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AI Data Labeling & LLM Evaluation Specialist

Brazil flagN/A, Brazil
$45.00/hrIntermediateOther

Key Skills

Software

Other

Top Subject Matter

Language Model Evaluation and RLHF
Legal Services & Contract Review
Regulatory Compliance & Risk Analysis

Top Data Types

TextText
DocumentDocument

Top Task Types

RLHFRLHF

Freelancer Overview

AI Data Labeling & LLM Evaluation Specialist. Brings 6+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other. Education includes Certificate, Microsoft (2024). AI-training focus includes data types such as Text and labeling workflows including RLHF.

IntermediateEnglish

Labeling Experience

AI Data Labeling & LLM Evaluation Specialist

OtherTextRLHF
I specialized in evaluating and labeling AI-generated text outputs to train and enhance language models. My responsibilities included identifying common LLM failure modes, detecting hallucinations, and assessing response quality based on specified rubrics. I applied structured human judgment for RLHF workflows, provided precise feedback, and ensured clarity, factual accuracy, and alignment with user intent. • Conducted preference ranking and evaluation of AI responses • Annotated instruction-following, clarity, and hallucination issues • Compared model outputs for quality and user alignment • Delivered written justifications to support model improvement

I specialized in evaluating and labeling AI-generated text outputs to train and enhance language models. My responsibilities included identifying common LLM failure modes, detecting hallucinations, and assessing response quality based on specified rubrics. I applied structured human judgment for RLHF workflows, provided precise feedback, and ensured clarity, factual accuracy, and alignment with user intent. • Conducted preference ranking and evaluation of AI responses • Annotated instruction-following, clarity, and hallucination issues • Compared model outputs for quality and user alignment • Delivered written justifications to support model improvement

Present

Education

M

Microsoft

Certificate, Security, Compliance, and Identity Fundamentals

Certificate
2024 - 2024

Work History

R

Raízen

Information Security and Infrastructure Analyst

N/A
2018 - 2023