Datastage/ETL
Develop and enhance Datastage ETL jobs for Data warehouse (EDW) applications.
· Gathering business requirements by interacting with business users and work with business team in identifying the business rules and documenting them. · Analyzing the existing Data warehouse applications and documenting the data flow. · Analyzing the data in different Data warehouse tables which is in DB2 database and understand the business relations. · Create Technical Design document, and Functional Requirement document. · Development of Datastage Parallel Jobs, Sequence Jobs, Unix Shell Scripts, and scheduling jobs. · Design different interfaces for EDW to receive/send data from/to various systems. · Performance tuning of Datastage Jobs by choosing best partitions, stages, and table indexes. · Development and performance tuning of DB2 SQL queries for moving data through different EDW layers. · Unit Testing of components and documenting results · Migrate code to different environments and coordinate with Scheduling team, DBA team and other teams for production deployment. · Work with business users in new enhancement/Defect fixing. · Support system testing and UAT testing. · Coordination between different application teams. · Support business users in UAT and create reports for business users. · Production support and job monitoring. | ||||||