About The Role
Rex.zone is hiring Germany-based bilingual (English/German) AI Generalist Trainers to support RLHF and large language model evaluation. You will evaluate, rank, and QA model-generated responses, write clear rationales, and ensure annotation guidelines compliance to improve training data quality and model performance.
Key Responsibilities
- Evaluate and rank model outputs against rubrics
- Perform QA evaluation for consistency, safety, and instruction-following
- Write concise rationales explaining reasoning and tradeoffs
- Validate edge cases, elevate guideline gaps, and enforce annotation guidelines compliance
- Execute data labeling and prompt evaluation with high precision
- Run quality checks to improve training data quality
- Support content safety labeling and policy-based decisions
- Track errors and propose fixes that improve model performance
- Maintain clear bilingual (English/German) documentation
Basic Qualifications
- Based in Germany (remote, full-time)
- Fluent in English and German (C1+ or equivalent)
- Strong analytical skills and structured reasoning
- Excellent attention to detail and consistency on repeated evaluations
- Comfortable following rubrics and annotation guidelines
- Ability to work independently with reliable turnaround
Preferred Qualifications
- Experience in AI data labeling, RLHF, LLM evaluation, or QA evaluation
- Familiarity with helpfulness, harmlessness, factuality, and instruction-following
- Experience writing high-quality rationales and error analyses
Compensation
USD $30–$50 per hour (full-time, remote, Germany-based).
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Germany-Based English & German AI Generalist Trainer (Remote) Arbeitgeber: Rex.zone
Rex.zone ist ein hervorragender Arbeitgeber, der eine dynamische und unterstützende Arbeitsumgebung in Berlin bietet. Mit einem starken Fokus auf digitale Marketingstrategien und innovativen Technologien fördert das Unternehmen die berufliche Weiterentwicklung seiner Mitarbeiter durch kontinuierliche Schulungen und spannende Projekte. Die remote-freundliche Kultur ermöglicht es den Mitarbeitern, flexibel zu arbeiten und gleichzeitig Teil eines kreativen Teams zu sein, das sich leidenschaftlich für den Erfolg seiner Kampagnen einsetzt.
