Arunachalam E V is a seasoned professional in machine learning and data science with extensive experience in leading and executing complex projects. From February 2018 to March 2022 at Microsoft, Arunachalam developed multiple ML-based anomaly detection models and significantly improved measurement costs for human labelers. As a Senior ML Tech Lead at Staples from June 2023 to November 2023, Arunachalam guided a team in addressing challenges in product recommendation and price automation. Previously, at Tata Consultancy Services, contributions included data warehouse development using ETL processes. Currently employed as a Software Engineer at Meta, Arunachalam applies machine learning techniques to enhance ad relevance on social media platforms. Arunachalam holds a Bachelor of Engineering in Computer Science from Sathyabama Engineering College and a Master's degree in Machine Learning from the Indian Institute of Science.