Germany-Based English & German AI Generalist Trainer 2026 May

Rexzone is hiring Germany-based, bilingual (English/German) AI Generalist Trainers to support RLHF and large language model evaluation by assessing, ranking, and QA-checking model outputs to improve training data quality and drive model performance improvement.

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About the Role

As an AI Generalist Trainer at Rexzone, you will evaluate and improve AI/LLM workflows by reviewing model-generated responses, applying annotation guidelines compliance, and writing clear rationales. You will contribute directly to training data quality through RLHF-style ranking, prompt evaluation, QA evaluation, and validation of edge cases across multiple domains. This is a fully remote, full-time role for candidates based in Germany with fluent English and German.

Compensation

Pay range is $35–$40 USD per hour (hourly), based on role alignment and demonstrated evaluation accuracy.

How You Will Work

You will follow project-specific annotation guidelines, perform large language model evaluation tasks, and collaborate asynchronously with QA reviewers and project leads. Success is measured through consistency, reasoning quality, and validation accuracy that supports model performance improvement.

Frequently Asked Questions

  • Q: Is this role remote?

    Yes. This is a remote, full-time role; however, you must be based in Germany.

  • Q: What tasks will I do?

    You will perform large language model evaluation, including prompt evaluation, ranking and comparison of model outputs (RLHF-style), QA evaluation, validation of responses against annotation guidelines compliance, content safety labeling when required, and writing concise rationales explaining your decisions.

  • Q: Do I need AI experience?

    AI experience is helpful but not required. You must be comfortable with structured evaluation, following detailed annotation guidelines, and maintaining high training data quality and consistency.

  • Q: What languages are required?

    Fluency in both English and German is required to evaluate bilingual prompts and responses accurately.

  • Q: What domains are covered?

    Domains can include general knowledge, reasoning, summarization, customer support scenarios, content safety labeling, and other real-world use cases that support model performance improvement.

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.

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