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Start for FreeJashwanth Kalyan Polavarapu
Senior Data Engineer @Bank of America
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WORK HISTORY
Senior Data Engineer @Bank of America
Designed, developed, and deployed robust Azure Data Factory (ADF) pipelines for ingesting, transforming, and orchestrating telecom customer usage, billing, and provisioning data across hybrid data sources.• Built and maintained large-scale ETL/ELT data workflows using Python and PySpark, with an emphasis on performance optimization and maintainable code structure for telecom metadata processing.• Collaborated closely with cross-functional teams to define and implement Azure Synapse Analytics environments, supporting advanced telecom data warehousing and real-time reporting needs.• Automated complex data ingestion processes from APIs, flat files, and on-premises telecom systems into Azure Data Lake Storage Gen2, ensuring data integrity and lineage using Databricks Notebooks.• Developed custom Python modules to support data validation, cleansing, and enrichment tasks for large volumes of call data records (CDRs), network telemetry, and customer churn analytics.• Implemented secure, scalable CI/CD pipelines using Azure DevOps for data engineering code deployments, unit testing, and version control of critical data processing logic.• Engineered data models and partitioning strategies within Azure SQL Database and Delta Lake, enabling faster aggregation and analysis of petabyte-scale telecom usage datasets.• Conducted performance tuning and cost optimization across Azure Data Engineering components, identifying redundant pipeline executions, optimizing compute resources, and leveraging serverless Spark clusters.• Led data governance efforts, defining metadata standards, implementing data cataloging using Azure Purview, and ensuring compliance with telecom-specific data retention and privacy regulations.• Worked on integrating predictive analytics and ML scoring into Azure pipelines, providing insight into network outages and customer churn predictions using pre-trained models deployed in Azure ML.
EDUCATION
University of North Texas
Masters
ABOUT JASHWANTH KALYAN POLAVARAPU
As a Senior Data Engineer with 8+ years of specialized experience in telecom data…
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