Varsha Reddy Kullampalli
Data Analyst @ HCLTech | Master\'s in Information Technology
- Role
- Data Analyst at HCLTech
- Location
- Harrisburg, PA, US
- LinkedIn followers
- 500 followers
About Varsha Reddy Kullampalli
Data Analyst at HCLTech, specializing in the design and optimization of scalable ETL…
Experience
Data Analyst
Feb 2025 — Present · PA, US
Designed scalable SQL table schemas and implemented stored procedures to extract and organize customer purchase and session data, enabling consistent and structured reporting.•Engineered and optimized end-to-end ETL pipelines using AWS Glue, Airflow, and SSIS to integrate data from MongoDB, MySQL, and APIs into AWS S3 and Redshift, ensuring data reliability.•Performed trend and financial analysis on historical datasets using Excel and BI tools, leveraging pivot tables, advanced formulas, and visualizations to uncover insights and support data-driven business decisions.•Collaborated with cross-functional teams to launch a Demand vs. Actual dashboard using Snowflake and Power BI, enhancing visibility into key operational metrics.•Refined PostgreSQL database schemas and implemented indexing strategies to optimize query performance and enhance reporting system stability.•Leveraged PySpark, R, and PostgreSQL for data cleansing, transformation, and root cause analysis, preparing high-quality datasets to support forecasting and credit system improvements.
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