•Identified revenue growth opportunities, developed and implemented advertisement campaign optimization strategies to improve efficiency and performance, through data analysis techniques.•Automated routine work processes, reducing manual effort and streamlining operations, by building visualization dashboards using Python, SQL, Tableau, and Mode to provide actionable insights for decision-making.•Contributed to new business onboarding projects, and other new product update analysis test, facilitating cross-team cooperation and communication.

• Segment and summarize user data with SQL, and analyze different user cohorts’ characteristics;• Produce marketing strategies aiming at different cohorts, to improve user active rate, user retention rate and in-app sales to improve 5% of payment rate;• Conduct A/B tests on marketing strategies, evaluate results and generate reports.

•Cultivated and managed a diverse portfolio of over 100 clients worldwide, successfully converting potential leads into paying clients through strategic relationship-building and personalized solutions.•Applied advanced technical expertise in funnel analysis and industry knowledge to identify key opportunities for client success and drive business growth, resulting in a significant increase in client satisfaction and retention.•Nurtured strong and lasting relationships with clients, ensuring ongoing communication and support to meet their evolving needs and objectives.