Slovak Language AI Evaluation Expert

About OpenTrain

OpenTrain AI is the hiring and contracting organization for this role and the #1 platform for finding and building careers in AI training and data labeling. OpenTrain helps contributors develop credible experience, build an AI training portfolio, and discover projects where their language and subject-matter skills can shape next-generation AI.

About AI Language Training

AI training is the human work behind modern language models. Specialists write examples, assess model responses, identify errors, and provide feedback that helps AI become more accurate, natural, useful, and safe. This remote work can offer flexible, part-time participation in a fast-growing technology field.

The Role

OpenTrain AI is seeking a Slovak Language AI Evaluation Expert to review AI-generated Slovak content and create high-quality reference material for language model training. You will combine Slovak editing, localization quality review, translation assessment, content generation, and comparative evaluation of model responses.

This is a remote, part-time hourly contractor role for workers based in Slovakia. The role requires a commitment of 20 or more hours per week and offers an advertised rate of up to $20 per hour.

• Employment type: Part-time contractor
• Location: Slovakia
• Time requirement: 20+ hours per week
• Languages: Slovak and English
• Advertised rate: Up to $20 per hour

What You’ll Do

You will assess whether AI-generated responses are accurate, fluent, idiomatic, culturally appropriate, logically consistent, and aligned with the prompt. Your work will include detailed written feedback, high-quality rewrites, reference answers, and structured comparisons of model outputs.

• Create prompts and gold-standard Slovak answers across general knowledge, customer support, education, conversational writing, translation, localization, and culturally sensitive topics.
• Review Slovak text for grammar, spelling, diacritics, punctuation, tone, register, terminology, meaning preservation, and natural phrasing.
• Identify mistranslations, ambiguity, factual hallucinations, bias, unsafe or misleading content, and culturally mismatched language.
• Write clear, idiomatic Slovak rewrites and model answers that preserve meaning while improving clarity.
• Rate or compare multiple responses for correctness, fluency, fidelity, structure, safety, tone, and cultural appropriateness.

Requirements

This role is suited to a Slovak language specialist with excellent written judgment and a strong understanding of how language changes across formal, professional, educational, conversational, and public-facing contexts. The listing is classified as entry level, while the role description requires substantial language-work experience.

• Native or near-native Slovak proficiency with excellent reading and writing ability.
• Professional English proficiency at C1 or higher for following guidelines and providing detailed written feedback.
• Deep knowledge of Slovak grammar, including cases, declension, conjugation, aspect, word order, spelling, punctuation, diacritics, tone, and style.
• Ability to distinguish formal, neutral, conversational, professional, educational, and public-facing registers.
• Strong attention to subtle meaning shifts, unnatural translations, terminology issues, ambiguity, and culturally mismatched expressions.
• Ability to produce idiomatic Slovak rewrites that preserve meaning and improve clarity.
• Ability to compare AI responses for correctness, fluency, cultural appropriateness, safety, tone, and register.
• A bachelor’s degree or higher in linguistics, Slovak language or literature, translation, communications, journalism, or a related discipline, or equivalent professional experience.
• At least three years of experience in writing, editing, localization, translation, content quality assurance, journalism, education, or related language work.
• Prior AI data training, translation QA, editorial QA, localization QA, or rubric-based evaluation experience is helpful.

Why Work With OpenTrain

AI training contributors directly influence how state-of-the-art language models communicate and respond. Through OpenTrain, you can develop a profile that showcases your experience, find projects aligned with your language skills, and build a durable portfolio in an expanding technology industry.

Creating an OpenTrain account is free, and you can apply to this contractor opportunity in minutes.