Mark B.

Key Skills

Software

Labelbox

Other

Top Subject Matter

AI Training Data Annotation

AI Response Evaluation

Top Data Types

Text

Image

Top Task Types

Classification

Freelancer Overview

AI Data Annotator & Text Evaluator (Freelance). Brings 2+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Labelbox and Other. Education includes Bachelor of Arts, University of Texas At Austin (2020). AI-training focus includes data types such as Text and labeling workflows including Classification, Evaluation, and Rating.

Labeling Experience

AI Data Annotator & Text Evaluator (Freelance)

LabelboxTextClassification

As an AI Data Annotator & Text Evaluator, I performed structured data annotation on text and image datasets adhering to stringent guidelines. Tasks included categorizing sentiment, intent, relevance, and content, and conducting thorough quality checks. I generated clear documentation, flagged ambiguities, and recommended process improvements. • Labeled text data for sentiment, intent, and relevance with over 98% accuracy. • Conducted quality control and inconsistency flagging across dataset batches. • Delivered feedback to enhance annotation guideline clarity. • Demonstrated strong adaptability across multiple data types and project changes.

2023 - Present

AI Response Ranking Portfolio Project

OtherText

In the AI Response Ranking Portfolio project, I compared and critiqued AI-generated responses for quality and reasoning. I performed Outlier-style evaluation tasks to improve structured thinking and documentation. This role focused on evaluating the effectiveness and accuracy of text-based AI outputs. • Built samples comparing two AI responses with detailed critiques. • Identified and explained reasoning errors in AI outputs. • Used structured evaluation rubrics and clear documentation standards. • Contributed to overall AI response quality and consistency improvements.

2023 - 2023

Education

Work History