
Mainframe Developer with 7+ years of experience in COBOL, JCL, DB2, CICS, and VSAM, specializing in developing and enhancing enterprise-level applications. Strong expertise in batch/online systems, performance tuning, production support, and code optimization. Proven ability to modernize legacy systems, analyze complex workflows, and deliver reliable, high-performing solutions in financial and insurance domains.
Technologies: IBM Mainframes, DataStage, UNIX, SAS
Programming Languages: COBOL, MF COBOL (Micro Focus COBOL), JCL, Natural, REXX, Java
Mainframe Hardware: z10 EC, Z196, z114, EC12, BC12, z13
Mainframe OS: z/OS 21 – 24, z/VM, Linux on Z
File Systems: VSAM
Databases: DB2, IMS DB/DC
Online Applications: CICS
Tools: TSO/ISPF, File-AID, DFSORT, Endevor, ChangeMan, CAGen, NDM, FTP, CA11, CA7/Web, Mendix
Schedulers: CA7, CA11, Control-M
Operating Systems: Z/OS, UNIX
Ticketing Tools: GSD, ServiceNow