• Optimized SQL queries, reducing data retrieval time by 30% and enhancing overall database performance.• Deployed Tableau dashboards resulting in a 40% increase in data comprehension among stakeholders.• Designed and implemented Extract, Transform, Load (ETL) processes, streamlining the flow of data and enhancing data accessibility across the organization.• Applied machine learning algorithms and deep learning techniques to build predictive models, extracting meaningful insights and patterns from data.• Accompanied A/B tests on marketing campaigns, leading to a 30% increase in conversion rates.