Transformations used are: Lookup, Router, Expressions, Source Qualifier, Aggregator, Filter, Union, and Sequence Generator Update Strategy.Used various kinds of the transformations to implement simple and complex business logic.Identified the errors by analyzing the session logs.Used debugger to test the data flow and fix the mappings. Trouble shooting and problem solving applications with Informatica Debugger.Good understanding of Object Oriented Programming (OOPS) & Software Design Patterns.Good experience in building Web and Windows applications.Strong experience with Unix Shell Scripting Worked on Production Support, receiving production calls, troubleshooting the application and resolving bugs.Experienced in working with utilities like SQL*Loader, External Tables, Import, Export to extract and load large volume of data.Strong noledge in Oracle 10g/9i/8i database programming using PL/SQL (Stored Procedures, Functions, Triggers, Cursors) and standard Built-in Oracle Packages.Expertise Oracle, SQL, PL/SQL, Oracle Forms, Oracle Reports and UNIX Shell scripting.Experience working directly with customers to identify their business processes, rules, application user requirements and business process re-engineering.Well proven track for achieving the timelines for deliverable in requirement changing environment.Ability to interact at all levels in an IT organization to assess, evaluate, recommend a different and robust solution and lead through the development.Experience with SDLC process of performing detailed analysis, collecting use cases, documenting requirements and creating design of Object-Oriented applications.Developed and designed the applications based on the n-tier architecture specifications.7 years of Software industry professional experience in development of object oriented, n - tiered distributed and client/server applications and Web applications.
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