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Senior Application Developer Resume


  • IT professional with extensive experience in development and analysis.
  • Expert level in Mainframe skills including COBOL, JCL, VSAM.
  • Strong skills in all facets of the Software Development Life Cycle (SDLC) including requirements analysis, design, testing, implementation, and maintenance.
  • Highly skilled in troubleshooting complex issues and problem resolution.
  • Excellent verbal and written communication skills.
  • Well organized with ability to prioritize workload and multi - task.


Languages: COBOL, SQL, CICS, Easytrieve, OS/JCL

Software: TSO/ISPF, CA7, Endevor, File Manager, File-Aid, CA7 Scheduler, FTP, Abend-Aid, Clist, Skype, WebEx, MS Office 365, MS Teams, HP Service Manager, ServiceNow, Jenkins

Operating Systems: z/OS, Windows 10, Windows 7

Databases: DB2, Microsoft Excel

Project Management Methodologies: Waterfall, Agile



Senior Application Developer


  • Performed and led the technical design and development of complex applications systems utilizing COBOL, JCL, CLIST, DB2, Endevor, and File Manager
  • Developer in the implementation of quarterly company mandate to reports and incoming files for both Visa and MasterCard affiliated networks.
  • Multiple small projects and product enhancements coded with COBOL, JCL, Parms, and Procs to over 100 different programs.
  • Developed new COBOL programs for multiple applications
  • Daily interaction with large GDG files and DB2 databases that contained sensitive customer information.
  • Troubleshoot complex problems and issues reported by business lines or via ServiceNow Incident tickets.
  • Provided off-hours and on call technical support.

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