Lydia Moruri

Key Skills

Software

Sama

Top Subject Matter

No subject matter listed

Top Data Types

Image

Top Label Types

Bounding Box

Freelancer Overview

I am an experienced data annotation professional with a strong background in image and video labeling, quality analysis, and team collaboration. Over several years, I have delivered high-quality annotations—including bounding boxes, polygons, segmentation, and frame labeling—for machine learning models across diverse domains. My expertise extends to audio and video transcription, and I consistently exceed accuracy and productivity benchmarks. As a Subject Matter Expert, I have evaluated and improved agent performance, provided actionable feedback, and contributed to continuous quality improvements. I am detail-oriented, adaptable to complex guidelines, and committed to ensuring the reliability of training data for AI systems. My strong communication skills and customer-focused approach enable me to thrive in dynamic, multicultural environments.

Labeling Experience

Data Annotation Agent

SamaImageBounding Box

I performed high-quality image and video annotations to support the development and optimization of machine learning models. I was responsible for adhering to complex annotation guidelines and consistently exceeding accuracy and productivity targets. My work contributed directly to the reliability and effectiveness of AI and data-driven systems. • Delivered image and video labeling including bounding boxes, polygons, key points, and segmentation • Maintained precision under strict accuracy and throughput benchmarks • Contributed feedback and insights to improve annotation workflows • Recognized for strong attention to detail and commitment to data quality

I performed high-quality image and video annotations to support the development and optimization of machine learning models. I was responsible for adhering to complex annotation guidelines and consistently exceeding accuracy and productivity targets. My work contributed directly to the reliability and effectiveness of AI and data-driven systems. • Delivered image and video labeling including bounding boxes, polygons, key points, and segmentation • Maintained precision under strict accuracy and throughput benchmarks • Contributed feedback and insights to improve annotation workflows • Recognized for strong attention to detail and commitment to data quality

2017 - 2021

Education

Work History