Nelson F.

Key Skills

Software

Other

Top Subject Matter

AI and machine learning training datasets (domain unspecified)

Top Data Types

Text

Top Task Types

Classification

Entity (NER) Classification

Freelancer Overview

Data Researcher & Data Labeling Associate | Freelance. Brings 6+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other. Education includes High School Diploma, N/A and Diploma in Computer Science, N/A. AI-training focus includes data types such as Text and labeling workflows including Classification and Named Entity Recognition.

Labeling Experience

Data Researcher & Data Labeling Associate | Freelance

OtherTextClassificationEntity (NER) Classification

Performed dataset annotation and labeling for AI and machine learning use cases, following client project guidelines. Conducted quality assurance reviews to verify label accuracy, consistency, and overall data integrity. Compiled and maintained documentation related to labeling tasks and validations.• Annotated and labeled datasets for AI/ML projects.• Performed QA checks to maintain accuracy and consistency.• Conducted research, data collection, and validation across sources.• Followed documentation requirements and project guidelines.

2024 - Present

Education

Work History