AI Data Annotator & Evaluator – Meta via Tek Systems
As an AI Data Annotator & Evaluator at Meta via Tek Systems, I carried out intensive annotation, structured rating, and clinical evaluation of mental health LLM outputs to advance AI safety and response quality. I designed and iterated prompts for large language models, assessed conversational flows, and documented optimization opportunities. My work supported high-quality response behavior and key performance indicator tracking.• Performed systematic quality analysis on LLM outputs for conversational AI systems. • Built and refined character personas and prompt strategies using clinical insight. • Collaborated closely with engineering and product teams to tailor annotation to research questions. • Produced detailed evaluation reports with actionable improvements.