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Ekene Ifeatu

Ekene Ifeatu

AI Data Annotator / Data QA Specialist (Freelance / Project-Based)

Nigeria flagLagos, Nigeria
$10.00/hrIntermediateAppenClickworker

Key Skills

Software

AppenAppen
ClickworkerClickworker

Top Subject Matter

Object Detection
Intent and Sentiment Analysis
AI Evaluation

Top Data Types

ImageImage
TextText
VideoVideo

Top Task Types

Bounding BoxBounding Box
ClassificationClassification
SegmentationSegmentation
Data CollectionData Collection
RLHFRLHF
Object DetectionObject Detection

Freelancer Overview

AI Data Annotator / Data QA Specialist (Freelance / Project-Based). Brings 3+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Google Sheets. Education includes Bachelor of Science, Nnamdi Azikiwe University (2021). AI-training focus includes data types such as Image and Text and labeling workflows including Bounding Box and Classification.

IntermediateEnglishIgbo

Labeling Experience

AI Data Annotator / Data QA Specialist (Freelance / Project-Based)

TextClassification
I categorized and labeled text data by intent, sentiment, and topic to improve AI understanding and classification. Tasks included reviewing and correcting errors, and selecting the most accurate AI-generated responses for various evaluation scenarios. My work ensured data quality through strict adherence to guidelines and collaboration with a remote team. • Labeled text for intent, sentiment, and topic classification. • Evaluated AI-generated responses for accuracy and user-friendliness. • Performed data cleaning and duplicate removal. • Collaborated with teams using remote digital tools.

I categorized and labeled text data by intent, sentiment, and topic to improve AI understanding and classification. Tasks included reviewing and correcting errors, and selecting the most accurate AI-generated responses for various evaluation scenarios. My work ensured data quality through strict adherence to guidelines and collaboration with a remote team. • Labeled text for intent, sentiment, and topic classification. • Evaluated AI-generated responses for accuracy and user-friendliness. • Performed data cleaning and duplicate removal. • Collaborated with teams using remote digital tools.

2025 - 2026

AI Data Annotator / Data QA Specialist (Freelance / Project-Based)

ImageBounding Box
As an AI Data Annotator, I performed detailed image annotation by drawing bounding boxes around objects, including people, vehicles, and daily items, to support machine learning projects. I maintained high accuracy and consistency while following specific annotation guidelines and collaborating with remote teams. In addition, I ensured rigorous data quality through dataset cleaning and validation processes. • Annotated diverse image datasets with bounding boxes for object detection. • Collaborated with teams using Slack and Google Sheets. • Ensured 95%+ accuracy through strict guideline adherence. • Conducted data cleaning and consistency checks.

As an AI Data Annotator, I performed detailed image annotation by drawing bounding boxes around objects, including people, vehicles, and daily items, to support machine learning projects. I maintained high accuracy and consistency while following specific annotation guidelines and collaborating with remote teams. In addition, I ensured rigorous data quality through dataset cleaning and validation processes. • Annotated diverse image datasets with bounding boxes for object detection. • Collaborated with teams using Slack and Google Sheets. • Ensured 95%+ accuracy through strict guideline adherence. • Conducted data cleaning and consistency checks.

2025 - 2026

Education

N

Nnamdi Azikiwe University

Bachelor of Science, Human Anatomy

Bachelor of Science
2021 - 2021

Work History

E

Euphoria Travels

Customer Service and Administrative Assistant

Lagos
2024 - 2025
U

University of Maiduguri

Assistant Laboratory Instructor

Maiduguri
2023 - 2024