I have 4 years of expertise in BI,SQL,ETL,Python. Designed and Implemented Stored Procedures, Triggers, Views, Functions, Indexes, Tables, SQL XML code for applications. Extensive experience in writing Distributed Queries Implemented Data partitioning to handle large tables Written complex SQLs using joins, sub queries and correlated sub queries. Responsible for performance tuning and Optimization of stored procedures Experience in using Dynamic Management Views and SQL Server profiler Designed SSIS Packages to extract data from various data sources (SQL Server, Excel Spreadsheet ,Flat Files etc) and loaded the data into destination data sources by performing different kinds of transformations for various BI requirements.