Portuguese AI Specialist / LLM Trainer (Part-time, Remote from Brazil)

Bilingual Or Multilingual Contributor For Generative Ai Projects

We are looking for bilingual or multilingual contributors to work on cutting-edge Generative AI projects. You will contribute to the improvement of Large Language Models (LLMs) used in various AI applications. This is a fully remote from Brazil, part-time position with flexible working hours.

Responsibilities

• Annotate and analyze text-based data
• Evaluate the quality and relevance of AI-generated responses
• Compare multiple AI outputs and identify the best-performing answers
• Write and improve prompts used to train AI systems
• Contribute to fine-tuning and linguistic evaluation tasks
• Follow detailed project guidelines and quality standards
• Ensure confidentiality and accuracy throughout the annotation process

Required Languages

• Fluent in English
• Fluent in Portuguese
• Strong written communication and grammar skills

Required Skills

• Strong analytical skills and attention to detail
• Comfortable working with online platforms and digital tools
• Ability to follow detailed instructions and guidelines
• Interest in Artificial Intelligence and emerging technologies
• Previous experience in data annotation, translation, content writing, linguistics, or AI-related projects is a plus

What We Offer

• Fully remote work environment
• Flexible part-time schedule
• Training and onboarding provided
• Opportunity to work on innovative Generative AI projects
• International and multicultural work environment
• Opportunity to develop experience in the fast-growing AI industry

Why Join Isahit?

• Work on real-world AI and LLM projects for leading companies
• Help shape the future of Generative AI technologies
• Join an international community of qualified contributors across 24 countries and 17 languages
• Gain valuable experience in AI operations and data annotation
• Be part of a B Corp certified company combining technology, quality and social impact