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Fortune O.

Fortune O.

Data Annotator / Data Manager and QA-driven dataset management

Nigeria flagLagos, Nigeria

Key Skills

Software

LabelboxLabelbox
Other

Top Subject Matter

Health Care
Finance
E-commerce

Top Data Types

AudioAudio
ImageImage
TextText

Top Task Types

TranscriptionTranscription
ClassificationClassification
SegmentationSegmentation
Bounding BoxBounding Box
RLHFRLHF
Text SummarizationText Summarization
Entity (NER) ClassificationEntity (NER) Classification
PolygonPolygon
Evaluation/RatingEvaluation/Rating
Object DetectionObject Detection

Freelancer Overview

Data Annotator / Data Manager at BEZNET COMMUNICATIONS (NLP data annotation and QA-driven dataset management). Brings 3+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Data labeling and evaluation. AI-training focus includes data types such as text, audio, image and video. Workflows including Entity (NER), Transcription, and Classification.

Labeling Experience

Data Annotator / Data Manager at BEZNET COMMUNICATIONS (audio evaluation and transcription)

OtherAudioAudioTranscriptionTranscription

Evaluated audio files with precision and produced transcriptions to support voice assistant development. Segmented and labeled audio content according to project needs while maintaining accuracy and consistency. Followed quality and compliance expectations to ensure audio data integrity for machine learning use. • Audited audio samples for quality and labeling eligibility. • Transcribed and segmented audio content for model training. • Applied annotation guidelines to maintain consistent labeling. • Ensured accuracy through review and error correction.

2023 - Present
Labelbox

Data Annotator / Data Manager at BEZNET COMMUNICATIONS (NLP data annotation and QA-driven dataset management)

LabelboxLabelboxTextText

Annotated large-scale datasets for NLP and computer vision projects, applying strict annotation guidelines to maintain consistency. Ensured 98% accuracy through guideline adherence and systematic review processes. Collaborated with Quality Assurance to refine annotation standards and improve labeling quality across workflows. • Labeled NLP data according to project-specific annotation guidelines. • Verified label quality and corrected errors to preserve data integrity. • Managed organization of dataset versions and labeling deliverables. • Coordinated QA feedback loops to ensure standard compliance.

2023 - Present

Freelance Data Annotation Projects (image annotation for research dataset)

OtherImageImageClassificationClassification

Annotated images for a research dataset while following project annotation guidelines. Ensured labeled data matched required formats and category definitions. Maintained consistent quality across labeling batches and supported timely project delivery. • Labeled images for research dataset creation. • Applied guideline-driven consistency checks. • Organized labeled outputs for downstream use. • Delivered work ahead of deadlines with steady quality.

2022 - 2023

Freelance Data Annotation Projects (text labeling for chatbot)

OtherTextTextClassificationClassification

Labeled text datasets for a chatbot project by applying defined labeling criteria. Annotated and categorized diverse data with attention to accuracy and guideline compliance. Delivered projects ahead of deadlines while maintaining consistent labeling quality. • Labeled chatbot-related text according to project requirements. • Categorized and organized labeled outputs for training use. • Ensured consistency across multiple labeling batches. • Completed deliverables early with dependable quality.

2022 - 2023

Education

A

Ahmadu Bello University

Master of Information Management, Information Management

Master of Information Management
2023 - 2024
A

Ambrose Alli University

Bachelor of Science, Geophysics

Bachelor of Science
2005 - 2009

Work History

U

Unitellas International Ltd

IT Auditor

Ajah, Lagos
2025 - Present
B

Beznet Communications

Data and Social Media Manager

Lagos
2023 - Present