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J

James N.

Data Labeler / Annotation Specialist (Remote / Freelance Projects)

Kenya flagNairobi, Kenya

Key Skills

Software

Label StudioLabel Studio
Other

Top Subject Matter

Computer Vision / Machine Learning
NLP and Computer Vision
Legal Services & Contract Review

Top Data Types

VideoVideo
TextText
ImageImage
DocumentDocument

Top Task Types

SegmentationSegmentation
Entity (NER) ClassificationEntity (NER) Classification

Freelancer Overview

Data Labeler / Annotation Specialist (Remote / Freelance Projects). Core strengths include Label Studio and Other. AI-training focus includes data types such as Video and Text and labeling workflows including Segmentation and Entity (NER) Classification.

Labeling Experience

Label Studio

Data Labeler / Annotation Specialist (Remote / Freelance Projects)

Label StudioLabel StudioVideoVideoSegmentationSegmentation

Provided high-quality computer vision annotations for ML training using bounding boxes, polygonal segmentation, and semantic segmentation. Maintained 98%+ accuracy while adhering to complex labeling guidelines and performing quality reviews. Delivered annotations at scale to meet daily targets throughout remote freelance projects. • Bounding boxes for object localization • Polygonal segmentation for fine-grained masks • Semantic segmentation for pixel-level class assignment • Quality control against labeling standards

Present

Data Annotation Associate (Previous Role / Company)

OtherTextTextEntity (NER) ClassificationEntity (NER) Classification

Completed data labeling tasks spanning text annotation for NLP alongside image annotation for computer vision. Worked with ML teams to refine annotation standards and ensure consistent outputs. Contributed to building training datasets by applying predefined labeling guidelines. • Text annotation for NLP model datasets • Image labeling for computer vision workflows • Refinement of annotation standards with ML teams • Consistent adherence to labeling guidelines

Not specified

Education

K

Karatina University

Computer Science , Computer Science

Computer Science
2022 - 2026

Work History

N

No workspace history

NA

Nairobi
2026 - 2026