Vishwa Chaitanya

Vishwa Chaitanya

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Actively looking for Data Engineer roles | SQL | Python | ETL | AWS | SSRS | SDLC | Data Modeling | Data Mining|
Frisco, Texas, United States

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Résumé


Jobs verified_user 0% verified
  • UnitedHealth Group
    Data Engineer
    UnitedHealth Group
    Jan 2023 - Current (3 years 10 months)
    •Implemented AWS DataSync to create seamless connections between on-premises data sources and Amazon S3, including Self-Hosted
    Integration for secure data transmission. Data was successfully moved from the sources to the destination Amazon S3 buckets.
    •Utilized PySpark's parallel processing capabilities to load and transform 100GB of CSV files into Delta Lake Tables, resulting in a 95% boost
    in data processing efficiency.
    •Implemented bulk data transfers from an external AWS S3 stage to Snowflake internal stage, seamlessly executing the process using the
    powerful COPY command.
    •Implemented a thorough quality assurance plan for verifying and processing data from source systems, which resulted in 99% accuracy of<
  • C
    Data Engineer
    Citius Tech India
    Jan 2018 - Aug 2021 (3 years 8 months)
    •Developed data cleaning and manipulation procedures using Python libraries Pandas and NumPy for large datasets.
    •Designed, developed, and maintained scalable data pipelines and ETL workflows in conjunction with cross-functional teams to guarantee
    effective data extraction, transformation, and loading procedures.
    •Developed and optimized data models, schemas, and database architecture using Oracle, SQL Server, and MySQL technologies, resulting
    in a 20% increase in data retrieval efficiency.
    •Loaded data from Snowflake internal stage into its tables using SnowSQL, leveraging a combination of COPY, LIST, PUT, and GET
    commands to meticulously validate internal stage files.
    •Utilized big data processing framew
Education verified_user 0% verified
  • The University of Memphis
    Master of Science - MS, Information Technology
    The University of Memphis
    Aug 2021 - Dec 2022 (1 year 5 months)
  • Mahatma Gandhi Institute of Technology
    Bachelor's degree, Metallurgy and Materials Engineering
    Mahatma Gandhi Institute of Technology
    Apr 2013 - May 2017 (4 years 2 months)