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Pilar Medrano

Pilar Medrano

LLM evaluation and QA in English and Spanish

Argentina flagResistencia, Argentina
$8.00/hrIntermediateData Annotation TechOneformaRemotasks

Key Skills

Software

Data Annotation TechData Annotation Tech
OneFormaOneForma
RemotasksRemotasks
Scale AIScale AI

Top Subject Matter

No subject matter listed

Top Data Types

AudioAudio
Medical DicomMedical Dicom
TextText

Top Task Types

RLHF
Text Generation
Translation Localization

Freelancer Overview

Detail-oriented AI training specialist with experience in prompt engineering, response evaluation, and quality assurance for large language model development. Strong background in biology, with the ability to create and assess domain-specific content across molecular biology, genetics, and related fields. Skilled in analyzing AI-generated outputs for accuracy, clarity, and pedagogical value, and in reviewing the work of other trainers to ensure alignment with rigorous quality standards. Passionate about advancing AI’s ability to reason, explain, and communicate complex scientific concepts effectively.

IntermediateEnglishSpanish

Labeling Experience

Data Annotation Tech

AI trainer

Data Annotation TechTextText Generation
The project focused on improving model performance across a variety of domains. Responsibilities included crafting diverse input scenarios, assessing outputs for factual accuracy, coherence, and appropriateness, and delivering structured feedback to guide iterative model training. Contributed to annotation guidelines and quality assurance efforts to ensure consistency and reliability in training data.

The project focused on improving model performance across a variety of domains. Responsibilities included crafting diverse input scenarios, assessing outputs for factual accuracy, coherence, and appropriateness, and delivering structured feedback to guide iterative model training. Contributed to annotation guidelines and quality assurance efforts to ensure consistency and reliability in training data.

2024
Scale AI

AI trainer

Scale AITextText Generation
Contributed to the training of a large language model by generating high-quality, domain-specific prompts and evaluating AI-generated responses in the field of biology. Designed tasks covering topics such as molecular biology, genetics, physiology, and bioinformatics to assess the model’s reasoning, accuracy, and ability to explain complex biological concepts. In addition to prompt creation and response evaluation, performed quality assurance reviews on other trainers’ work to ensure consistency with project guidelines, factual accuracy, and pedagogical clarity. Provided structured feedback to maintain high annotation standards and improve overall training data quality.

Contributed to the training of a large language model by generating high-quality, domain-specific prompts and evaluating AI-generated responses in the field of biology. Designed tasks covering topics such as molecular biology, genetics, physiology, and bioinformatics to assess the model’s reasoning, accuracy, and ability to explain complex biological concepts. In addition to prompt creation and response evaluation, performed quality assurance reviews on other trainers’ work to ensure consistency with project guidelines, factual accuracy, and pedagogical clarity. Provided structured feedback to maintain high annotation standards and improve overall training data quality.

2023 - 2024

Education

U

University of Buenos Aires

Bachelor's Degree, Molecular Biology

Bachelor's Degree
2015 - 2020
I

Institute of Tropical Biodiversity, Mar del Plata

N/A, Conservation Biology of Terrestrial Mammals

N/A
2018 - 2018

Work History

R

Regional Institute of Medicine

Research Assistant

Resistencia
2021 - 2023
Q

Quest School

Biology Teacher

Belén de Escobar
2020 - 2021