YiziCorp — AI Systems Developer / Research Lead (AI data collection, annotation, validation, and QA)
Worked on organizing and validating multilingual user-generated content for AI and language-based systems. Performed annotation, proofreading, categorization, and quality assurance to ensure contextual and linguistic correctness across multiple domains. Ensured secure handling of sensitive information and adherence to confidentiality requirements. • Multilingual text categorization across topics (technology, entertainment, finance, sports, gaming, lifestyle) • Contextual interpretation and metadata handling for training-quality data • Proofreading and data accuracy checks for user-generated datasets • Linguistic consistency review to improve downstream AI outputs