Venkata Rahul Sarabu — Walmart Global Tech - Senior Software Engineer

With over 13 years of comprehensive IT experience, I am a seasoned professional specializing in data engineering and software migration. My career highlights include leading transformative projects for prestigious clients such as CNA Insurance, USAA, and Walmart. I have successfully designed and implemented robust solutions including datamarts, data warehouses, and datalakes using cutting-edge technologies such as Informatica PowerCenter, IBM DataStage, and Oracle Data Integrator.

I excel in optimizing ETL processes, SQL performance tuning, and integrating complex data ecosystems spanning Hadoop, Python, Spark, Scala, and cloud platforms like GCP with services such as BigQuery and Dataproc. Notably, I have a proven track record in driving substantial cost efficiencies through cloud optimization initiatives at Walmart, resulting in approximately $25 million in annual savings. Additionally, I have developed reusable streaming services leveraging Kafka, Spark streaming, and Storm for real-time data processing and analytics.

As a judge for the Brandon Hall Awards, my extensive expertise and architectural prowess enable me to evaluate and recognize excellence in data engineering and software engineering with a deep understanding of industry standards and innovative practices.