Cecilia M.

Key Skills

Software

Don't disclose

Other

CVAT

Data Annotation Tech

Appen

Labelbox

Top Subject Matter

Multilingual AI content evaluation

Ranking Domain Expertise

and dataset validation

Top Data Types

Text

Audio

Document

Video

Image

Top Task Types

Transcription

Tracking

Bounding Box

Polygon

Segmentation

Classification

Freelancer Overview

Senior Data Annotation Specialist / AI Content Reviewer at KaziRemote (Jan 2025 – Present). Core strengths include Don't disclose. Education includes Bachelor of Arts, University of Nairobi (2021). AI-training focus includes data types such as Text and Audio and labeling workflows including Evaluation, Rating, and Transcription.

Labeling Experience

Freelancer – Remote AI Data Operations Specialist (Computer Vision Annotation & QA)

OtherVideoTracking

Provided remote computer-vision annotation for object detection, segmentation, labeling, and video frame tracking to support AI model training datasets. Ensured label quality through dataset validation, label consistency checks, and error detection/correction workflows. Applied contextual and linguistic reasoning to structured classification and metadata tagging tasks. • Labeled video frames with tracking of objects across sequences. • Performed panoptic/instance/semantic segmentation including polygon boundary work. • Refined object boundaries and handled occlusions and multi-instance scenes. • Conducted QA, consistency verification, and metadata classification tagging.

2021 - Present

Education

Work History