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David Sianov is a Senior Data Engineer at Hygiena since June 2019, where responsibilities include building AI systems, optimizing code through parallelization and vectorization, developing machine learning models, and managing data extraction and processing scripts. Prior to this role, David served as IT & Security Manager at the Ministry of Foreign Affairs of Israel in Los Angeles from August 2015 to January 2019, overseeing a team of security officers and handling complex airline security tasks. David began a career in IT & Security as an officer, addressing technical issues with detection devices. David holds a Bachelor of Science in Computer Science with a specialization in Machine Learning from UC Irvine, earned in 2019.