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Masih Mortazavi is a seasoned data analyst with extensive experience in data warehousing, ETL processes, and business intelligence reporting. Currently serving as a Senior Data Analyst at TOSAN SOHA since October 2021, Mortazavi successfully redesigned and established a data warehouse that significantly reduced ETL process time by 80% and efficiently managed 1500 TB of data using SQL Server Integration Service (SSIS). Previously, as a Data Analyst at Kavano, Mortazavi implemented a data warehouse within two months and developed numerous executive-level dashboards using Tableau and MySQL. At the University of Tehran, contributions included creating actionable reports in Microsoft Power BI and developing complex SQL queries, resulting in substantial time savings. Mortazavi holds a Master of Science in Transportation Engineering and a Bachelor of Science in Civil Engineering from Amirkabir University of Technology - Tehran Polytechnic.