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RTRWS TrainAI logo

RWS TrainAI

Rio de Janeiro, Rio de Janeiro

Brazilian Portuguese - Animals & Pets Subject Matter Expert (SME).

CONTRACTREMOTESENIOR LEVELDATA & ML

Project Overview

Help shape the future of AI in Brazil!

We are building a next‑generation benchmark to evaluate how well AI systems handle complex, real‑world questions in Brazilian Portuguese. This project will help improve how AI delivers accurate, reliable, and context‑aware responses for the Brazilian market.

We are seeking Brazilian Portuguese Subject Matter Experts (SMEs) in Animals & Pets to create high‑quality, expert‑level question‑and‑answer content. This role goes beyond basic data labeling and requires deep domain knowledge, critical thinking, and strong writing skills to test advanced reasoning and contextual understanding in Brazilian Portuguese.

Suitable backgrounds may include veterinary experts: licensed veterinarians, surgeons, or senior technicians in clinical practice, pathology, or pharmacology; behaviorists & ethologists: specialists in animal cognition, ethology, and advanced behavioral modification; wildlife & marine biologists: researchers and conservationists focused on Brazilian biodiversity and aquatic ecosystems; animal scientists: professionals in animal physiology, genetics, or expert-level nutrition and diet formulation; welfare & legal specialists: animal rights lawyers, policy advisors, or directors of large-scale rescue organizations; husbandry specialists: senior breed experts, master groomers, or professional breeders with deep anatomical knowledge; academic communicators: Specialized journalists or educators in veterinary science and wildlife conservation.

Please submit your resume/CV in English.

Project Details

  • Job Type: Freelance
  • Location: Brazil (Remote) - Open to candidates in Curitiba, Porto Alegre, Florianópolis, Belo Horizonte, Campinas, Vitória, Goiânia, Recife, Fortaleza, Natal, João Pessoa, Maceió, São Paulo, Rio de Janeiro, and Brasília, including but not limited to
  • Work Schedule: Part-time (10+ hours per week), fully flexible
  • Rate: 26,40 USD/hour
  • Start Date: Late October
  • Duration: Approx. 2 months
  •  
    We offer paid training upon hiring.

Key Responsibilities

  • Develop advanced, open-ended questions grounded in realistic, real-world scenarios related to veterinary medicine, animal behavior, nutrition, and the specific conservation challenges or legal frameworks unique to the Brazilian market
  • Provide in-depth, accurate, and well-structured answers supported by strong domain knowledge
  • Incorporate Brazil-specific cultural, social, and regulatory context where relevant
  • Design content that requires critical thinking, nuance, and multi-step reasoning
  • Ensure clarity, precision, and consistently high writing quality in Brazilian Portuguese
  • Follow detailed project guidelines and meet agreed timelines and quality standards
  •  
    Use of AI tools to generate answers or questions is strictly prohibited. 

Requirements

  • Native or fluent proficiency in Brazilian Portuguese (pt-BR)
  • PhD in a relevant field (required)
  • 5–10+ years of professional experience in a relevant field
  • Demonstrated expertise through academic background and/or industry experience
  • Strong analytical skills and the ability to explain complex concepts in a clear, structured manner
  • Excellent written communication skills and attention to detail
  • Ability to work independently and deliver high-quality output in a guideline-driven environment
  •  
     

    Nice to Have

  • Experience with content creation, research, education, or knowledge evaluation
  • Familiarity with AI training, data annotation, or evaluation projects
  • Background in interdisciplinary work (e.g. zoology and ethics, veterinary science, animal welfare policy, environmental studies, human–animal interaction)
  •  
    #LI-CAN17
Vendor Type
 
When applying, please select the option that best describes your working status.
 
Are you a Freelancer or Private Individual?
A Freelancer is someone who has a business license and may have a VAT number or EIN for tax purposes. A VAT (Value Added Tax) number is a unique identifier assigned to registered businesses in many countries; an EIN (Employer Identification Number) is a similar identifier used in the US. A Private Individual does not have a business license. If you aren’t sure, you are probably a private individual.
 
 
RWS embraces DEI and promotes equal opportunity. We are an Equal Opportunity Employer and prohibit discrimination and harassment of any kind. RWS is committed to the principle of equal employment opportunity for all employees and to providing employees with a work environment free of discrimination and harassment. All employment decisions at RWS are based on business needs, job requirements and individual qualifications, without regard to race, religion, nationality, ethnicity, sex, age, disability, or sexual orientation. RWS will not tolerate discrimination based on any of these characteristics.
Pay
Not stated
Where
Rio de Janeiro, Rio de Janeiro · Salvador · Fortaleza
Work
Remote
Type
Contract
Posted
8 May, 2026
Apply on the original postingSign in to apply

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