An ETL developer primarily work on Informatica PowerCenter 9 and Oracle PL/SQL in a multinational company for a US client. I have done near about 50 big projects related to ETL and Data Warehousing in my career span(5+ years). I have Extensively worked on Data Extraction, Transformation and Loading data from various sources such as Oracle, XML, COBOL,VSAM, Flat Files etc. Thank You