[Hiring] Portuguese (Brazil) Quality Control Specialist @Welo Global

Role Description

Are you passionate about linguistics, language quality, and evaluation? We are launching an exciting language evaluation project and are looking for Portuguese (Brazil) speaking linguistics experts to join our team as Quality Control Specialists. In this role, you will assess and refine AI-generated language outputs, focusing on linguistic accuracy, grammar, and cultural relevance. Your expertise will play a critical role in improving conversational AI systems.

What you will do:

• Review and evaluate AI-generated text for linguistic accuracy, grammatical correctness, and cultural appropriateness.
• Identify issues and provide high-quality rewritten responses to improve language outputs.
• Develop natural prompts and responses in the target language to enhance conversational datasets.
• Collaborate with global teams to improve the quality and performance of AI language models.

Project Details:

• Start Date: ASAP
• Duration: 4 weeks
• Commitment: ~20 hours/week (flexible schedule)
• Job Type: Freelance contract
• Pay Rate: $25 USD/hour
• Location: Brazil (Remote)

Qualifications

• Strong academic or professional background in linguistics (required).
• Native or professional proficiency in Portuguese with excellent written communication skills.
• Deep understanding of grammar, linguistic structures, and cultural nuances of the target language.
• Experience in language review, evaluation, or similar roles.
• Comfortable working with structured tasks such as preference ranking, prompt-response writing, grammaticality checks, and text improvement.
• Detail-oriented with the ability to deliver clear, constructive feedback.

Benefits

• ✨ Limitless Flexibility: Project-based opportunities that fit your availability. Choose when and how much you want to contribute—fully remote, with complete autonomy.
• 🌱 Limitless Growth: Optional access to AI and Large Language Model workshops designed specifically for professionals like you. No coding required—just your expertise.
• 🌍 Limitless Support: Be part of a global contributor community with responsive guidance and support.
• 💡 Real Impact: Apply your expertise in the Legal field to influence the AI systems shaping the future of your industry—while collaborating with data professionals and expanding your skills.

How to Apply?

Apply now by answering a few quick questions to join our database and become part of our growing community.

Company Description

Welo Data, part of Welocalize, is a global AI data company with 500,000+ contributors delivering high-quality, ethical data to train the world’s most advanced AI systems. We’re building smarter, more human AI with a diverse community in 100+ countries.

At Welo Data, Limitless AI. Limitless You. isn’t just a slogan—it’s our promise. We build smarter AI through the power of human contribution, offering limitless opportunities for our global community to grow, contribute, and work on their terms.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.