Available to hire
I am Tafadzwa Chimhandamba, an AI trainer and data annotator with experience in training, evaluating, and refining AI models across diverse domains. I specialize in data annotation, natural language processing tasks, quality assurance, and prompt optimization.
I enjoy building structured data sets, reviewing AI outputs for accuracy, and collaborating with cross-functional teams to boost model performance. I’m passionate about AI ethics, inclusivity, and advancing human-AI collaboration.
Experience Level
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Language
English
Fluent
Work Experience
AI Trainer / Data Annotator at Outlier
February 1, 2023 - PresentTrain and evaluate AI models by providing structured data, prompts, and feedback for natural language, image, and content understanding tasks. Conducted quality assurance checks to ensure accuracy, consistency, and relevance of AI-generated outputs. Collaborated with engineering teams to refine labeling guidelines and improve data set quality. Identified edge cases and contributed to developing solutions to reduce model bias and error rates. Delivered detailed reports on model performance and recommended improvements.
AI Evaluator / Rater at Prolific
January 1, 2023 - PresentReviewed and rated AI-generated responses for factual correctness, safety, and helpfulness. Assisted in refining large language models by ranking outputs and providing detailed evaluation notes. Applied content moderation guidelines to ensure ethical and inclusive AI outputs.
Freelance AI Evaluator / Rater at Prolific
January 1, 2023 - PresentReviewed and rated AI-generated responses for factual correctness, safety, and helpfulness. Assisted in refining large language models by ranking outputs and providing detailed evaluation notes. Applied content moderation guidelines to ensure ethical and inclusive AI outputs.
Education
Degree in Computer Science at University of South Africa (UNISA)
January 11, 2030 - January 1, 2021Degree: Computer Science at UNISA
January 11, 2030 - January 1, 2021Qualifications
Introduction to Artificial Intelligence
January 11, 2030 - January 5, 2026Introduction to Artificial Intelligence (UNISA)
January 1, 2021 - January 5, 2026Data Annotation and AI Training: UNISA Course
January 1, 2021 - January 5, 2026Industry Experience
Software & Internet, Professional Services, Education, Media & Entertainment
Experience Level
Expert
Expert
Expert
Expert
Intermediate
Intermediate
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