Portuguese HR Documentation Specialist (Remote, Part-Time)

About OpenTrain

OpenTrain is the #1 platform for finding and building careers in AI training and data labeling. We help people discover projects, build a unified AI training portfolio, and grow freelance careers working on the human side of modern AI.

We connect skilled contributors with short- and long-term contractor work across the industry, including projects that use real HR materials to teach next-generation language systems.

Why AI training matters

AI training (also called data labeling or human feedback work) is how modern models learn from human examples and judgment. Contributors annotate, evaluate, and improve real-world text and documents so AI systems behave accurately and responsibly.

This work is often fully remote and flexible, making it an accessible, cutting-edge way to apply HR expertise to shape how AI understands workplace materials.

The role

OpenTrain is recruiting a Portuguese HR Documentation Specialist to help train AI systems using Portuguese-language HR materials for client projects (client: OpenTrain). This is a part-time contractor role, remote and worldwide.

Time commitment: 20+ hours per week. Employment type: contractor, part-time. Pay: hourly, up to $45/hr (hourly range listed $10–$45/hr). Labeling tasks include evaluation ratings and text-generation examples applied to documents.

What you'll do

You will create, review, and improve HR documentation and templates in Portuguese and collaborate with an AI training team to produce accurate examples grounded in real HR terminology and workflows.

• Create, review, and improve HR templates, policies, contracts, onboarding materials, and employee communications in Portuguese.
• Evaluate documents for structure, clarity, consistency, compliance, and alignment with enterprise HR best practices.
• Provide written and verbal feedback on organization, readability, and recommended improvements.
• Identify gaps and inconsistencies and recommend actionable fixes that support compliance and effectiveness.
• Work with the AI training team to craft high-quality examples and evaluation inputs for model training.

Requirements

You must meet all required qualifications below to be considered.

• Native-level proficiency in Portuguese.
• Strong written and verbal communication skills in Portuguese.
• Bachelor’s degree or higher in Human Resources, Business Administration, or a related field.
• At least 3 years of HR experience specifically creating or working with HR documentation.
• Advanced use of Microsoft Word, Excel, and PowerPoint.
• Exceptional attention to detail and ability to spot documentation inconsistencies.
• Experience working with or for Fortune 500 companies.

Helpful background and who should apply

This role is a fit for HR professionals, documentation specialists, or HR trainers who understand enterprise processes and can translate that knowledge into clear examples for models.

Candidates with cross-cultural HR experience between the U.S. and Portuguese-speaking countries, or experience training others in documentation best practices, are especially well suited.