Mainframe-COBOL developer in Jersey , NJ

Overview

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Mainframe-COBOL Developer

• Own end-to-end solution design, impact analysis, and technical architecture for complex systems.
• Develop, optimize, and review COBOL programs, JCL jobs, DB2 queries, and CICS transactions.
• Lead performance tuning for batch windows, DB2 access paths, and CICS TPS optimization.
• Manage code promotion, release planning, and ensure compliance with audit and security standards.
• Drive modernization initiatives (API enablement, Dev Ops pipelines).
• Mentor and coach junior developers; enforce coding standards and best practices.
• Collaborate with cross-functional teams (BA, QA, Ops, DBA) and manage stakeholder expectations.
• Provide production support leadership, RCA for critical incidents, and implement permanent fixes.
• Prepare technical documentation, runbooks, and contribute to governance frameworks.
• Stay updated with the latest industry trends and technologies related to mainframe development.
• Conduct Daily Team huddle meetings and Shift handover calls.

• COBOL:
  Advanced programming, modular design, error handling, performance optimization.
• JCL:
  Complex job streams, utilities (SORT, IDCAMS), scheduling dependencies.
• DB2:
  Advanced SQL, stored procedures, triggers, bind/package management, performance tuning.
• VSAM:
  Dataset design, IDCAMS scripting, recovery strategies.
• CICS:
  Transaction design, pseudo-conversational flows, resource definitions, BMS maps.
• Expertise in debugging tools (Abend-AID, Xpediter), File-AID, and job schedulers (CA7/Control-M).
• Strong knowledge of SDLC, Agile practices, and change management processes.
• Leadership in code reviews, mentoring, and technical governance.