Yuanzi L.

About Yuanzi L.

Data Scientist / Data Engineer with 2+ years of experience across AI-driven financial…

Experience

1. Data Scientist

   INVIDI Technologies Corporation

   Jul 2023 — Present

   Built and deployed machine learning models and scalable data pipelines to support ad optimization and forecasting. • Developed a customized impression forecasting system and ML-driven scheduling framework that improved pacing accuracy and campaign efficiency. • Led the automation of reporting and data quality processes using Python, SQL, and AWS services, significantly reducing manual effort. • Utilized Python and SQL to analyze multi-year TV audience data from large AWS Redshift datasets, uncovering key viewership insights across 30+ markets and driving data-informed decisions.• Built and maintained interactive dashboards using AWS QuickSight for campaign performance monitoring, integrating real-time KPI tracking and automated anomaly detection workflows, improving reporting efficiency by 90%.• Delivered Monte Carlo-based simulations for risk analysis and ad placement optimization, and developed internal tools that enhanced operational efficiency and cross-team collaboration.• Leveraged BI tools such as Streamlit to rapidly prototype dashboards and communicate model insights, accelerating decision-making and strengthening cross-functional alignment.