We provide IT Staff Augmentation Services!

Mainframe Developer Resume

Los Angeles, CA


  • A competent professional in the field of Mainframes with 6 years of experience .
  • Extensive knowledge in requirement gathering, analysis, design, development, implementation, testing, documentation and maintenance of IBM Mainframe applications
  • Experience working in the domain of Insurance & Banking applications. Extensive hands on experience on IBM Mainframe Application programming
  • Excellent working knowledge in Application design, Development, Testing and Production support.
  • Ability to multi - task work across different applications. Diverse work experience with different functionalities of the application, with Development and Support projects
  • Extensive experience in creating High Level Design(HLD) and Low Level Design (LLD).
  • Perform impact analysis and provide solutions to user’s change requests.
  • Very good experience in trouble shooting.



Tools: Xpeditor, File-Aid, DB2 - QMF, ENDEVOR, CICS, IBM MQ


Confidential, Los Angeles, CA

Mainframe Developer


  • Analysis and Understanding the requirements and functional specifications.
  • Followed design and coding standards to facilitate the development of a flexible and robust data models and to deliver a quality product to the business customers .
  • Created design document and suggested modification to programs as per technical specifications and based on the existing functionality and requirements.
  • Coding, developing, modifying COBOL/DB2, CICS, Easytrieve programs and jobs in both online and batch environments.
  • Implemented new COBOL/IDMS programs & jobs in order to extract data from legacy IDMS policy centre databases to load them into Informatica database.
  • Identifying the repeated activities in the processes and developing automation utilities.
  • Execute impact analysis for requirement changes, finding affected list of programs and homogeneous implementation.
  • Responsible for correct versioning of code by creating and moving the requests using endevor.
  • Fostered a detailed testing strategy and performed IUT.
  • Defect tracking and monitoring and on time delivery.
  • Ensuring that the Quality standards are followed and Responsible for the final delivery.

Environment: z/OS, z/LINUX, IDMS, JCL, COBOL, Easytrieve, CICS, VSAM, Endevor, TSO, File-Aid, XPED, DB2.


Mainframe Developer & Support Analyst


  • Work on user raised incidents and batch incidents
  • Analyse online and batch issues and fix them
  • Monitor the OPC error handling and fix the jobs in error
  • Deal with priority issues and provide an immediate workaround to users
  • Deal with MQ issues
  • Prepare SPUFI to update the data in DB2
  • Unload the policy from Production and load into lower region to analyze and find out the bug.
  • Debug using the IBM Debug tool and identify the root cause
  • Raise change requests to implement the SPUFI
  • Raise problem record in case of repeat of incidents and fix the problem permanently
  • Analysis and Understanding the requirements and functional specifications
  • Compose a solution document and share it with the subject matter expert to get the approval.
  • Created detailed technical design specification for enhancing the batch programs based on the existing functionality and requirements, care was taken to re-use most of the existing components/ modules.
  • Implemented new batch process utilizing COBOL, DB2, JCL, Easytrieve to capture the updates from up-streams through nightly batch.
  • Performed Peer review, log any issues and track till it is closed
  • Responsible for correct versioning of code by creating and moving the requests using Endevor
  • Status Reporting and Responsible for the final delivery

Environment: z/OS, JCL, COBOL, IMS, Eastrieve, SPUFI, IBM - MQ, File Aid, ASSEMBLER.

Confidential, Charlotte, NC

Mainframe Developer


  • Participated in client discussions to understand the requirements of the project.
  • Identified the impacts and changes required in the current batch and online flows.
  • Provides design development of projects involving COBOL development, migrations, and additions to existing applications.
  • Conceived unit, system, integration, functional, and performance test plans.
  • Provides regular status to Project Manager and development team.
  • Provided support for Deployment implementation.
  • Defect tracking and monitoring and ensuring on time delivery.

Environment : COBOL, REXX, JCL, EAZYTRIEVE, CICS, CA7 Scheduler

Hire Now