• Over 7 years of experience as Data Engineer including designing, developing and implementation of data models for enterprise - level applications and systems.• Experience in transferring the data using Informatica tool from AWS S3 to AWS Redshift• Hands on experience in Normalization (1NF, 2NF, 3NF and BCNF) Denormalization techniques for effective and optimum performance in OLTP and OLAP environments.• Developed ETL workflow which pushes web server logs to an Amazon S3 bucket. Enhanced current Automation Regressing Scripts for validation of ETL process between multiple databases.• Developed the backend for the NIH Data Commons Computational Genomic Platform (CGP) (Python 3, Docker, AWS Lambda, AWS EC2, AWS S3.• Worked with star schema, snowflakes schema dimensions, SSRS to support large Reporting needs. Worked with star schema, snowflakes schema dimensions, SSRS to support large Reporting needs.