Kammella Hari
Data Engineer @EY
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WORK HISTORY
Data Engineer @EY
Bengaluru, IN
EDUCATION
SK University
B. Sc Computers
ABOUT KAMMELLA HARI
I am an AWS Big Data Engineer experience designing and optimizing ETL pipelines, data lakes, and cloud-native analytics solutions across healthcare and financial domains. Skilled in AWS Glue, Redshift, S3, Athena, Apache Spark (PySpark), and Airflow, I specialize in building scalable, cost-efficient data workflows that deliver actionable business insights. In my current role at Capgemini,I have reduced ETL runtime by tuning Spark and AWS Glue jobs.Boosted BI reporting speed through Redshift performance optimizations.Automated 20+ data pipelines with Airflow, improving system reliability and reducing downtime.I thrive at the intersection of data engineering, performance tuning, and cloud cost optimization. Passionate about solving complex data challenges, I enjoy collaborating with cross-functional teams to design robust architectures that handle 100GB+ datasets daily.Core Skills: AWS (Glue, Redshift, S3, Athena), Spark (PySpark), Airflow, Databricks, Python, SQL, Hadoop, Hive, IICS, Data Modelling, ETL Development.
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