Sai Sumanth Email and Phone Number

Worked on developing the Amazon Transfer Pricing Engine (ATP), ATP serves as a critical system used by Globalaccounting, Tax (Direct, Indirect, and Withholding tax), and other Finance teams, efficiently processing approximately156,000 transactions annually, accounting for 148 billion in financial transactions.◦ Experience in developing spark applications using spark-SQL for data extraction, transformation and aggregation frommultiple file formats for analyzing and transforming the data to uncover insights into the customer usage patterns.◦ Developed series of data ingestion jobs for collecting the data from multiple channels and external applications in python.◦ Built data engineering pipelines using Pyspark and Kedro framework for financial claims analysis and aided machinelearning engineers by providing transformed data in common data lake.◦ Wrote Scripts and indexing strategy for a migration to AWS S3 buckets,Redshift from SFTP servers and RDS databases◦ Developed a star schema model for ATP, which improved the accuracy of data analysis by reaching 100 percent.◦ Responsible for creating spark jobs, bash scripts for transformations at regular intervals for incoming data

• Developed 10 APIs for the ATT Mexico Telecom project using Micro Services, Java, PL/SQL, and Swagger.• Implemented Tableau Server for secure enterprise-wide dashboard deployment.• Executed successful data migration to Micro Databases for improved query processing.