• Developing, maintaining and enhancing End-to-End Data Warehouse

• Building scalable applications to load data into AWS Redshift using Python

• Working with different platform APIs, such as DCM/DFA, Google Ads, Bing, Facebook, and others

• Customizing and using Airflow scheduler to run daily load dags

• Creating and maintaining AWS Redshift tables and views for reporting in Tableau

• Migrated the entire data warehouse to from Windows and MS SQL Server to AWS and Redshift

• Migrated SQL Server stored procedures to Python scripts and Redshift functions

• Migrated various .NET applications to Python

• Maintaining and enhancing Quickbase applications

• Using GitHub repositories

• Participated in developing an in-store title search application as well as customer ordering client server system using C# and .NET

• Developed a Java/Oracle based ordering module that captured customer orders from all stores and placed orders with major book suppliers and publishers

• Designed database tables, stored procedures using MS SQL Server

• Developed database tables and stored procedures for Oracle database