Work with Marketing Specialists to evaluate the effectiveness of marketing, advertising, and other strategies; Evaluate methods of measuring customer satisfaction, including In-App Surveys, Post-Service Surveys, and Email Surveys; Perform demand forecasts using time series models, including SARIMA, machine learning models, clustering, XGBoosting, and regression combined with time series features, on order-level and SKU-level forecasts; Forecast and track marketing and sales trends with linear and exponential modeling; Work with Marketing Specialists to design research methods for evaluating the performance of various marketing campaigns based on performance analysis and customer surveys; Define and design survey methodology involving quantitative and qualitative survey methods; Design methods to evaluate results or ROI under different scenarios, including worst, average, and best-case scenarios; Design methods to measure customer retention rate and other consumption data; Collaborate with Marketing Specialists to prepare reports on data analysis; Prepare reports on new product marketing strategies and/or campaign plans; Prepare order forecast reports, order structure analysis reports, and headcount forecast reports weekly for the team to monitor operation status; Prepare reports of findings and present results to management of various departments; Support the marketing department in general operations. 500 List.", we're committed to connecting people with authentic food, beauty, home, and wellness experiences through our e-commerce platform, iOS, and Android apps.