Alex A.

Key Skills

Software

Labelbox

CVAT

Top Subject Matter

Technology & Artificial Intelligence - Data labeling, AI training data, machine learning datasets, software testing.

Education & Academic Research - Student records, research data entry, surveys, examination results, educational content tagging.

Healthcare & Medical Services - Patient records (non-clinical), medical data entry, health surveys, transcription, imaging annotation (basic level).

Top Data Types

No data types listed

Top Task Types

Question Answering

Text Summarization

Data Collection

Freelancer Overview

I have hands-on experience in data labeling and AI training data preparation, with a strong focus on accuracy, consistency, and adherence to detailed annotation guidelines. I have worked on labeling text-based datasets for natural language processing (NLP) tasks such as classification, sentiment analysis, content moderation, and information extraction. My background in academic research and structured writing has strengthened my ability to understand context, follow complex instructions, and produce high-quality annotations with minimal errors. What sets me apart is my strong analytical mindset, attention to detail, and reliability under tight deadlines. I am highly comfortable working with large datasets, reviewing edge cases, and applying quality control checks to ensure data integrity. In addition, my experience with research writing, critical analysis, and ethical handling of data enables me to contribute meaningfully to building accurate, fair, and trustworthy AI systems.

Education

Work History