Spanish Linguistic Expert - Evaluation Specialist

Mercor; Buenos Aires; Remote; ARS 87,426,000 - 124,516,000; Full time

Job summary

Mercor is seeking a Spanish Linguistic Expert to remotely evaluate LLM-generated Spanish text for quality across translation, summarization, dialogue, and grammar correction. The role involves editing or rewriting content to meet linguistic and cultural standards and annotating linguistic features to guide model improvements.

Ideal candidates will be native or near-native in Spanish with strong grammar, attention to detail, and experience in translation, editing, or NLP data work.

Qualifications

• Native or near-native fluency in Spanish with strong grammar and style.
• Experience in translation, editing, linguistic annotation, or NLP data work in Spanish.
• Understanding of linguistic nuances and regional variations.
• Attention to detail and remote collaboration experience.

Responsibilities

• Evaluate quality and accuracy of LLM-generated Spanish text across translation, summarization, dialogue, and grammar correction.
• Edit or rewrite Spanish content to meet linguistic and cultural standards.
• Annotate Spanish text for grammatical, syntactic, and semantic features.
• Provide linguistic feedback to guide model training.

Skills

Spanish fluency

Translation/editing

Linguistic annotation

NLP data work

Job description

About the job

Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark , General Catalyst , Peter Thiel , Adam D'Angelo , Larry Summers , and Jack Dorsey .

Position: Spanish Linguistic Experts

Type: Contract

Compensation: $50/hour

Location: Remote

Role Responsibilities

Evaluate the quality and accuracy of LLM-generated Spanish text across various use cases such as translation, summarization, dialogue, and grammar correction. Edit, refine, or rewrite Spanish content to meet linguistic and cultural standards. Annotate Spanish text for grammatical, syntactic, and semantic features. Identify model errors and language gaps, collaborating with AI researchers to improve LLM performance . Provide detailed linguistic feedback and analysis to guide ongoing model training efforts.

Qualifications

Must-Have

Native or near-native fluency in Spanish, with excellent command over grammar, syntax, and stylistics. Professional experience in translation, editing, linguistic annotation, or NLP data work in Spanish. Strong understanding of linguistic nuances, regional variations, and context-appropriate usage. Excellent attention to detail and ability to spot subtle errors or unnatural phrasing. Clear communication skills and experience working in distributed, remote teams .

Preferred

Interest in AI and LLM-driven language technologies .

Resources & Support

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