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Chidinma Mary Nwosu (onyekachi)

Chidinma Mary Nwosu (onyekachi)

Data Annotator and Data Collection Contributor

Nigeria flagN/A, Nigeria
$10.00/hrIntermediateOther

Key Skills

Software

Other

Top Subject Matter

General video data for AI training
Remote sensing/land cover geospatial AI

Top Data Types

VideoVideo
ImageImage

Top Task Types

Data CollectionData Collection
Land Cover ClassificationLand Cover Classification

Freelancer Overview

Data Annotator and Data Collection Contributor. Brings 8+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Internal, Proprietary Tooling, and Other. Education includes Bachelor of Science, Abia State University and Certificate, BYU Pathway Worldwide. AI-training focus includes data types such as Video, Geospatial, and Tiled Imagery and labeling workflows including Data Collection and Land Cover Classification.

IntermediateEnglish

Labeling Experience

AI Data Annotation Support

OtherLand Cover Classification
As an AI Data Annotation Support specialist with FastLabel.ai, I classified complex land cover categories such as evergreen forest and urban areas. My efforts helped determine coverage ratios and supported geospatial mapping tasks. Careful review and annotation improved overall model training accuracy. • Classified satellite or aerial images by land cover type. • Helped calculate region-based coverage ratios. • Supported spatial data mapping for machine learning models. • Conducted detailed output reviews for annotation quality.

As an AI Data Annotation Support specialist with FastLabel.ai, I classified complex land cover categories such as evergreen forest and urban areas. My efforts helped determine coverage ratios and supported geospatial mapping tasks. Careful review and annotation improved overall model training accuracy. • Classified satellite or aerial images by land cover type. • Helped calculate region-based coverage ratios. • Supported spatial data mapping for machine learning models. • Conducted detailed output reviews for annotation quality.

2024 - Present

Data Annotator and Data Collection Contributor

VideoData Collection
As a Data Annotator and Data Collection Contributor at Atlas Capture Label, I recorded, labeled, and submitted structured video datasets for AI training. I followed strict project instructions to ensure all submissions met required standards and quality benchmarks. My work focused on maintaining high accuracy and meeting daily productivity goals. • Labeled and collected structured video data for AI models. • Maintained consistent delivery of high-quality work. • Used mobile-based applications for data submission. • Adhered to technical and project guidelines throughout assignments.

As a Data Annotator and Data Collection Contributor at Atlas Capture Label, I recorded, labeled, and submitted structured video datasets for AI training. I followed strict project instructions to ensure all submissions met required standards and quality benchmarks. My work focused on maintaining high accuracy and meeting daily productivity goals. • Labeled and collected structured video data for AI models. • Maintained consistent delivery of high-quality work. • Used mobile-based applications for data submission. • Adhered to technical and project guidelines throughout assignments.

2025 - 2025

Education

B

BYU Pathway Worldwide

Certificate, Applied Health

Certificate
Not specified
A

Abia State University

Bachelor of Science, Environmental Biology

Bachelor of Science
Not specified

Work History

A

Active And Valuable Ltd

Content Creator And Administrative Officer

N/A
2019 - Present
I

Inspire World International Foundation

Community Support Worker / Project Manager

N/A
2020 - 2023