• Designed and implemented ETL pipelines using PySpark on AWS EMR to flatten raw data from AWS S3. Provisioned datasets in Amazon Athena, enabling easier querying and analysis for downstream applications.• Optimized the data-fetching process by developing Streamlit Portal to fetch technographics data significantly improving team efficiency and enabling the team to operate independently.• Automated a 30-point data sanity checklist by designing QC automation utility leveraging Python and SQL to streamline Quarterly Data Refresh.• Improved technographic dataset quality through collaborative efforts with Data Scientists and Product Managers by refining data mappings, monitoring gap analysis ,addressing outliers and false positives.

Acquired knowledge in the Technographics domain by collaborating closely with domain specialists and project managers for delivering presale requests.