Rajat Gupta

About Rajat Gupta

I am an enterprise technology professional with 18+ years of experience supporting and evolving mission-critical transaction processing systems within banking and insurance environments.My background combines application development and production support across large-scale mainframe platforms. Over the course of my career I have developed deep expertise in batch processing, transactional workflows, data dependencies, release validation, and production incident recovery.I focus on legacy system modernization — helping organizations safely integrate established core platforms with modern distributed applications, APIs, and cloud-based services. I regularly work with application, infrastructure, and cloud teams to ensure that changes to upstream or downstream systems do not introduce operational risk or data integrity issues.My role often involves analyzing end-to-end system flows, identifying hidden dependencies, validating deployment readiness, and guiding modernization efforts so that business-critical services remain stable during transformation initiatives.Core Areas of Expertise:• Legacy platform modernization and integration• End-to-end system flow and dependency analysis• Production incident investigation and root cause analysis• Release readiness and deployment risk validation• Batch processing and transaction lifecycle management• Collaboration with distributed and cloud application teams• Operational stability and system reliability improvementTechnologies: COBOL, JCL, DB2, CICS, VSAM, Control-M/CA7, SQL

Experience

1. Senior Systems Engineer Mainframe Modernization

   Wipro

   Mar 2022 — Present

   Support and enhance enterprise transaction processing applications running on large-scale mainframe systems• Analyze batch workflows and cross-system dependencies prior to application releases• Investigate production incidents, perform root cause analysis, and coordinate service restoration• Validate implementation plans to prevent downstream operational or reconciliation failures• Collaborate with distributed application teams integrating APIs and external services with legacy platforms• Identify data flow risks and advise teams during system enhancement and migration initiatives• Provide operational readiness guidance during deployments and modernization activities• Improve platform stability by resolving recurring abends, data mismatches, and scheduling conflicts• Act as a liaison between application developers, infrastructure teams, and business stakeholders

Education

• Dr. A.P.J. Abdul Kalam Technical University

  Bachelor of Technology, Electrical Engineering Technologies

  2003 — 2007

• XLRI Jamshedpur

  Post Graduation in Business Analytics, Business Analytics

  2019 — 2020

• XLRI Jamshedpur

  Post Graduate Diploma in Business Analytics, Business Analytics