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A
Ana Luiza S.

Ana Luiza S.

AI Data Annotator- Linguist

Brazil flagBelo Horizonte, Brazil

Key Skills

Software

Data Annotation TechData Annotation Tech

Top Subject Matter

Translation
Transcription
Creative writing

Top Data Types

VideoVideo
TextText

Top Task Types

Fine-tuningFine-tuning
Evaluation/RatingEvaluation/Rating
TranscriptionTranscription
Text GenerationText Generation
Question AnsweringQuestion Answering
Prompt + Response Writing (SFT)Prompt + Response Writing (SFT)

Freelancer Overview

I have experience in AI training and data annotation through DataAnnotation.tech, where I evaluate and rank AI-generated responses for accuracy and clarity. My work includes content review, quality assessment, and providing feedback to improve AI outputs. I am also bilingual in English and Portuguese, with experience in transcription, translation, proofreading, and subtitle review through TEDx volunteer projects. My strengths include attention to detail and written communication.

Labeling Experience

TedX

VideoVideoTranscriptionTranscription

As a TEDx volunteer, I transcribed spoken presentations into accurate written text and translated content between English and Portuguese I also reviewed and edited subtitles for grammar, clarity, readability, and timing.

2023 - 2025

Education

M

Maple Bear Canadian School

General Studies, General Studies

General Studies
2022 - 2025

Work History

D

DataAnnotation

Data annotator

Belo Horizonte
2026 - Present