Sunil Kumar A Email & Phone Number

Bengaluru, Ka, In

Chennai

• Preparing High-level and Low-level Design Documents• Developing Informatica mappings as per business requirements.• Performed extended unit testing and delivered quality deliverables on time. • Defect analysis and testing of functionalities in Informatica objects.• Performance Tuning of mappings and sessions.• Mentoring junior team members and conducting knowledge sharing sessions• Creating/Modify the existing stored procedures as per the business needs and to perform unit testing, capturing test results for the Procedures based on the business scenarios as well as internal stored procedures like dropping partitions, indexes etc.

• Responsible for designing and developing of mappings, mapplets, sessions and work flows for load the data from source to target database using Informatica Power Centre and tuned mappings for improving performance• Involved in ETL process from development to testing and production environments• Extracting date from various sources like Flat files, Oracle and loaded it into Target systems using Informatica 8.6• Developing Mappings using various Transformations like lookup, Update Strategy, Aggregator, Router, Stored Procedure, Sequence generator, Expression and Joiner• Tuning mappings and SQL queries for better performance and efficiency• Creating new mappings and updating old mappings according to changes in Business Logic