-15+ years of IT experience, primarily with IBM, specialized in the field of Leading Software Development, Architecture, Design, Data Modeling, Enhancement & Testing. -Experienced in leading and managing ETL, Data warehouse, Data integration, BI reporting projects.-Experienced in Data Warehousing concepts, Dimensional modeling like Star Schema, Relational modeling, Snowflake Schema, 3NF & Database Architecture for OLTP and OLAP applications, Data Analysis and ETL processes.-Strong experience in modeling, designing, developing, loading and maintaining FACT and dimension tables. Expertise in projects utilizing relational and dimensional (star schema) modeling. -Worked as Project lead for large ETL projects, implemented using Informatica 9x, Teradata and Oracle Exadata. Handled and manipulated really large tables with multi terabytes of data.-Experienced in working with Teradata utilities like BTEQ, FastLoad, MultiLoad, Fast export, TPump, TPT. -Experienced in Perl, UNIX/Linux Shell Scripting/Korn Shell, Window scripting. -Strong ETL knowledge of Informatica PowerCenter, SSIS/SSAS/SSRS, Teradata Tools and utilities including MLOAD, FASTLOAD, FASTEXPORT, BTEQ, TPT. Strong knowledge in Oracle, DB2, MS SQL server and SQL scripting.-Very strong on Teradata SQL query optimization techniques like: EXPLAIN feature, COLLECT STATISTICS, Secondary Indexes, Partition Primary Index (PPI), Volatile and Global temporary tables.-Experience in Agile methodology, including Extreme Programming, Test Driven Development and Scrum/sprint/iterative development.-Excellent knowledge & working experience in all phases of software development life cycle (SDLC) including planning, analysis, design, development, testing, and implementation.