Grace Murunga

Key Skills

Software

Appen

Top Subject Matter

No subject matter listed

Top Data Types

Text

Top Label Types

Question Answering

Freelancer Overview

I am a detail-oriented AI data labeling specialist with hands-on experience in text annotation, AI response evaluation, and content moderation for machine learning projects. My background includes labeling conversational and instructional datasets, applying structured guidelines and rating rubrics, and ensuring data quality and guideline compliance in remote environments. I am skilled in using tools like Google Sheets, Microsoft Office, and various AI annotation platforms to deliver high-accuracy results. With a foundation in healthcare documentation, I bring a commitment to precision, confidentiality, and ethical AI development, and I am dedicated to supporting robust and unbiased AI systems through careful data preparation and review.

Labeling Experience

Data labelling specialist

AppenTextQuestion Answering

Contributed to an AI training project focused on improving question-answering models. Evaluated and rated AI-generated responses for accuracy, relevance, coherence, and safety using structured guidelines and scoring rubrics. Compared multiple outputs, identified factual errors and bias, and flagged low-quality or harmful content. Processed high volumes of QA pairs while maintaining required accuracy thresholds, inter-annotator agreement standards, and strict data confidentiality.

Contributed to an AI training project focused on improving question-answering models. Evaluated and rated AI-generated responses for accuracy, relevance, coherence, and safety using structured guidelines and scoring rubrics. Compared multiple outputs, identified factual errors and bias, and flagged low-quality or harmful content. Processed high volumes of QA pairs while maintaining required accuracy thresholds, inter-annotator agreement standards, and strict data confidentiality.

2023 - 2025

Education

Work History