For employers

Hire this AI Trainer

Sign in or create an account to invite AI Trainers to your job.

Invite to Job
R
Ruan França

Ruan França

AI Evaluator / RLHF Rater (Freelance)

Brazil flagTeresina, Brazil
$7.00/hrEntry LevelOther

Key Skills

Software

Other

Top Subject Matter

AI/Natural Language Processing
Healthcare/ Medical
Academic Research/ E-learning

Top Data Types

TextText

Top Task Types

RLHFRLHF

Freelancer Overview

AI Evaluator / RLHF Rater (Freelance). Brings 12+ years of professional experience across complex professional workflows, academic research, and quality-focused execution. Core strengths include data analysis, scientific rigor, and critical content review. Education includes a Master's degree from Universidade Federal do Piauí (UFPI) (2026) and a Postgraduate Certificate from Faculeste (2025). AI-training focus includes data types such as Text and labeling workflows, including RLHF.

Entry LevelEnglishPortuguese

Labeling Experience

AI Evaluator / RLHF Rater (Freelance)

OtherTextRLHF
As an AI Evaluator and RLHF Rater at Outlier AI, I assessed, edited, and rated responses generated by large language models in Brazilian Portuguese. My role focused on verifying factual accuracy, cultural suitability, and ensuring the safety of AI-generated content. I refined texts to guarantee impeccable grammar, logical coherence, and a natural, humanized tone.• Conducted thorough evaluations of LLM outputs for factual consistency and appropriateness • Edited and corrected grammar, style, and coherence in Portuguese texts • Applied RLHF methodologies for AI refinement and improvement • Ensured content quality and safety for end users

As an AI Evaluator and RLHF Rater at Outlier AI, I assessed, edited, and rated responses generated by large language models in Brazilian Portuguese. My role focused on verifying factual accuracy, cultural suitability, and ensuring the safety of AI-generated content. I refined texts to guarantee impeccable grammar, logical coherence, and a natural, humanized tone.• Conducted thorough evaluations of LLM outputs for factual consistency and appropriateness • Edited and corrected grammar, style, and coherence in Portuguese texts • Applied RLHF methodologies for AI refinement and improvement • Ensured content quality and safety for end users

2026 - Present

Education

F

Faculeste

Postgraduate Certificate, Applied Nutrition for Autism

Postgraduate Certificate
2024 - 2025
U

Unieducacional

Postgraduate Certificate, Clinical Nutrition, Sports Nutrition, and Phytotherapy

Postgraduate Certificate
2021 - 2022

Work History

T

Teleperformance

Customer Service Representative

Teresina
2023 - 2026
A

Atendimento Nutricional Clínico

Clinical Nutritionist

Teresina
2022 - 2024