[All remote jobs](https://jobicy.com/jobs.md)[![Welo Global logo](https://jobicy.com/data/server-nyc0409/galaxy/mercury/2026/06/83c40f94-221.webp)](https://jobicy.com/company/welo-global.md)[Welo Global](https://jobicy.com/company/welo-global.md) # Brazilian Subject Matter Expert in History AI Summary Welo Global seeks a PhD-level history specialist with expertise in Brazilian history to create rigorous Brazilian Portuguese training data for AI systems. The freelancer will write difficult domain-specific questions, develop ideal responses, and decompose responses into individually sourced factual claims. This flexible remote assignment is estimated at 60 hours over about two months and requires fully original work, with AI tools limited to research support. Success depends on scholarly judgment, precise source citation, and the ability to calibrate prompts beyond what general AI tools can answer.[Apply for this job](#job-application)[View company](https://jobicy.com/company/welo-global.md)ShareRemote from🌐 AnywhereSalaryUndisclosedDepartment[Data Science & Analytics](https://jobicy.com/categories/data-science.md)EmploymentContractExperienceOpen levelPublished5 Nov 2026Apply before5 Dec 2026Listing views25Application actions0Application toolkit ## Make your next move. Prepare your resume, explore your fit, and draft a cover letter for this opportunity. Opportunity details ## About this role. About Welo Global Welo Global is a leader in multilingual AI, technology, and content solutions serving over 2,000 clients in 300 languages. The company combines globally scaled multilingual infrastructure, including a network of over 500,000 linguists and domain experts, with advanced NLP, computational linguistics, and best-in-class compliance backed by seven ISO certifications. Welo Global’s five brands—Welocalize (multilingual content and localization services for global enterprises), Park IP (intellectual property and patent translation services for law firms and corporate legal teams), Welo Life Sciences (regulated language and compliance-aligned content solutions for pharmaceutical, biotech, and medical device organizations), Adapt (multilingual performance-led digital marketing agency), and Welo Data (multilingual data generation, evaluation, and human data infrastructure for AI systems)—serve distinct customer segments with purpose-built expertise, fit-for-purpose solutions, and supporting technology. [weloglobal.com](https://www.weloglobal.com/) To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements listed below are representative of the knowledge, skill, and/or ability required. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. ROLE OVERVIEW Welo Global is partnering with a social media client to build high-quality training data for AI systems. We are looking for Brazilian experts with PhD level to help create challenging, expert-level questions and answers in their field. The content that will directly shape how AI understands Brazilian culture, law, history, and society. This is a remote, flexible freelance engagement. All work is done in Brazilian Portuguese. What you’ll do For each assignment, you will craft a challenging, expert-level question on a Brazilian topic in your field (one that AI tools cannot fully answer), write the ideal response in Brazilian Portuguese and break that response down into individually cited facts with their sources and relevance. Important: AI tools may be used for research support only. All questions, answers, and fact breakdowns must be your own original work. We are looking for experts in the domain listed in the job posting. As a mandatory requirement, only experts with PhD level would be considered for the role. Project details * Language Pair: Brazilian Portuguese * Task: AI data annotation * Area of expertise (domain): History * Tools: Consumer-grade LLM with search (e.g., Gemini Pro), for prompt difficulty calibration * Estimated Volume: 60 hours over approximately 2 months, the hours are flexible, work on your own schedule * Location: Remote * Engagement Type: Freelance / Independent Contractor ### Compensation ### Additional Information If this opportunity aligns with your experience, we would be happy to receive your application. To proceed, please provide the following: * Share an updated CV * A brief overview of your relevant experience, particularly in History and how many years you have worked in the field * Your current availability and estimated monthly capacity Thank you again for your interest in working with [Welo Global](https://www.welocalize.com/). I look forward to learning more about your profile and exploring a potential collaboration. Welocalize Talent Management Team Job Reference: #LI-JC1 Show more [Apply now >](https://jobicy.com/jobs/159095-brazilian-subject-matter-expert-in-history.md) > Annual salary information is not provided for this position. Explore salary