Emmanuel Ogbonna

Language and AI Data Specialist with 4+ years of experience combining English–Mandarin translation expertise with AI data annotation and quality assurance. Proven ability to deliver accurate, guideline-compliant translations and high-quality annotated datasets for medical, legal, general, and AI training projects. Detail-oriented, reliable, and experienced in fully remote workflows.

• Delivered English–Mandarin translations for medical reports, research interviews, legal policies (Terms & Privacy), user manuals, and website content.
• Ensured high linguistic accuracy, terminology consistency, and confidentiality across specialized content.
• Annotated and validated text, image, audio, and video datasets for AI and machine learning model training.
• Performed model rating, AI training tasks, and QA checks following strict project guidelines.
• Maintained high accuracy and consistency across large-scale datasets and multilingual content.
• Worked extensively with CAT tools (SDL Trados, MemoQ, Smartcat, Matecat) and annotation workflows.

Master’s degree in Linguistics, providing a strong foundation in language structure, terminology management, and cross-cultural communication. This academic background supports my professional work in translation, localization, and linguistic quality assurance.