Data Warehouse Developer Resume
SUMMARY
- Over 7 years of IT experience in System Analysis, Design, Development, Implementation and Testing of Data Warehouse and Data Integration applications in domains like Financial, Banking, Insurance, and Telecommunications.
- Extensive experience on ETL (Extract Transform Load) Data Warehouse experience using Informatica Power center 9.x/8.x/7.x and Reporting on OBIEE, Qlikview, MicroStrategy, etc.
- Basic Informatica administration such as creating users, folders, privileges, optimize server settings, deployment groups, etc.
- Extensive experience in data warehousing tools and technology such as Informatica PowerCenter, PowerExchange, Metadata Manager, IDQ, MDM, OBIEE, Qlikview, SSIS, SSRS, MicroStrategy, etc.
- Expertise in Logical and Physical Data Modeling, E - R modeling, and Dimensional Modeling techniques such as Star and Snowflake schemas using ERWIN.
- Experience in Database Design and Development using Relational Databases like Oracle 11g/10g/9i/8i, Sybase, MS SQL Server, Teradata V2R6/V2R5, Perl, DB2 UDB 8.0/7.0/6.0, MS Access 2000/2003, XML sources files, cobol files, SQL, PL/SQL, Cobol, Stored Procedures, Functions, Packages, Indexes, Sub Queries, and Performance Tuning.
- Experience in full life cycle implementations in Data Warehouses including designing Understanding and working knowledge of Informatica CDC (Change Data Capture).
- Implementation experience of CDC using stored procedures, and triggers.
- Database Design and Development using Oracle, Teradata, and SQL Server on windows and UNIX platforms.
- Extensive experience in complete Software Development Life Cycle (SDLC) from Requirements gathering, Analysis, Data Modeling, Design, Testing, Debugging, Deployment, and Post Implementation Support and Maintenance
- Expertise in importing data from COBOL Files, EDI, Flat Files (Fixed Width and Delimited), and XML files and different relational sources like Oracle, DB2, and SQL Server.
- Expertise in implementing performance-tuning techniques on Targets, Sources, Mappings & Sessions.
- Experience with Type 1,Type 2,Type 3 Dimensions
- Experience with Teradata as Target for the data marts. Worked with BTEQ, Fast Load, MultiLoad, Teradata pump, etc.
- Proven expertise in analyzing the Business Intelligence needs of the enterprise and building the enterprise Reporting architecture.
- Experience with slowly changing dimension methodology and slowly growing targets methodologies.
- Have good problem solving, time management skills, communication skills, good organizational skills, self-motivated, hard working, ability to work independently or cooperatively in a team and eager to learn.
TECHNICAL SKILLS
Languages: SQL, PL/SQL, Unix, XHTML, Shell Scripting, Perl Script
RDBMS: Oracle 11g/10g/9i, Teradata, DB2, MS SQL Server 2000/2005, MS Access, MS Excel
ETL Data Integration Tools: Informatica Power Center / Power Mart 9.x/8.x/7.x/6.x (Designer, Workflow Manager, Work flow Monitor, Repository Manager, Repository Server Administration Console), Power Connect for ERP and Mainframes, Power Exchange, Datastage.
Operating Systems: Windows Server 2003, Windows 2000, Windows NT 4.0, Windows 98/2000/XP/2007. DOS.
IDE: Toad, SQL*Loader, SQL Server Management Studio, Teradata SQL Assistant, Quest Central for DB2, ChangeMan Version Manager, Eclipse, Visual Studio, Dreamweaver, Apache Directory Studio, Erwin 4.5/4.0.