ranges for similar roles in our [Salary Directory ›](https://jobicy.com/salaries.md) * ![Upload CV](data:image/svg+xml;base64,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) ### Upload your resume now To unlock remote work opportunities and be discovered by global employers. This job listing has been manually reviewed by the Jobicy Trust & Safety Team for compliance with our posting guidelines, including verification of the company's legitimacy, accuracy of job details, clarity of remote work policy, and absence of misleading or fraudulent content. ## Role DNA A quick view of the complexity, pace, ownership and collaboration implied by the job description. ### Job Complexity 4/5EasyHard ### Pace & Pressure 3/5RelaxedFast-paced ### Autonomy Level 5/5GuidedFull ownership ### Communication Load 3/5IndependentCollaborative AI insightThe role requires doctoral-level subject expertise and careful historical sourcing rather than routine annotation. Contributors must independently create nuanced, original questions and citation-backed answers in Brazilian Portuguese. ## Salary analysis Estimated compensation compared with the broader US market for similar roles. Estimated job median (per hour)Highly competitive$60US market range (per hour)$45–$750$82.50 AI insightThe hourly pay period is inferred from the job context; it was not explicitly stated by the employer. No employer base pay is disclosed. Estimated freelance market compensation is USD 45–75 per hour, with a USD 60 hourly midpoint, based on the specialist PhD-level research, writing, and AI-data annotation scope; the hourly cadence is inferred from the project’s stated 60-hour workload. ## Core skills Skills and capabilities most closely associated with this opportunity. [Brazilian history](https://jobicy.com/jobs?search_keywords=Brazilian%20history.md)[Historical research](https://jobicy.com/jobs?search_keywords=Historical%20research.md)[Brazilian Portuguese](https://jobicy.com/jobs?search_keywords=Brazilian%20Portuguese.md)[Academic writing](https://jobicy.com/jobs?search_keywords=Academic%20writing.md)[Source citation](https://jobicy.com/jobs?search_keywords=Source%20citation.md)[Fact verification](https://jobicy.com/jobs?search_keywords=Fact%20verification.md)[AI data annotation](https://jobicy.com/jobs?search_keywords=AI%20data%20annotation.md)[Question design](https://jobicy.com/jobs?search_keywords=Question%20design.md)[Prompt evaluation](https://jobicy.com/jobs?search_keywords=Prompt%20evaluation.md)[Critical analysis](https://jobicy.com/jobs?search_keywords=Critical%20analysis.md)[Scholarly research](https://jobicy.com/jobs?search_keywords=Scholarly%20research.md)[Content quality assurance](https://jobicy.com/jobs?search_keywords=Content%20quality%20assurance.md) Sample interview questionsHow would you create a history question that is difficult for an AI system but answerable through scholarly research?I would select a narrowly defined historical problem that requires contextual interpretation, comparison of primary and secondary sources, and attention to historiographical debate. I would avoid questions answerable by a simple date or fact lookup and ensure the expected response can be supported by reliable citations. What process would you use to break an ideal answer into individually cited facts? I would first separate factual assertions from interpretation, then map each factual claim to the most authoritative available source. I would record the citation, explain the claim’s relevance to the answer, and verify that the source directly supports the wording used. How do you ensure your Brazilian Portuguese writing is precise and accessible for a training-data task? I use standard Brazilian Portuguese, define specialized historical terms when needed, and maintain consistent terminology throughout the question, response, and fact breakdown. I also review grammar, ambiguity, and whether each statement preserves the intended historical nuance. How would you use an LLM for prompt-difficulty calibration while preserving original work? I would use the tool only to test whether a general model can provide a complete and accurate response. I would independently design the final question, conduct the research, write the answer, and validate sources without relying on generated content as the final work. Describe how you would handle conflicting historical sources or interpretations. I would identify the nature of the disagreement, assess each source’s provenance and scholarly credibility, and represent the disagreement accurately in the answer. Where appropriate, I would distinguish established evidence from contested interpretation and cite sources reflecting the relevant perspectives. Next step ## Apply now. Follow the employer’s application method and review Jobicy’s safety guidance before sharing personal information. 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