Ekene Chukwuma

Key Skills

Software

Mercor

Telus

Top Subject Matter

No subject matter listed

Top Data Types

Audio

Document

Image

Text

Video

Top Label Types

Action Recognition

Classification

Data Collection

Emotion Recognition

Evaluation Rating

Fine Tuning

Object Detection

Question Answering

Relationship

Segmentation

Text Generation

Text Summarization

Transcription

Freelancer Overview

I am a detail-oriented AI and Data Support Specialist with over three years of hands-on experience in data annotation, labeling, and quality assurance for large-scale projects. My expertise includes tagging and organizing diverse datasets—ranging from text and images to marketing and customer behavior data—to support AI-driven systems and performance analysis. I have a strong track record of following precise guidelines, maintaining structured documentation, and delivering accurate, consistent results under tight deadlines. Skilled in tools such as Google Analytics 4, Google Sheets, and Excel, I excel at data cleaning, validation, and reporting. My experience spans remote collaboration with international clients, where I consistently prioritized data quality and guideline compliance to enable reliable AI and analytics outcomes. I am adaptable, fast-learning, and committed to providing high-quality training data that drives effective machine learning solutions.

Labeling Experience

Content Specialist & Data Coordinator (Freelance)

MercorImageClassificationQuestion Answering

Labeled and categorized content assets by theme and performance metrics. Created content tagging systems to facilitate efficient content management. Documented content performance metrics to aid in trend analysis. • Categorized 120+ content assets including posts and videos in databases. • Created tagging systems enabling easy retrieval and management. • Collected performance data like views and engagement demographics. • Ensured consistent content classification across multiple client accounts.

Labeled and categorized content assets by theme and performance metrics. Created content tagging systems to facilitate efficient content management. Documented content performance metrics to aid in trend analysis. • Categorized 120+ content assets including posts and videos in databases. • Created tagging systems enabling easy retrieval and management. • Collected performance data like views and engagement demographics. • Ensured consistent content classification across multiple client accounts.

2021 - 2022

Data Labeling & Annotation Specialist (Freelance)

MercorVideoText GenerationEmotion Recognition

Responsible for labeling and categorizing large volumes of text data for sentiment analysis and model training. Performed entity recognition and text classification with high accuracy across multiple projects. Created uniform labeling schemas to enhance project consistency and reduce annotator disagreement. • Labeled text data such as customer reviews, social media content, and support tickets. • Identified and tagged named entities such as people and organizations in unstructured text. • Classified text by topics like sentiment and intent to improve AI processing. • Managed and maintained consistency across more than 40 labeling projects.

Responsible for labeling and categorizing large volumes of text data for sentiment analysis and model training. Performed entity recognition and text classification with high accuracy across multiple projects. Created uniform labeling schemas to enhance project consistency and reduce annotator disagreement. • Labeled text data such as customer reviews, social media content, and support tickets. • Identified and tagged named entities such as people and organizations in unstructured text. • Classified text by topics like sentiment and intent to improve AI processing. • Managed and maintained consistency across more than 40 labeling projects.

2022

Education

Work History