James Ngure ndirangu

Train, evaluate, and refine generative models and annotations to improve clarity and alignment; collaborate with global teams to ensure data quality and performance.

Prototyped and tested ML applications, tuned systems for performance, and integrated trained models into production to improve model reliability and throughput.

Built and reviewed training datasets for language models, exceeded KPIs, and contributed to AI training guidelines to raise model accuracy and alignment.

Produced engaging, error-free content and marketing copy and performed editing and proofreading to ensure consistent quality and brand voice.

Evaluated search results for accuracy, intent alignment, and relevance to improve search quality and user satisfaction.

Labelled and annotated datasets for AI/ML projects, ensuring high-quality labeled data to support model training and validation.

Conducted customer qualitative research, synthesized insights, and resolved account concerns to inform client strategies and reporting.

Taught English language and literature, supported students in grammar, writing, and communication, and improved classroom performance.

Completed a Bachelor of Arts in Linguistics at Kenyatta University, graduating in 2018 with studies in language structure, sociolinguistics, and applied linguistics.