Daniel C.

Key Skills

Software

Data Annotation Tech

Top Subject Matter

AI model training data annotation

Software Developer

Social Work

Top Data Types

Text

Computer Code Programming

Top Task Types

Classification

Evaluation/Rating

Question Answering

Freelancer Overview

Data Annotator - Data Annotation (AI training support). Brings 4+ years of professional experience across complex professional workflows, research, and quality-focused execution. Education includes Bachelor of Social Work, University of Coimbra (2024), IELTS Academic Certificate, British Council (2025) and a full-stack course by Code for All where AI was also used as a tool and taught how it works. AI-training focus includes data types such as Text and labeling workflows including Classification.

Labeling Experience

Data Annotator - Data Annotation (AI training support)

Don't discloseTextClassification

Reviewed and labeled data to support AI model training, ensuring accuracy and consistency across tasks. Performed quality checks to maintain label reliability and alignment with project guidelines. Collaborated with the broader data annotation workflow to support model readiness. • Verified labeling accuracy against instructions • Ensured consistency across repeated labeling tasks • Supported training data preparation for AI models • Contributed to overall dataset quality control

2025 - Present

Education

Work History