Sumathi Sivanesan

ETL tester @ WPP | Ex Cognizant| ETL Testing | DWH Testing |Cognos Report Testing | Hadoop Data Migration | Snowflake | Agile |

Chennai, Tamil Nadu, India

About

Sr.Test Analyst with 9 years of datawarehouse and ETL testing experience. Experience includes writing complex SQL queries and worked in both manual and automation testing. Skilled in Oracle Database, Hadoop Data Migration, Cognos report testing, Snowflake, Agile methodology

Experience

  • QA Test Engineer at WPP
    Sep 2025 - Present · 11 mos

  • Cognizant (Full-time · 10 yrs)
    • Senior Associate
      Sep 2015 - Aug 2025 · 10 yrs

    • Associate
      Sep 2015 - Mar 2025 · 9 yrs 7 mos