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Stefan Kaehler is a seasoned professional in data engineering and analytics, currently serving as the Senior Data Engineering and Analytics Manager at Amazon, where Stefan leads an interdisciplinary team focused on delivering product insights for Alexa Comms. Prior experience includes significant roles at Amazon Alexa, where Stefan achieved substantial compliance risk mitigation and improved data compliance systems, as well as a tenure at Convoy Inc. leading a data warehouse implementation. Stefan's background also includes experience at Microsoft, where contributions spanned from data science to finance management, consistently enhancing team performance and operational efficiency. Educational credentials include a Bachelor of Arts in Economics and International Studies from the University of Washington and study abroad at East China Normal University.