Worked as ETL QA Analyst /Lead over 15+ Years for across Auto/Healthcare/Manufacture/Retail and State (Benefit) / Workers Compensation domains. Lead Validations for many DW Migration projects including Cloud Migration and has strong knowledge of RDBMS Concepts and Data Warehouse Techniques - ETL process, data modeling, and Business Intelligence (BI) Concepts. Hold strong experience in QA Processes in both Agile and Waterfall methodologies & has Proven success with Excellent attention to detail and an ability to work meticulously and methodically while under pressure.
1. EDW to EDM Snowflake cloud migration.
2. Snowflake to GCP Cloud Migration.
3. Exadata Migration to New Architecture.
1. Department structure changes to ORCA hierarchy from source.
2. Keeper logic implementation.
3. Modernization of ETL architecture for Sales module.
4. Several new business initiatives – NPS, Produce Score card, Health of the Store.
Parallel Validation between the existing keystone platform & Kortex applications for PILOT.
Linear validation to ensure the data correctness from the multiple source systems to Data Lake
for Master data.
1. Validation of Data Ingestion from multiple source system to S3/Raw & Landing zone.
2. Validation of data from S3/Landing Layer to the Transformed layer. (Redshift Data Lake).
3. Validation of data from Transformed layer to Consumption/Semantic layer.
4. Parallel Validation – Data correctness of Prod Migrated data @AWS Consumption layer Vs existing Keystone Sql Server database.
5. Parallel Validation of Tableau reports with existing Keystone Vs Kortex applications.
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