• Twitch Monetization org key data science player to launch and optimize multiple formats of Ads on the Twitch platform (Display Ads, Audio Ads and New Format Ads).• Developing Ads business dashboards to monitor Ads performance and generate insights. • Designing and implementing numerous A/B experiments to evaluate hypotheses, launch new products, and define product interaction strategies in order to reduce ads impacts to Twitch users and improve monetization efficiency. • Conducting exploratory analysis to identify product improvement opportunities, implementing opportunity sizing and proposing product development roadmaps.

• Data Science partner of the Uber Driver Compliance team to ensure earners on the platform comply with regulations and policies. • Defined team/projects KPIs and OKRs, developed dashboards for visualizing, monitoring and analyzing business trends and patterns to extract insights. • Conducted A/B experiments and applied statistical methods to make launch decisions and define product iteration strategies.• Conducted exploratory analysis, dived into operation process to identify product gaps, improvement opportunities, and consequently inform product development strategies and roadmaps.

• Led Business Analytics of five AWS products.• Designed and monitored product KPIs to understand product patterns/trends and identify new opportunities to help improve existing features. • Built machine learning models to understand and predict customer behaviors and improve customer experience over time. • Developed business reports and dashboards to drive awareness and understanding of metrics and insights. • Converted findings into actionable plans.

• Identified Amazon last mile delivery growth opportunities by analyzing large volume logistics data and transformed insights into launch and operation plans.• Launched and led the 'Direct Delivery' program to provide bulk delivery options by leveraging USPS last mile delivery capability. • Identified tech bottlenecks and led problem solvings to improve package scan rate from 72% to 99%.• Managed large volume dataset in redshift database, identified service KPIs, and developed business reports and dashboards to monitor and improve Amazon delivery service quality.