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Chukwuebuka Mowetei

Chukwuebuka Mowetei

Freelance AI Data Annotator & Tasker | Remotasks (Scale AI Platform)

Nigeria flagNigeria
$18.00/hrIntermediateRemotasksToloka

Key Skills

Software

RemotasksRemotasks
TolokaToloka

Top Subject Matter

AI-generated content and instructions evaluation
Object detection in images
Text classification and AI content evaluation

Top Data Types

TextText
ImageImage

Top Task Types

Bounding BoxBounding Box
ClassificationClassification

Freelancer Overview

Freelance AI Data Annotator & Tasker | Remotasks (Scale AI Platform). Brings 6+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Remotasks and Toloka. Education includes Master of Science, University of Benin (2025) and Bachelor of Science, University of Benin (2022). AI-training focus includes data types such as Text and Image and labeling workflows including Evaluation, Rating, and Bounding Box.

IntermediateEnglish

Labeling Experience

Toloka

Freelance Crowd-sourcing Contributor | Toloka (Yandex)

TolokaImageClassification
While freelancing through Toloka (Yandex), I also participated in image labeling micro-tasks, categorizing images according to set instructions. I followed specific labeling guidelines to ensure consistency and accuracy in image classification work. My tasks contributed to AI model refinement through precise image data annotation. • Labeled and classified images per project instructions • Upheld high standards of annotation quality • Maintained consistency across batches of labeling assignments • Supported AI training through accurate data preparation

While freelancing through Toloka (Yandex), I also participated in image labeling micro-tasks, categorizing images according to set instructions. I followed specific labeling guidelines to ensure consistency and accuracy in image classification work. My tasks contributed to AI model refinement through precise image data annotation. • Labeled and classified images per project instructions • Upheld high standards of annotation quality • Maintained consistency across batches of labeling assignments • Supported AI training through accurate data preparation

2024 - Present
Toloka

Freelance Crowd-sourcing Contributor | Toloka (Yandex)

TolokaTextClassification
I contributed as a crowd-sourcing freelancer at Toloka (Yandex) from 2024 to Present, performing text classification and content evaluation micro-tasks. This involved analyzing and classifying different text inputs while following strict annotator instructions to maintain accuracy. I developed experience with quality control mechanisms in large AI data pipelines. • Classified text data for diverse AI applications • Carried out content evaluation tasks with high precision • Maintained accuracy and followed detailed guidelines • Engaged with quality control practices in annotation workflows

I contributed as a crowd-sourcing freelancer at Toloka (Yandex) from 2024 to Present, performing text classification and content evaluation micro-tasks. This involved analyzing and classifying different text inputs while following strict annotator instructions to maintain accuracy. I developed experience with quality control mechanisms in large AI data pipelines. • Classified text data for diverse AI applications • Carried out content evaluation tasks with high precision • Maintained accuracy and followed detailed guidelines • Engaged with quality control practices in annotation workflows

2024 - Present
Remotasks

Freelance AI Data Annotator & Tasker | Remotasks (Scale AI Platform)

RemotasksImageBounding Box
In this same Remotasks/Scale AI role, I annotated and labeled images using bounding box techniques for object identification tasks. My work involved applying precise annotation guidelines and meeting task requirements independently. I maintained consistency and quality across large image datasets. • Labeled images using bounding boxes for object detection • Achieved high accuracy in object identification • Ensured outputs met platform standards • Worked independently within specified timeframes

In this same Remotasks/Scale AI role, I annotated and labeled images using bounding box techniques for object identification tasks. My work involved applying precise annotation guidelines and meeting task requirements independently. I maintained consistency and quality across large image datasets. • Labeled images using bounding boxes for object detection • Achieved high accuracy in object identification • Ensured outputs met platform standards • Worked independently within specified timeframes

2024 - Present
Remotasks

Freelance AI Data Annotator & Tasker | Remotasks (Scale AI Platform)

RemotasksText
I worked as a freelance AI data annotator and tasker on the Remotasks (Scale AI Platform) from 2024 to Present. I was responsible for onboarding and qualification in text/prompt evaluation and image labeling, focusing on rating and ranking AI-generated responses for quality and accuracy. I strictly followed annotation guidelines to ensure consistent, standardized, and high-quality outcomes. • Rated and ranked AI-generated responses for relevance and adherence to instructions • Completed text and prompt evaluation tasks at scale • Consistently applied detailed annotation protocols • Collaborated independently under platform-defined deadlines

I worked as a freelance AI data annotator and tasker on the Remotasks (Scale AI Platform) from 2024 to Present. I was responsible for onboarding and qualification in text/prompt evaluation and image labeling, focusing on rating and ranking AI-generated responses for quality and accuracy. I strictly followed annotation guidelines to ensure consistent, standardized, and high-quality outcomes. • Rated and ranked AI-generated responses for relevance and adherence to instructions • Completed text and prompt evaluation tasks at scale • Consistently applied detailed annotation protocols • Collaborated independently under platform-defined deadlines

2024 - Present

Education

U

University of Benin

Bachelor of Science, Environmental Science

Bachelor of Science
2019 - 2022
C

Chosen Stars High School

West African Certificate Examination, Science

West African Certificate Examination
2008 - 2014

Work History

B

Benin Owena River Basin Development Authority

Graduate Research Assistant

Benin City
2023 - 2024
U

University of Benin

Research Assistant

Benin City
2019 - 2022