vijji komali
@vijjikomali
I am a Mainframe engineer with 9+ years' experience in data transformation, reporting, and modernization.
United StatesWhat I'm looking for
I am an IT professional with 9+ years of experience across finance, healthcare, academics, and insurance, focused on mainframe engineering and data reporting. I specialize in analyzing and transforming large data sets to produce operational and executive reports.
At Wells Fargo I developed funding history, statistical, and executive summary reports for payments (ACH, WIRE, INTR) while architecting COBOL, DB2, JCL batch jobs and CICS screens to support high-volume processing.
I have strong ETL and data-validation experience from roles creating student and claims reports, resolving tickets, and performing end-to-end testing. I document designs, write test scripts, and execute enterprise batch processing using CA 7 and mainframe tools.
I hold Azure Fundamentals (AZ-900) and data-visualization training (Power BI, Tableau, Google Data Analytics) and bring a pragmatic focus on modernization, reliability, and clear technical documentation.
Experience
Work history, roles, and key accomplishments
WFDeveloped funding history, statistical, and executive summary reports for ACH, WIRE and other payments products for ASO clients while transforming and validating large datasets. Maintained and enhanced COBOL/DB2/JCL/CICS mainframe applications, executed enterprise batch testing with CA 7, and resolved production issues on IBM z/OS.
ETL Analyst
YG File
Oct 2018 - Mar 2022 (3 years 5 months)
Built student and institutional reports by transforming source data, applying custom calculations, resolving JIRA tickets, and performing unit and data validation to support academic reporting. Documented requirements and test cases and maintained existing systems to ensure reporting quality.
COExecuted ICD/CPT/J-code testing and HIPAA verification, processed claims and payments, and performed end-to-end data integration and claims validation to ensure accuracy for healthcare providers. Wrote test scripts and conducted unit testing for claims processing workflows.
OPUNH Analyst
Optum
Feb 2016 - Jun 2017 (1 year 4 months)
Enrolled Medicare Part D members and performed ICD/CPT testing and HIPAA validation while processing claims and provider billing. Created and executed test scripts, conducted data validation, and managed RXHD status and related inquiries.
Education
Degrees, certifications, and relevant coursework
PLPluralsight
Certificate, Business Intelligence
Completed Power BI training via Pluralsight in June 2025.
Microsoft
Azure Fundamentals (AZ-900) Certification, Cloud Computing
Completed Microsoft Azure Fundamentals (AZ-900) certification in April 2023.
MIMicrosoft
Certification, Cloud Computing
Completed the Microsoft Azure Fundamentals (AZ-900) certification in April 2023.
PSPer Scholas
Certificate, Data Analytics
2021 - 2022
Activities and societies: Google Data Analytics; Project Management; Google IT Support; CompTIA+
Completed Per Scholas training from July 2021 to April 2022 covering Google Data Analytics, Project Management, Google IT Support, and CompTIA+.
UCUniversity of North Carolina at Charlotte
Certificate, Data Analysis and Visualization
Completed Data Analysis and Data Visualization coursework at the University of North Carolina at Charlotte in February 2019.
GPW College
Diploma in Computers and Accounting, Computers and Accounting
Diploma in Computers and Accounting completed at GPW College (AP, India) in October 1995.
GPW College, AP India
Diploma in Computers, Computer Science and Accounting
Awarded a Diploma in Computers and Accounting in October 1995.
PLPluralsight
Course, Power BI
Completed a Power BI course focused on data visualization and reporting.
GOProfessional Certificate, Data Analytics
Completed the Google Data Analytics Professional Certificate.
GOProfessional Certificate, Project Management
Completed the Google Project Management Professional Certificate.
COCompTIA
Certification, Information Technology
Completed CompTIA certification(s) related to foundational IT skills.
GOProfessional Certificate, IT Support
Completed the Google IT Support Professional Certificate.
Tech stack
Software and tools used professionally
Availability
Location
United StatesAuthorized to work in
Job categories
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