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Priscilla Okpapi

Priscilla Okpapi

Data Specialist - AI Data Annotation

NIGERIA flag
Abuja, Nigeria
$10.00/hrExpertData Annotation TechAppenMindrift

Key Skills

Software

Data Annotation TechData Annotation Tech
AppenAppen
MindriftMindrift

Top Subject Matter

No subject matter listed

Top Data Types

AudioAudio
DocumentDocument
Geospatial Tiled ImageryGeospatial Tiled Imagery
ImageImage
TextText

Top Label Types

Action Recognition
Classification
Data Collection
Emotion Recognition
Entity Ner Classification
Object Detection
Question Answering
Text Generation
Text Summarization
Transcription

Freelancer Overview

I am a detail-oriented Data Specialist with over 4 years of experience in data management, annotation, and quality assurance across diverse domains. My expertise includes collecting, cleaning, and labeling datasets for text, images, audio, and video, as well as performing pairwise comparisons to support AI model evaluation. I am highly skilled in using Excel, SQL, Microsoft Office, and Google Workspace to ensure data accuracy and support reporting needs. I am passionate about contributing to AI training data projects, leveraging my strong analytical skills and commitment to data integrity to enhance the safety and reliability of AI-generated content. My background in operational leadership and customer relations also enables me to collaborate effectively and deliver high-quality results in fast-paced environments.

ExpertEnglishHausaIgboYoruba

Labeling Experience

Data Annotation Tech

AI Data Annotator | RWS (Remote – Contract)

Data Annotation TechImageEntity Ner ClassificationClassification
As an AI Data Annotator at RWS, I labeled and evaluated text datasets for NLP and AI model training projects. I focused on high-volume annotation tasks, regularly surpassing quality metrics established by the project. I ensured precise intent classification, contextual accuracy, and relevance evaluation for every dataset. • Maintained a 98% quality rating across annotation work • Evaluated and provided feedback on AI-generated outputs • Applied detailed annotation guidelines and escalated edge cases • Supported the refinement of annotation standards and processes.

As an AI Data Annotator at RWS, I labeled and evaluated text datasets for NLP and AI model training projects. I focused on high-volume annotation tasks, regularly surpassing quality metrics established by the project. I ensured precise intent classification, contextual accuracy, and relevance evaluation for every dataset. • Maintained a 98% quality rating across annotation work • Evaluated and provided feedback on AI-generated outputs • Applied detailed annotation guidelines and escalated edge cases • Supported the refinement of annotation standards and processes.

2024 - 2025
Mindrift

Data Annotation Specialist (Freelance – Remote)

MindriftAudioClassification
As a Freelance Data Annotation Specialist, I performed structured text and image labeling for diverse machine learning workflows. I prioritized guideline adherence and delivered consistent quality in annotated datasets. I was responsible for managing large datasets and upholding productivity targets. • Conducted quality control reviews for accuracy • Managed data using Excel and Google Sheets • Maintained high annotation standards and met KPIs • Supported scalable data labeling processes for clients.

As a Freelance Data Annotation Specialist, I performed structured text and image labeling for diverse machine learning workflows. I prioritized guideline adherence and delivered consistent quality in annotated datasets. I was responsible for managing large datasets and upholding productivity targets. • Conducted quality control reviews for accuracy • Managed data using Excel and Google Sheets • Maintained high annotation standards and met KPIs • Supported scalable data labeling processes for clients.

2023 - 2025
Appen

Data Annotation Specialist | Hibiscus (Remote – Project-Based)

AppenImageClassificationQuestion Answering
As a Data Annotation Specialist at Hibiscus, I annotated and categorized text and image data points for AI training datasets. I maintained a high accuracy rate, contributing to multiple concurrent projects in a fast-paced, remote environment. I also handled dataset validation and performed rigorous quality checks. • Annotated and categorized over 5,000 data points • Achieved over 95% annotation accuracy across tasks • Corrected inconsistencies to strengthen dataset integrity • Consistently met daily and weekly productivity benchmarks.

As a Data Annotation Specialist at Hibiscus, I annotated and categorized text and image data points for AI training datasets. I maintained a high accuracy rate, contributing to multiple concurrent projects in a fast-paced, remote environment. I also handled dataset validation and performed rigorous quality checks. • Annotated and categorized over 5,000 data points • Achieved over 95% annotation accuracy across tasks • Corrected inconsistencies to strengthen dataset integrity • Consistently met daily and weekly productivity benchmarks.

2023 - 2024

Education

F

Federal University of Technology

Bachelor of Technology, Geography (Remote Sensing)

Bachelor of Technology
2015 - 2019

Work History

S

Springfield Bottled Water

Operations Manager

Jikwoyi, Abuja
2023 - 2024
L

LEKCED International School

Customer Support Representative

Karu, Abuja
2021 - 2023