• 4 Years’ 6 month experience in Accenture Services Pvt. Ltd. as Informatica Developer.• Strong experience in Data Warehousing and ETL using Informatica Power Center 9.1, 8.6 and 8.1.• Had done deployment of more than 15 project requirements using Informatica Deployment Group.• Good experience of Production Go Live Support for 5 projects.• Done 4 end to end implementations.• Extensively worked on data extraction, Transformation and loading data from various sources like Oracle, Netezza, Teradata, XML, Excel Files and Flat files.• Responsible for all activities related to the development, implementation, deployment, administration and support of ETL processes for large scale data warehouses using Informatica Power Center.• Experience of upgrading Informatica environment from Infa 8.6 to Infa 9.5.1.• Had experience in data modeling using Star Schema Modeling, and Snowflake modeling, FACT and Dimensions tables, physical and logical modeling.• Good skills in Data Analysis, Data Requirement Analysis and Data Mapping for ETL processes.• Had knowledge on Kimball/Inmon methodologies.• Hands on experience in tuning mappings, identifying and resolving performance bottlenecks in various levels like sources, targets, mappings and sessions.• Proficient experience in ETL design, development and maintenance using Oracle 10g/11g, WinSQL, PL/SQL, SQL Developer, TOAD, Informatica Power Center v 8.x/9.x, Teradata.• Proficient in UNIX.• Experienced at Creating effective Test data and development thorough Unit test cases to ensure successful execution of the data & used e-mail for notifying the alerts after successful completion.• Excellent communication, documentation and presentation skills using tools like Visio and PowerPoint.• Worked in releases where agile methodologies were used.