Anjan Kumar Bollam

Washington D.C. Metro Area United States

Lead SQL Server BI Developer

Technology / Software / Internet

• Experienced in all stages of SDLC life cycle and in migration and up-gradation of databases. Strong experience in OLAP, Data marts, Data warehousing, Operations Data Store concepts and ETL technologies. • Expert in developing T-SQL (DDL, DML) statements, Data Integrity (constraints), Rules, Performance Tuning, Query Optimization and Validation issues. • Demonstrated expertise utilizing ETL tools, including SSIS, Data Transformation Services (DTS), ETL package design, and RDBM systems like SQL Servers, Oracle 9i/10g, and DB2. • Expert in SSIS script tasks using VBScript and scheduling complex SSIS Packages for transferring data manually from multiple data sources to SQL server. • Strong...