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Revolutionized data processing with the flexibility on-premise of Spark clusters, ensuring 100% data integrity and uninterrupted accessibility and successfully extracted and loaded data into Hadoop clusters, achieving a 30% improvement in disk optimization. Directed the creation and upkeep of 5 data marts adhering to a hybrid dimensional and Data Vault modeling on on-premise SQL Server while implementing industry best practices in data warehousing and database management for optimal efficiency.
Developed user-friendly and insightful dashboards tailored to the needs of more than 40 company members, enhancing accessibility and facilitating data-driven decision-making. Defined and tracked key performance indicators (KPIs) through analyzing a staggering volume of 10 million daily transactions.
Developed foundational skills in data science, including statistical analysis, data cleaning, data visualization, and machine learning.