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Avinash Upadhyay +91 9354273731 | avinashupadhyay661@gmail.com | Ghaziabad, Uttar Pradesh PROFESSIONAL SUMMARY Early-career Data Analyst with hands-on experience in SQL, Python, EDA, and KPI-driven delivery supporting NVIDIA enterprise LLM systems. Proficient in data wrangling, statistical analysis, and business intelligence reporting. Maintained QScore >90 in high- volume production workflows. Certified in Generative AI (IIT Delhi). Seeking to apply analytical and AI operations expertise in a data analytics or business intelligence role. EXPERIENCE Jr. Associate Process Executive | Zensar Technologies — Client: NVIDIA Dec 2025 – Present | Remote • Executed large-scale AV and multimodal data annotation across multiple Operational Design Domains (ODDs), directly contributing to LLM training and model evaluation pipelines. • Maintained QScore >90 through rigorous pre-submission quality checks and strict adherence to enterprise annotation standards and SLAs. • Applied chain-of-thought analysis to evaluate LLM outputs for factual correctness, safety, and reasoning quality, informing model improvement cycles. • Exceeded KPIs across accuracy, throughput, and delivery timelines using HumanLoop2; peer-reviewed annotations to reduce downstream rework and improve team accuracy. • Conducted structured audits of 200+ annotated records per sprint, identifying systematic labeling errors and inconsistencies; documented findings in audit reports that reduced batch rejection rates by ~15% and

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