Apurwa Kumari
Programmer Analyst Data Engineer @Cognizant
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WORK HISTORY
Programmer Analyst Data Engineer @Cognizant
Bengaluru, IN
EDUCATION
Siksha 'O' Anusandhan University
Bachelor of Technology - BTech, Computer Science Engineering
ABOUT APURWA KUMARI
Data Engineer with hands-on experience in building scalable data pipelines and transforming raw data into meaningful business insights.Currently working at Cognizant on a Pharma Commercial Analytics Data Platform, where I design and optimize end-to-end ETL pipelines using PySpark and Databricks.My experience includes building data pipelines using PySpark and SQL for large-scale data processing, implementing Lakehouse architecture (Bronze, Silver, Gold layers) using Delta Lake, and orchestrating workflows with Apache Airflow. I have worked on integrating data from multiple sources such as APIs, SAP systems, and CSV files, while ensuring data quality and consistency.I have also focused on optimizing Spark jobs for performance and handling challenges such as data skew and high data volumes.I have strong expertise in SQL, Python, and data modeling, with practical exposure to real-world data engineering problems including CDC handling, pipeline optimization, and scalable system design.I am interested in solving complex data problems and building efficient, reliable data systems.Skills: PySpark, SQL, Databricks, Apache Airflow, Python, ETL, AWS, Data Modeling, Azure, Python
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