Mhizta Okpa
@mhiztaokpa
Data annotator and AI trainer delivering accurate, scalable training data for models.
What I'm looking for
I am a detail-oriented data annotator and AI trainer with over three years' experience labeling text, image, and audio datasets for global platforms such as Appen, OneForma, and TELUS International. I consistently achieve high accuracy through rigorous quality checks, follow complex annotation guidelines, and support multilingual projects while meeting tight deadlines.
Currently working in customer support, I combine strong communication and problem-solving skills with technical knowledge from a Master’s in Computer Science & Data Systems and certifications in AI training and machine learning. I collaborate effectively with cross-cultural remote teams and use productivity tools to improve workflows and model performance.
Experience
Work history, roles, and key accomplishments
Customer Support Specialist
GlobalTech Solutions Ltd
Jan 2024 - Present (1 year 9 months)
Provided professional support to international clients, resolving inquiries efficiently and managing records with high accuracy while collaborating with technical teams to improve user experience.
Freelance Data Annotator
Appen / OneForma / TELUS International
Jan 2021 - Dec 2023 (2 years 11 months)
Labeled and validated text, image, and audio datasets for AI model training, consistently achieving high accuracy and meeting tight deadlines across multilingual projects.
Education
Degrees, certifications, and relevant coursework
University of London
Master of Science, Computer Science & Data Systems
2021 -
Master's degree in Computer Science & Data Systems from the University of London completed in 2021, focused on data systems and AI-related topics.
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Job categories
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