Marvellous Onyekwere-Eke

Available to hire

I am an experienced Data Annotator with a strong background in labeling and organizing text, image, audio, and video datasets for machine learning and AI development.

About

I am an experienced Data Annotator with a strong background in labeling and organizing text, image, audio, and video datasets for machine learning and AI development. Skilled in various annotation tools and quality control processes, I ensure accuracy, consistency, and adherence to project guidelines. I’m highly detail-oriented, efficient under deadlines, and passionate about delivering high-quality data that powers reliable and intelligent AI systems.

  • Joined November 2025

Languages

  • EnglishFluent

Industry experience

  • Healthcare
  • Life Sciences
  • Professional Services

More experts in Birmingham, United Kingdom

Work experience· 8 roles

Healthcare Assistant · Karisa HealthcareMar 2025 – Mar 2025 · 1 mo

Assisted patients with hygiene, physical comfort, mobility, and basic care; adhered to infection control and safety protocols; supported the nursing team in day-to-day care and care planning.

Senior Health Care Assistant · Karisa HealthcareMar 2025 – Nov 2025 · 9 mos

Provide high-quality, person-centred care to residents/patients in line with individual care plans and clinical guidelines. Monitor and document changes in residents’ health, behavior, and wellbeing; promptly report concerns to nursing staff. Support the nursing team in daily care activities including personal care, mobility, medication prompting, and nutritional support. Administer medication safely and maintain records as required. Supervise and mentor junior care staff; liaise with families and multidisciplinary teams to ensure holistic care. Uphold dignity, independence, safeguarding, and confidentiality; contribute to care planning and handovers.

Data Annotator · Hugo TechnologiesSep 2023 – Sep 2023 · 1 mo

Delivered annotated datasets for ML projects; supported project managers by meeting deadlines while maintaining quality; developed teamwork, organization, communication and flexibility; demonstrated strong attention to detail; ensured data privacy during annotation.

Medical Laboratory Assistant · Monor Laboratory LimitedSep 2023 – Sep 2023 · 1 mo
Laboratory Assistant · Onikan Health CentreDec 2022 – Dec 2022 · 1 mo
Digital Marketer · Propman Global LimitedSep 2022 – Sep 2022 · 1 mo
Biomedical Intern · Afrik PharmaceuticalsSep 2020 – Sep 2020 · 1 mo
Biochemical Laboratory Assistant · Brian Munro LimitedDec 2019 – Dec 2019 · 1 mo

Education

Master of Science in Biomedical Sciences · University of Wolverhampton2024 – 2025
Bachelor of Science in Applied Biochemistry · Enugu State University of Science and Technology, Nigeria2021 – 2025
High School Diploma · Living Word Academy Secondary, Nigeria2030 – 2015

Certifications and awards

Care Certificate2022 – 2025
Digital Marketing Certification2022 – 2025
Jobberman Soft Skill Training Certification2022 – 2025
Nigerian Society of Biochemistry and Molecular Biology Award2018 – 2025

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