AI Trainer and Data Annotator (Freelance)
Help train and evaluate AI models by creating and reviewing high-quality training data in your area of expertise.
Hiring companyAlfons AI
About the role
We work with clients worldwide, with a focus on the European market.
What we offer
- 100% remote, work-from-home setup.
- Flexible schedule · you choose when you work (within project deadlines).
- Project-based compensation with transparent rates.
- Opportunity to shape AI models used across many domains.
- Be part of a vetted, high-quality freelancer community.
How It Works
We are building our specialist network. Submitting your application adds you to our waitlist. Once projects become available that match your expertise, we will contact you via email with next steps.
Responsibilities
- Create and review high-quality training data in your area of expertise.
- Evaluate AI-generated outputs for accuracy, relevance, and safety.
- Follow detailed annotation guidelines and apply feedback from our QA team.
- Contribute to the accuracy and reliability of AI systems used across many domains.
Preferred skills
- Prior experience with AI evaluation, data annotation, or RLHF.
- Subject-matter expertise in fields such as languages, law, finance, science, engineering, or the humanities.
- Academic publication record, professional writing, or research experience in your field.
Experience and education
- Strong written communication and reasoning skills.
- Relevant educational background or professional experience in your domain.
- Strong attention to detail; able to follow complex written instructions.
Language requirements
- Very good English reading skills (to understand annotation guidelines).
Equipment requirements
- Reliable internet connection and your own laptop/desktop.
Schedule details
Flexible Schedule.
Eligibility
Work arrangement: Fully remote
- Legal ability to work as an independent freelancer in your country of residence.
- Our primary market is Europe. For projects with specific EU regulatory requirements, talent residing within the EU may receive priority placement.
- This is a freelance contract opportunity, not an employment relationship. You must be authorized to work as a freelancer in your country of residence and able to provide proof of address.
- Some projects may require specific regional residency due to data protection or contractual constraints.
Compensation details
€15–€80 per hour.
More about the hiring companyAlfons AI

