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I am a passionate IT professional with over a decade of experience in designing, developing, and supporting sophisticated mainframe-based applications. I am known for a get-it-done, on-time mindset and have led legacy modernization efforts, built automated CI/CD pipelines, and collaborated across geographies in Agile environments. I enjoy solving complex problems and delivering robust, scalable solutions that satisfy business needs. I work closely with product owners, interfaces, and cross-functional teams to translate requirements into technical designs, implement high-quality features, and provide steady post-production support. My focus is on quality, documentation, and customer satisfaction, with a track record across financial services and healthcare domains, using a range of mainframe and modern technologies.…I am a passionate IT professional with over a decade of experience in designing, developing, and supporting sophisticated mainframe-based applications. I am known for a get-it-done, on-time mindset and have led legacy modernization efforts, built automated CI/CD pipelines, and collaborated across geographies in Agile environments. I enjoy solving complex problems and delivering robust, scalable solutions that satisfy business needs. I work closely with product owners, interfaces, and cross-functional teams to translate requirements into technical designs, implement high-quality features, and provide steady post-production support. My focus is on quality, documentation, and customer satisfaction, with a track record across financial services and healthcare domains, using a range of mainframe and modern technologies.

Venkat Shiva

Developer, Back-End Developer, Full Stack Developer, +2

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I am a passionate IT professional with over a decade of experience in designing, developing, and supporting sophisticated mainframe-based applications. I am known for a get-it-done, on-time mindset and have led legacy modernization efforts, built automated CI/CD pipelines, and collaborated across geographies in Agile environments. I enjoy solving complex problems and delivering robust, scalable solutions that satisfy business needs. I work closely with product owners, interfaces, and cross-functional teams to translate requirements into technical designs, implement high-quality features, and provide steady post-production support. My focus is on quality, documentation, and customer satisfaction, with a track record across financial services and healthcare domains, using a range of mainframe and modern technologies.…I am a passionate IT professional with over a decade of experience in designing, developing, and supporting sophisticated mainframe-based applications. I am known for a get-it-done, on-time mindset and have led legacy modernization efforts, built automated CI/CD pipelines, and collaborated across geographies in Agile environments. I enjoy solving complex problems and delivering robust, scalable solutions that satisfy business needs. I work closely with product owners, interfaces, and cross-functional teams to translate requirements into technical designs, implement high-quality features, and provide steady post-production support. My focus is on quality, documentation, and customer satisfaction, with a track record across financial services and healthcare domains, using a range of mainframe and modern technologies.

Available to hire

I am a passionate IT professional with over a decade of experience in designing, developing, and supporting sophisticated mainframe-based applications. I am known for a get-it-done, on-time mindset and have led legacy modernization efforts, built automated CI/CD pipelines, and collaborated across geographies in Agile environments. I enjoy solving complex problems and delivering robust, scalable solutions that satisfy business needs.

I work closely with product owners, interfaces, and cross-functional teams to translate requirements into technical designs, implement high-quality features, and provide steady post-production support. My focus is on quality, documentation, and customer satisfaction, with a track record across financial services and healthcare domains, using a range of mainframe and modern technologies.

Skills

DB2

SQL

Experience Level

DB2

Expert

SQL

Expert

Work Experience

Sr. Mainframe Developer at Mastercard, Atlanta, GA

June 1, 2015 - Present

Discuss with product owners to document business requirements as user stories or functional designs for technical and non-technical teams; coordinate with interface partners for AIMS modernization project integration and execution and schedule demonstrations for business feedback; conduct regular technical and functional workshops to bridge gaps; provide component design and data structure decisions; convert project specifications into detailed steps; design and develop COBOL/PL/I-based functionalities using SOAP/REST Web Services, VSAM, DB2, and IDMS; schedule messaging via WebSphere MQ; develop and deploy batch programs; support code deployments across regions; coordinate testing and resolve defects; present working software demos and manage deployment approvals; monitor batch cycles and post-production logs to ensure smooth operations.

Mainframe Developer at Montefiore Health Systems

August 1, 2024 - May 1, 2025

Converted business requirements into technical specifications and documents; estimated effort and scope; defined High-Level Design (HLD) and Technical Design Documents (TDD); analyzed impacts on AIMS interfaces; designed complex SQL scripts and stored procedures for enhancements and reporting; performed database modeling and performance troubleshooting; developed software using COBOL, TELON, DB2, SQL, CICS, JCL, SPUFI, VSAM, EZTRIEVE and related tools; prepared and presented technical designs for approvals; supported release configurations and change management activities.

Mainframe Developer at GAP India

September 1, 2021 - December 1, 2023

Supported Test Data Management activities; identified and masked data across multiple sources; extracted, loaded, and validated test data for scenarios; collaborated with Business Solution Area and Testing teams to gather requirements; performed DB2/SQL data queries for test data provisioning; baselined processes, templates, and checklists; subset data across databases to create gold copies and validated results; coordinated with Application, Testing, and Infrastructure teams to resolve issues; developed REXX macros to automate daily adhoc reports; managed JCL jobs and release processes using ChangeMan and related tools.

Mainframe Developer at WinWire Technologies

March 1, 2017 - September 1, 2021

Engaged in new COBOL development on IBM mainframe systems for unit-cost systems; analyzed requirements, designed solutions, and developed/tested COBOL code with CICS, DB2, and JCL; monitored system availability and supported production; scheduled jobs via CA7; coordinated with clients and offshore teams to meet SLAs; documented and shared project knowledge; delivered QA/UAT support and led deployment activities; developed REXX macros and utility scripts to automate reporting.

Mainframe Developer at R Systems

May 1, 2015 - March 1, 2017

Analyzed existing programs with Y2K-related changes; prepared impacted components documentation; modified IDMS/IDMS/Batch modules for Y2K compliance; provided API modules to map ADABAS data to DB2 tables; wrote scan programs and presented technical demos; deployed changes to test environments and monitored batch cycles; ensured regression and testing through unit and system tests.