

Staff Data Engineer at Walmart Inc.
Staff Data Engineer at Walmart Inc.
Hi there! I'm Ann Merin Peter, a Staff Data Engineer at Walmart Inc. with over 19 years of experience designing, building, and leading large-scale data engineering and analytics solutions across domains like eCommerce, finance, marketing, and customer insights.
I specialize in:
Cloud platforms (GCP, Teradata, Hadoop)
ETL pipeline design and data lake architecture
Clickstream analytics, product metrics, and forecasting dashboards
Tools like Airflow, Tableau, SparkSQL, Hive, Python, and SQL
In my current role, I lead key initiatives under Walmart Plus, manage data-driven decision pipelines, and collaborate with product and business stakeholders to transform raw data into meaningful impact.