- Design/Build Extract Transform Load (ETL) procedures in SQL Server using SSIS and DTS packages and import/export data feeds to/from data warehouse and loan systems.
- Data Mapping between the source and the destination and documentation of the data mapping spreadsheet
- Extract, transform and load (ETL) data from different sources such as production database, flat files, excel files into database using SSIS and DTS
- Perform data validation, error checking, troubleshooting and performance tuning.
- Created queries to cleanse data (duplicated claims ) by using temp tables; created correlated and non-correlated sub-queries for complex business queries.
- Implemented triggers and stored procedures and enforced business rules via checks and constraints.
- Worked on Stored Procedures, User Defined Functions, Views, TSQL Scripting for complex business logic.
- Modified SQL queries and stored procedures to generate data for reports.
- Troubleshooting problems by using SQL server profiler. Very Pro-active in identifying the problems before user complaints.
- Created and Scheduled the Reports to run on daily/weekly/monthly basis in Report Manager and also email them to director and analysts to review in Excel Sheet.
- Enhanced the old Excel Reports to new SQL Server Reports to fit new business requirement.
- Responsible for deploying reports to Report Manager and Troubleshooting for any error occurs in execution.
Environment: SQL Server 2000 (Query Analyzer, Enterprise Manager, DTS Designer, SQL Profiler, MS Excel, Windows 2000/2003, MS Visio, Progress Open Edge, Oracle, Sql Server, UNIX.