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Sheryl Liza Sunny is a seasoned marketing technologist currently serving as a Senior Marketing Technologist at Deliveroo since March 2022. Previously, Sheryl worked at King as a Junior Marketing Data Scientist from July 2019 to March 2022, where responsibilities included coding an MMM platform in Python, creating marketing dashboards using Google BigQuery and Looker, and developing short-term models for campaign performance. Sheryl's early career included roles as a Marketing Data Science Intern at Tesco and a Summer Intern at EXL, where innovative algorithms were developed for predicting survival rates of Titanic passengers and proposals for leveraging analytics in government policy were crafted. Sheryl also interned at the National Productivity Council, focusing on organizational role definitions and data analysis. Educational achievements include a Master's degree in Data Science from The London School of Economics and a Bachelor's degree in Mathematics from St. Stephen's College, Delhi.