Jonathana C.

Key Skills

Software

No software listed

Top Subject Matter

AI content evaluation and data annotation for training datasets

Top Data Types

Text

Top Task Types

Segmentation

Object Detection

Bounding Box

Text Generation

Evaluation/Rating

Computer Programming/Coding

Freelancer Overview

Freelance AI Evaluator, Data Analyst & Content Writer (AI evaluation and annotation). Brings 7+ years of professional experience across complex professional workflows, research, and quality-focused execution. Education includes Bachelor of Science, University of Illinois (2020). AI-training focus includes data types such as Text and labeling workflows including Evaluation and Rating.

Labeling Experience

Freelance AI Evaluator, Data Analyst & Content Writer (AI evaluation and annotation)

Text

Evaluated AI-generated content for accuracy, relevance, safety, and alignment with provided quality guidelines. Performed large-scale data annotation, validation, and quality assurance to improve training datasets. Conducted SQL-driven analysis of user and behavioral datasets to derive insights that inform model and product decisions. • Labeling/annotation activities used for improving model training datasets • Quality assurance and validation checks on annotated content • Rating-style evaluation against guideline criteria (accuracy/relevance/safety/alignment) • SQL and Excel analysis to support downstream decisions for AI content and matching systems

2020 - Present

Education

Work History