Mahalakshmi Gubbala

Consultant -software Qa @EvonSys

Austin, TX, US

Client: PNC BankPega QA & ETL Tester with strong expertise in data warehouse testing, business validation, and BI concepts. Skilled in writing complex SQL scripts to validate business requirements and source-to-target mappings. As an ETL Tester, validated a predictive model that identified 459 likely defaulters out of customers and successfully migrated an enterprise report (used by 15 LOBs) from Power1 to Pega. Delivered end-to-end ETL and Pega testing, collaborating with automation, performance, and downstream teams to ensure smooth deployments with minimal rework. Experienced in PyDAT-based ETL automation, big data-to-Oracle transformation testing, and QA staging setup using Hadoop, Teradata, and VDM sources. Proactively mentor peers and coordinate with offshore teams to drive quality and delivery, has been accomplishing all these activities as part of ETL validations of 2023 RRP Scorecard & Strategic Business Enhancements at PNC Bank.Skills: ETL Testing Technology: PEGA infinity 23.1, Jira 9.12.9, Xray, Confluence 8.5.12, Oracle 16.3, Toad 6.1, Toad for Oracle 16.3, Hive, pydat