s
siri_nela

Sireesha N

@siri_nela

Mainframe Associate Manager

United States
English, Telugu, Italian, Tamil
About me
I am a Mainframe Developer with 13+ years delivering large-scale enterprise applications across banking and automotive domains. I have extensively worked with COBOL, CICS, DB2, JCL, and VSAM, supporting both application development and production environments. I have strong expertise in troubleshooting critical issues, improving system performance, and ensuring high availability for business-critical systems.... Read more

Skills

s
siri_nela
Sireesha N
Offline • 
Average response time: 1 hour

See my services

Design & Optimization
I will fix cobol,db2,jcl production issues and provide root cause analysis
From$30 / projectMore details

Work experience

Walmart

Analyst

Walmart • Full-time

Dec 2011 - Dec 2013 • 2 yrs

Analyzed business and system requirements to support development and enhancements across multiple mainframe applications. Designed and developed COBOL, JCL, and DB2 components, supporting batch processing and online processes within enterprise retail systems which involves SDLC life cycle of a new requirement. Built and maintained batch workflows using JCL (250+ jobs), ensuring consistent execution and stability in production cycles. Leveraged Teradata SQL along with utilities like FastLoad and MultiLoad (MLOAD) to support bulk and incremental data processing within batch workflows.