Stephanie Okoye
@stephanieokoye3
AI data specialist focused on high-quality annotation and dataset integrity.
What I'm looking for
I am a detail-oriented AI data specialist with practical experience in data collection, annotation, labeling, and quality assurance across text, image, audio, and video. I deliver accurate, high-quality results on flexible schedules and excel at remote collaboration.
In freelance AI and data projects I conducted annotation and labeling for multimodal datasets, performed pairwise comparisons and evaluations to improve AI-generated content, and contributed to data preprocessing and structuring for ML training.
As a database administrator at a cloud computing company, I manage, maintain, and optimize database systems, perform extraction, transformation, and validation tasks supporting business intelligence, and collaborate to ensure data accuracy and compliance across environments.
I hold a B.Sc. in Pharmacy and completed training in SQL & Database Management (Advanced), Python for Data Analysis (Intermediate), and Machine Learning Foundations; I bring strong English proficiency (C1/C2) and a focus on attention to detail and data integrity.
Experience
Work history, roles, and key accomplishments
AI Data Specialist
Freelance
Jan 2024 - Present (1 year 9 months)
Performed data annotation, labeling, pairwise comparisons, and quality assurance across text, image, audio, and video datasets, improving dataset quality for ML pipelines and delivering tasks on schedule with high accuracy.
Database Administrator
Cloud Computing Company
Jan 2024 - Present (1 year 9 months)
Managed and optimized database systems, performed ETL and validation to support business intelligence, and collaborated with teams to maintain data accuracy and compliance across environments.
Education
Degrees, certifications, and relevant coursework
Nnamdi Azikiwe University
Bachelor of Science, Pharmacy
Completed a Bachelor of Science in Pharmacy at Nnamdi Azikiwe University.
Availability
Location
Authorized to work in
Job categories
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