Babu Gaurav Email & Phone Number

Bengaluru, Karnataka, India

Bengaluru, Karnataka, India

Backend Developer (Promotion Management Tool)–Improved the application's capacity to support concurrent active users, increasing from 10 to 80 without requiring additional resources.–Achieved a remarkable ~70% reduction in API response time and a 50% decrease in OLAP query execution time through backend optimization, data model enhancements, query optimization, and indexing implementation in the database.Data Engineer (Delta Migration Team)–Successfully migrated over 100 assets to Delta Format for a Fortune 100 client, resulting in significant savings of ~$40,000 in storage costs and ~$30,000 in monthly processing costs.–These were made possible through the migration of full load fact and SCD type 2 tables to the delta format, along with the implementation of optimization techniques such as Delta Optimize, Vacuum, Z-Ordering, etc.

Bengaluru, Karnataka, India

Data Engineer (Inventory Performance Management)– Developed ETL pipelines which create inventory KPIs using Pyspark, Databricks and Data Lake. Theorchestration and automation were done using Data Factory.– The application maintains different versions of the final data based on the day the data was created.Which allows end users to view the historic projections also.

Bengaluru, Karnataka, India

Data Engineer (Enhance Customer Quota)– Developed ETL pipelines which extract data from Azure Data Lake, clean and transform the data byrunning Pyspark scripts on Databricks clusters and finally store the data in SQL server for the frontend.– The automation and orchestration of the ETL pipelines were done using Azure Data Factory.– Built a Python package consisting of reusable functions which simplified the process of writing dataprocessing scripts

Bengaluru, Karnataka, India