Data Scientist
Current• Optimized data warehouse schema design (BigQuery) and complex SQL queries, accelerating analytics performance by 30%.• Built a data quality monitoring framework (Python, Looker), reducing data inconsistencies by 15% and improving confidence in business decisions.• Optimized data quality and streamlined processes. Improved data quality by 15% and reduced processing errors by 10% through cleansing and optimization using SQL and Python.• Delivered actionable insights through targeted analysis. Analyzed customer segmentation and campaign data using SQL, Python, and Excel (Macros) to develop targeted marketing lists (~6K per list), directly contributing to a 15% sales increase.• Created financial dashboards for informed budgeting. Developed Power BI/Looker dashboards for revenue tracking, facilitating real-time forecasting and data-driven budget insights.• Developed a robust ETL process (Python, SQL) to integrate data from multiple sources, increasing data accessibility and completeness for business intelligence.• Proactively optimized data processes, including complex customer segmentation analysis. Documented streamlined workflows and automated them leading to a 10% reduction in processing errors.