Key Skills

Software

Remotasks

Other

Top Subject Matter

Mathematical Reasoning

AI Evaluation

Natural Language Processing (Portuguese)

Top Data Types

Text

Image

Top Task Types

Fine-tuning

Classification

Freelancer Overview

AI Trainer & Data Annotator. Core strengths include Internal, Proprietary Tooling, and Remotasks. AI-training focus includes data types such as Text and Image and labeling workflows including Evaluation, Rating, and Fine-tuning.

Labeling Experience

Data Analyst & AI Trainer

OtherImageClassification

At Alignerr, I served as a Data Analyst & AI Trainer spanning domains such as healthcare and finance. My work included annotating both image and video data to improve the accuracy of AI models. I performed in-depth analysis to strengthen model outputs and ensure sector-specific reliability. • Conducted image and video data annotation • Participated in model training for diverse sectors • Performed post-annotation quality reviews • Supported AI-driven workflow enhancements

At Alignerr, I served as a Data Analyst & AI Trainer spanning domains such as healthcare and finance. My work included annotating both image and video data to improve the accuracy of AI models. I performed in-depth analysis to strengthen model outputs and ensure sector-specific reliability. • Conducted image and video data annotation • Participated in model training for diverse sectors • Performed post-annotation quality reviews • Supported AI-driven workflow enhancements

Not specified

AI Trainer/Data Scientist/Data Analyst

RemotasksTextFine Tuning

At Remotasks, I worked as an AI Trainer and Data Scientist focusing on Natural Language Processing projects in Portuguese. My tasks involved training NLP models, analyzing datasets for improvements, and building optimized datasets tailored to training requirements. I contributed to both the construction and quality evaluation of critical language datasets for AI development. • Prepared and annotated Portuguese language datasets • Analyzed textual data for performance enhancements • Built and optimized datasets for NLP tasks • Contributed to model fine-tuning and output evaluation

At Remotasks, I worked as an AI Trainer and Data Scientist focusing on Natural Language Processing projects in Portuguese. My tasks involved training NLP models, analyzing datasets for improvements, and building optimized datasets tailored to training requirements. I contributed to both the construction and quality evaluation of critical language datasets for AI development. • Prepared and annotated Portuguese language datasets • Analyzed textual data for performance enhancements • Built and optimized datasets for NLP tasks • Contributed to model fine-tuning and output evaluation

Not specified

AI Trainer & Data Annotator

Text

As an AI Trainer & Data Annotator at Invisible Technologies, I focused on training models with an emphasis on mathematical reasoning. My responsibilities included annotating and validating textual datasets to ensure high-quality data. I worked to improve overall model performance and accuracy during the process. • Trained AI models using curated textual data • Annotated and validated large collections of text datasets • Evaluated model responses for mathematical accuracy • Contributed to workflows optimizing AI model outputs

As an AI Trainer & Data Annotator at Invisible Technologies, I focused on training models with an emphasis on mathematical reasoning. My responsibilities included annotating and validating textual datasets to ensure high-quality data. I worked to improve overall model performance and accuracy during the process. • Trained AI models using curated textual data • Annotated and validated large collections of text datasets • Evaluated model responses for mathematical accuracy • Contributed to workflows optimizing AI model outputs

Not specified

Education

Work History