Brazilian Subject Matter Expert in History (PhD level)

Remote from: Europe
Annual salary: Undisclosed
Salary information is not provided for this position. Check our Salary Directory to estimate the average compensation for similar roles.
Department: Education & E-learning
Employment type: Full Time,
Job posted: 22 Jun 2026
Apply before: 22 Jul 2026
Experience level: Senior
Views / Applies: 53 / 6

About company

About Welo Global

Smarter AI. Better Business.

Computer Software
2006

Actively Hiring

AI Summary

This is a freelance, remote role for a PhD-level Brazilian History expert to create challenging questions and answers for AI data annotation. The work involves crafting expert-level content in Brazilian Portuguese, breaking down responses into cited facts. The project is flexible, with an estimated 60 hours over 2 months. The ideal candidate has deep knowledge of Brazilian history and a PhD degree. This is a contract position with Welocalize, a global language services company.

Role DNA

Job Complexity

Easy Hard

Pace & Pressure

Relaxed Fast-paced

Autonomy Level

Guided Full Ownership

Communication Load

Independent Highly Collaborative

AI Insight Requires PhD-level expertise and the ability to create original, challenging questions that AI cannot fully answer, making it highly demanding intellectually.

Salary Analysis

AI Insight The offered salary is not specified, but given the freelance nature and specialized PhD-level expertise, the market rate for similar roles ranges from $40,000 to $100,000 annually, with a median around $65,000. This role pays on a per-project basis.

Key Skills

Brazilian History PhD Subject Matter Expert AI Training Data Annotation Question Generation Brazilian Portuguese Remote Freelance Academic Expertise

Cover Letter Sample

Dear Hiring Manager,

I am writing to express my interest in the Brazilian Subject Matter Expert in History position. I hold a PhD in History with a specialization in Brazilian history and have over 10 years of experience in academic research and teaching. I am adept at creating challenging, nuanced questions that require deep expertise, and I am comfortable using AI tools for research while ensuring original, high-quality output. I am excited about the opportunity to contribute to AI training data that accurately represents Brazilian culture and history. My availability is flexible, and I can commit to the estimated 60 hours over the next two months.

Possible Interview Questions

Describe your experience with Brazilian history at the PhD level. What specific areas are you most knowledgeable in?

I have a PhD in History from the University of São Paulo, focusing on the colonial period and the transition to the Empire. I have published widely on the social and political history of 19th-century Brazil.

How would you approach creating a challenging question about Brazilian history that an AI model cannot easily answer?

I would identify nuanced historiographical debates, such as the interpretation of the causes of the 1930 Revolution, and craft a question that requires critical reasoning and specific contextual knowledge.

How do you ensure that your questions and answers are original and not copied from AI-generated content?

I use AI tools for research support but always formulate questions and answers based on my own expertise and unique insights. I also cross-check facts with primary sources.

Can you provide an example of a fact breakdown with sources?

For a question about the economic impact of the gold rush, I would cite: 'The gold rush led to increased urbanization in Minas Gerais (source: Bethell, 1998).' I would explain its relevance to the AI's understanding.

Why are you interested in working on AI training data for Brazilian history?

I believe accurate AI understanding of Brazilian culture and history is crucial, and my expertise can help ensure the training data reflects complex realities.

As a trusted global transformation partner, Welocalize accelerates the global business journey by enabling brands and companies to reach, engage, and grow international audiences. Welocalize delivers multilingual content transformation services in translation, localization, and adaptation for over 250 languages with a growing network of over 400,000 in-country linguistic resources. Driving innovation in language services, Welocalize delivers high-quality training data transformation solutions for NLP-enabled machine learning by blending technology and human intelligence to collect, annotate, and evaluate all content types. Our team works across locations in North America, Europe, and Asia serving our global clients in the markets that matter to them.

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

Welocalize is partnering with a social media client to build high-quality training data for AI systems. We are looking for Brazilian experts with 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.

Responsibilities

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

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 Welocalize. I look forward to learning more about your profile and exploring a potential collaboration.

Welocalize Talent Management Team

Job Reference: #LI-JC1

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