Germany-Based English & German AI Generalist Trainer (Remote, Full-Time) 2026 May

Rexzone is hiring Germany-based English/German AI Generalist Trainers to support RLHF and large language model evaluation by ranking model outputs, performing QA evaluation, and writing clear rationales that strengthen training data quality and drive model performance improvement.

About the Role

As a Germany-based English & German AI Generalist Trainer at Rexzone, you will work remotely in full-time capacity to evaluate and improve AI/LLM workflows. You will assess, rank, and QA model-generated responses, apply annotation guidelines compliance, and document reasoning to improve training data quality and support model performance improvement through RLHF and large language model evaluation.

What You Will Do

You will complete prompt evaluation and response ranking tasks in both English and German, validate outputs for accuracy and safety, and provide concise rationales that can be used to refine datasets for RLHF. Your work directly supports training data quality, annotation guidelines compliance, and model performance improvement across multiple domains.

Pay And Work Setup

This is a remote, full-time role for candidates based in Germany. Compensation is $35–$40 USD per hour, depending on task complexity and quality outcomes, with expectations around consistent delivery, careful reasoning, and strong QA evaluation.

How To Apply

Apply through Rexzone with your updated resume/CV highlighting bilingual English/German proficiency and any experience with evaluation, data labeling, QA, or content review. Strong analytical writing samples (English and/or German) are helpful for demonstrating rationale quality.

Frequently Asked Questions

Q: Is this role remote?
Yes. This is a remote, full-time role for candidates based in Germany working with Rexzone.
Q: What tasks will I do?
You will perform large language model evaluation tasks including prompt evaluation, ranking and comparing outputs, QA evaluation against annotation guidelines, validation checks, content safety labeling where required, and writing clear rationales to support RLHF and training data quality.
Q: Do I need AI experience?
AI experience is helpful but not strictly required. You must be comfortable with structured evaluation, careful reasoning, and annotation guidelines compliance; training will be provided for task formats and quality standards.
Q: What languages are required?
Fluency in both English and German is required because tasks involve bilingual evaluation, writing rationales, and validating localized outputs.
Q: What domains are covered?
Domains vary by project and may include general knowledge, customer support-style conversations, writing quality, factuality checks, instruction-following, and content safety labeling—focused on model performance improvement and training data quality.

230+Domains Covered

120K+PhD, Specialist, Experts Onboarded

50+Countries Represented

Industry-Leading Compensation

We believe exceptional intelligence deserves exceptional pay. Our platform consistently offers rates above the industry average, rewarding experts for their true value and real impact on frontier AI. Here, your expertise isn't just appreciated - it's properly compensated.

Work Remotely, Work Freely

No office. No commute. No constraints. Our fully remote workflow gives experts complete flexibility to work at their own pace, from any country, any time zone. You focus on meaningful tasks - we handle the rest.

Respect at the Core of Everything

AI trainers are the heart of our company. We treat every expert with trust, humanity, and genuine appreciation. From personalized support to transparent communication, we build long-term relationships rooted in respect and care.

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