Develop, enhance, and maintain mainframe applications using COBOL, JCL, DB2, and CICS.
Analyze business and technical requirements to design effective solutions.
Perform impact analysis, code changes, unit testing, and documentation.
Troubleshoot and resolve application and system issues in a timely manner.
Collaborate with QA, business analysts, and other developers during the development lifecycle.
Participate in production support, root cause analysis, and performance tuning.
Create and maintain technical documentation, including specifications and flowcharts
