Chinagorom Opara

Key Skills

Software

Labelbox

OneForma

Remotasks

Telus

Toloka

Data Annotation Tech

Dataloop

Encord

Figure Eight

Humanatic

iMerit

HiveMind

Label Studio

LightTag

Lionbridge

Mighty AI

Prodigy

Scale AI

SuperAnnotate

Other

Top Subject Matter

General machine learning datasets

General NLP and AI training data

Business and product imagery

Top Data Types

Text

Image

Audio

Top Task Types

Classification

Text Summarization

Object Detection

Text Generation

Question Answering

Transcription

Evaluation/Rating

Segmentation

Freelancer Overview

Annotation Specialist (Quadrant Resources - Freelance Remote). Brings 2+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Labelbox and Clickworker. Education includes Master of Arts, National Open University (2025) and Diploma of Arts, Federal Polytechnic Nekede (2019). AI-training focus includes data types such as Text and Image and labeling workflows including Classification.

Labeling Experience

Freelance Microtask Data Labeler (Clickworker)

ClickworkerImageClassification

I performed image tagging, data categorization, and content structuring for business and product datasets. I completed microtasks involving labeling, organizing, and verifying various data types for market research and product information. I provided feedback on data quality and usability for AI training processes. • Conducted labeling and categorization of web-based imagery • Structured annotated data for market and business products • Provided feedback on data quality during annotation • Used Clickworker platform for image-related microtasks

I performed image tagging, data categorization, and content structuring for business and product datasets. I completed microtasks involving labeling, organizing, and verifying various data types for market research and product information. I provided feedback on data quality and usability for AI training processes. • Conducted labeling and categorization of web-based imagery • Structured annotated data for market and business products • Provided feedback on data quality during annotation • Used Clickworker platform for image-related microtasks

2025 - Present

Annotation Specialist (Quadrant Resources - Freelance Remote)

LabelboxTextClassification

I annotated and labeled diverse text, image, and audio datasets for machine learning projects. I followed detailed project guidelines to ensure high-quality and consistent training data. I executed quality checks on annotations and contributed directly to AI model development. • Labeled text, image, and audio data using remote annotation platforms • Maintained data integrity via validation and consistency reviews • Supported structured data transformation for AI inputs • Collaborated on tight deadlines in a remote setting

I annotated and labeled diverse text, image, and audio datasets for machine learning projects. I followed detailed project guidelines to ensure high-quality and consistent training data. I executed quality checks on annotations and contributed directly to AI model development. • Labeled text, image, and audio data using remote annotation platforms • Maintained data integrity via validation and consistency reviews • Supported structured data transformation for AI inputs • Collaborated on tight deadlines in a remote setting

2024 - 2025

Data Annotation Team Member (Teemwork Crowd Sourcing - Freelance Remote)

LabelboxTextClassification

I worked collaboratively with a team to annotate large datasets within given deadlines. My responsibilities included reviewing, verifying, and maintaining data labeling standards. I coordinated with teammates to resolve annotation discrepancies and ensure consistency. • Annotated and labeled text data for quality training sets • Conducted thorough data label verification • Ensured adherence to annotation standards • Communicated effectively to solve task issues

I worked collaboratively with a team to annotate large datasets within given deadlines. My responsibilities included reviewing, verifying, and maintaining data labeling standards. I coordinated with teammates to resolve annotation discrepancies and ensure consistency. • Annotated and labeled text data for quality training sets • Conducted thorough data label verification • Ensured adherence to annotation standards • Communicated effectively to solve task issues

2023 - 2024

Education

Work History