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Nikhil Chinthalapally

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Data Engineer
United States

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Jobs verified_user 0% verified
  • Mckesson
    Data Engineer
    Mckesson
    Sep 2022 - Current (4 years 2 months)
    • Analyzed data from Azure data storage using Databricks and Spark cluster capabilities, extracting valuable insights from large datasets. • Developed and maintained end-to-end operations of ETL data pipeline and worked with large data sets in Azure Data Factory; increased data pipeline throughput by 2x. • Developed custom activities using Azure Functions, Azure Databricks, and PowerShell scripts to perform data transformations, data cleaning, and data validation. • Increased the efficiency of data fetching by using queries for optimizing and indexing. • Implemented a tiered data lake architecture with Azure Data Lake Gen 2 (ADLS Gen 2) for batch and streaming data. • Performed ETL tasks against replicated datasets to ensure quality,
  • B
    Big Data Engineer
    Sep 2020 - Aug 2022 (2 years)
    • Utilized Sqoop to import data from MySQL to Hadoop Distributed File System (HDFS) on a regular basis, ensuring seamless data integration. • Performed aggregations on petabytes of data using Apache Spark and Scala, and stored the processed data in Hive warehouse for further analysis. • Managed Data Lakes and big data ecosystems, using Hadoop, Spark, to leverage their capabilities for efficient data processing. • Oversaw the migration of vast volumes of data from diverse sources including Netezza, Oracle and SQL Server to Hadoop. • Successfully loaded and transformed large sets of structured, semi-structured, and unstructured data, enabling effective analysis and insights generation. • Developed Hive queries to analyze data and meet s
  • BNY Mellon
    Data Engineer
    BNY Mellon
    Sep 2018 - Aug 2020 (2 years)
    • Created pipelines, data flows and complex data transformations and manipulations using ADF and PySpark with Databricks which decreased the processing time by 20%. • Established a foundation for real-time analytics with Azure IoT Hubs, Event Hubs to process millions of events per second into a data platform with near-zero latency or data loss. • Designed and implemented data pipelines using Azure EventHub for real-time streaming and processing of terabytes of data. • Executed advanced features of T-SQL to design and tune T-SQL to interface with Azure Synapse Analytics database and other applications in the most efficient manner and created stored procedures for the business logic using T-SQL. • Identified and resolved bottlenecks in d
Education verified_user 0% verified
  • University of Central Missouri
    Masters in Computer Science
    University of Central Missouri