anyone-ai careers page.

Apply on company site