• Devised simple and complex SQL scripts to check and validate Dataflow in various applications.• Performed Data Analysis, Data Migration, Data Cleansing, Transformation, Integration, Data Import, and Data Export through Python.• Devised PL/SQL Stored Procedures, Functions, Triggers, Views and packages. Made use of Indexing, Aggregation and Materialized views to optimize query performance.• Developed logistic regression models (using R programming and Python) to predict subscription response rate based on customers variables like past transactions, response to prior mailings, promotions, demographics, interests and hobbies, etc.• Created Tableau dashboards/reports for data visualization, Reporting and Analysis and presented it to Business.• Created Data Connections, Published on Tableau Server for usage with Operational or Monitoring Dashboards.• Knowledge in Tableau Administration Tool for Configuration, adding users, managing licenses and data connections, scheduling tasks, embedding views by integrating with other platforms.• Worked with senior management to plan, define and clarify dashboard goals, objectives and requirement.• Responsible for daily communications to management and internal organizations regarding status of all assigned projects and tasks.