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Santosh User

@santoshuser8

Data Engineer at Cardinal Health building Azure pipelines for healthcare data and analytics across Epic EMR, claims, and revenue cycle.

United States

Message

At Cardinal Health, I develop Azure Databricks pipelines for more than 10 million healthcare records monthly and build data layers for enterprise reporting. My work includes Epic EMR data, clinical and operational dashboards, and data quality improvements that increased reporting accuracy by 30%.

Previously, I developed data pipelines and reporting solutions for financial services at Bank of America Texas and Cognizant. I also built an Azure analytics platform for insurance claims and policy analytics as an academic project at Central Michigan University.

Experience

Work history, roles, and key accomplishments

Current

Data Engineer

Current

Cardinal Health Inc

Jun 2025 - Present (1 year 5 months)

Designed and developed Azure Databricks ELT pipelines processing over 10 million healthcare records monthly using PySpark and Delta Lake. Built scalable data pipelines using Azure Data Factory to ingest data from Epic EMR, REST APIs, SFTP, and relational databases into Azure Data Lake Storage.

Azure Databricks PySpark Delta Lake Azure Data Factory Epic EMR REST APIs SFTP Azure Data Lake Storage Medallion Architecture SQL Power BI Tableau fastAPI Git Jenkins

Junior Data Engineer

Bank of America

Jun 2024 - May 2025 (11 months)

Developed scalable PySpark data pipelines processing more than 5 million financial transactions every month. Built Azure Data Factory pipelines to ingest banking and financial datasets into Azure Data Lake Storage.

PySpark Azure Data Factory Azure Data Lake Storage SQL Power BI fastAPI Git Jenkins Agile

Data Engineer

Cognizant

Jun 2022 - Jun 2023 (1 year)

Designed SQL-based ETL workflows integrating data from multiple banking applications into enterprise reporting warehouses. Developed Python automation scripts to streamline data processing and reduce manual reporting effort by 30%.

SQL ETL Python Power BI Tableau Git Agile

Data Engineer Intern

Megaviz Technologies Pvt Ltd

Apr 2021 - May 2022 (1 year 1 month)

Developed Python and SQL data pipelines loading structured data into PostgreSQL reporting environments. Performed exploratory data analysis and data quality assessments to identify anomalies and improve reporting accuracy.

Python SQL PostgreSQL Power BI Data Quality