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English Linguistic Expert Evaluator

Mercor


Job Location:

Toronto - Canada

Monthly Salary: Not provided by the employer
Posted: 12 September 2026 (7 hours ago)
Application Deadline: 10 December 2026
Vacancies: 1 Vacancy

Job Summary

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 DAngelo Larry Summers and Jack Dorsey.

Position: English Language and Literature Expert
Type: Contract
Compensation: $50/hour
Location: Remote

Role Responsibilities

  • Evaluate the quality and accuracy of LLM-generated English text across various use cases such as summarization dialogue grammar correction rewriting and reasoning.
  • Edit refine or rewrite English content to meet high linguistic stylistic and cultural standards.
  • Annotate English text for grammatical syntactic semantic and stylistic features to enhance model understanding.
  • Identify model errors inconsistencies and language gaps providing feedback 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 English with an excellent command of grammar syntax vocabulary and stylistics.
  • Professional experience in editing proofreading writing linguistic annotation language evaluation or NLP data work in English.
  • Strong understanding of linguistic nuances regional variations tone and context-appropriate English usage.
  • Excellent ability to identify subtle grammatical errors awkward phrasing ambiguity and unnatural language.
  • Strong attention to detail analytical judgment and written communication skills.
  • Ability to work independently in a distributed remote environment.

Preferred

  • Interest in AI and LLM-driven language technologies.

Application Process (Takes 2030 mins to complete)

  • Upload resume
  • AI interview based on your resume
  • Submit form

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