Mohan

Results-driven Mainframe Professional with 17 years of extensive experience in designing, developing, maintaining, and supporting enterprise-critical mainframe applications across Banking, Insurance, and Healthcare domains. Strong expertise in the complete Software Development Life Cycle (SDLC), including requirements analysis, application development, testing, implementation, production support, and performance optimization.

Possess in-depth technical expertise in COBOL, CICS, JCL, VSAM, DB2, REXX, IMS DB, Assembler, and CLIST, with hands-on experience in developing high-performance batch and online applications. Skilled in debugging complex production issues, performance tuning, code enhancements, and legacy application modernization.

Experienced in developing and maintaining DB2 and VSAM-based applications, creating efficient JCL procedures, writing REXX automation utilities, and working with IMS DB environments. Good understanding of Assembler and CLIST for system-level utilities and automation.

Strong exposure to source code management, change management, release management, and production support using enterprise tools. Adept at collaborating with cross-functional teams, mentoring junior developers, and delivering high-quality solutions within tight project deadlines.