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Senior Mainframe Developer Resume

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St Louis, MO

SUMMARY

  • 8+ Years of progressive experience in Business Analysis, Design, Development, Maintenance, Production Support Coding Testing Documentation Quality Assurance and Implementation on IBM Mainframe platform using COBOL. JCL, DB2, SQL, VSAM, CICS, FTP.
  • Worked extensively on COBOL, DB2, JCL VSAM, Net Express and Good hands on Easytrieve, Rexx and CICS,
  • Worked on Vantage and WMA product le. A CSC's product use to administer Life insurance and Annuity policies, Business Rules tables, Product wizard. Allowable value management AVM. XML gateway.
  • Good knowledge on Waterfall model, RUP Rational Unified Process Agile methodology.
  • Strong experience on co - ordination skills to lead onsite-offshore teams throughout all phases.
  • Worked on entire Software Development Cycle right from Requirement Gathering Converting Business requirements into technical specifications. Impact Analysis Root Cause Analysis for problems or incidents, Estimation, Design High Level and Detail. Coding, Maintenance and production support. Unit testing and integration Testing
  • Have an experience in Data mapping and process flow analysis.
  • Worked on system performance tuning.
  • Very energetic hardworking, highly self-motivated team player with strong problem-solving skills.

TECHNICAL SKILLS

Key Skills: COBOL, JCL, DB2, VSAM, IBM utilities, SQL Rexx, CICS

Operating Systems: IBM Mainframe, Z/OS, MVS, Windows 9x/2000/XP, MVS

Languages: COBOL, JCL, SQL

Database: DB2

Tools: TSO, ISPF, ENDEVOR, CHANGEMAN, FILEAID, File Manager, FILEDB2, QMF, XPEDITOR, MANAGENOW, REXX, JHS, JOBTRAC, CA-7. CA-11, INTERTEST, BRIAN MAN, SOURCE CONTROL SYSTEM SCS, Abendaid, QMF, SPUFI, VIDD, MS access, JIRA, Micro Focus, Beyond Compare, Net Express.

Access Method: VSAM

Automation Office: MS-Word, MS-Excel, MS-Outlook, MS-PowerPoint, MS-Office and MS Project

Products: Vantage, Wealth Management Accelerator WMA, Product wizard, Allowable Value Management AVM.

Sorting technique: SYNCSORT, DFSSORT

PROFESSIONAL EXPERIENCE

Confidential, St Louis, MO

Senior Mainframe Developer

Responsibilities:

  • Co-ordinate with clients and application teams to identify the applications in scope for IDL.
  • Connect with corresponding application SMEs to understand the application architecture, data flow and create functional specification documents.
  • Develop new batch jobs for IDL data processing with online business dates, schedule them in Control M scheduler in Pre-Prod for system testing and integration testing and store the data in IDL specific databases (DB2/IMS) in test region and perform the data validation.
  • Establish the connectivity between Mainframe batch and online applications thru FTP/SFTP connection for data transfer and real-time processing.
  • Perform data refresh from production to preprod region.
  • Ingest all IDL application batches in Pre-Prod region to ensure changes are working as expected and jobs running fine and processing the data before moving it to production region.
  • Deploy the code changes in production and provide the initial support.
  • Create service documents and share with application support team and handover the batch activities.

Environment: /Skills: IBM Mainframes, JCL, COBOL, Control-M scheduler, SORT Utilities, JHS, SPUFI, SDSF, BMC, DB2, SQL, NDM, FTP, JIRA, Service-Now.

Confidential

Mainframe Developer

Responsibilities:

  • Monitoring batch jobs in all the environments and resolve job abends.
  • Creating business note for the nightly batch abends.
  • Recreating the issues in prod parallel region which caused in nightly batch.
  • Performing the analysis and debug the issues.
  • Implement the resolution through Spufi or through code changes.
  • Getting the business signoff for the issues resolved in prod parallel and implement in prod region.
  • Maintenance of the DB2 environment.
  • Work on Adhoc requests like Zero funds removal, extract the data based on business need.
  • Creating and closing the tickets in Service now.
  • Worked through all the project life cycle SDLC Software Development Life Cycle which is a Water fall methodology starting from high level design to system/integration test in.
  • Prepared High level and Low Technical Design Doc as per Business design doc provided by Business system analyst.
  • Review the tech specs and participate in the tech spec meeting.
  • Perform Impact analysis of system to identifying code changes.
  • Coding Cobol-DB2 modules
  • Used various IBM utilities like DFSORT, IEBGENER, and IDCAMS to write various jobs depending on requirements.
  • Maintenance of JCLS. PROCS, PARMS and Loads for application.
  • Write complex queries using SPUFI to perform various operations on database.
  • Create unit test plan and execute Unit Testing.
  • Provide root cause analysis of defect and resolution of it in System testing phase.
  • Used XPEDITOR to debug both online and batch programs.
  • Worked towards providing value add to customers in addition to Client satisfaction.
  • Live movement of project into production with version control tool Endevor.
  • Providing Fix in case of abends or defects.
  • Post production warranty support.

Environment: Cobol, JCL, DB2, TSO, ISPF, COBOL, Xpeditor. Endevor, Fileaid-DB2, File-aid, File Manager, OPC.IBM Utilities

Confidential

Mainframe Developer and Onsite Coordinator

Responsibilities:

  • Monitoring batch jobs in all the environments and resolve job abends.
  • Running the adhoc jobs based on project / testing requirement.
  • Setup and execution of batches in different environments.
  • Providing data sets access to users in different environments based on user request.
  • Proative Monitoring the high CPU taking jobs and inform users.
  • Sending alert emails to application owners for the jobs having performance issues in daily batch.
  • Maintenance of the DB2 environment.
  • Creatig Jira story for the jobs which have performance issues
  • Participated in a kick off meeting which officially initiates the project.
  • Participate in JAD Joint Application Design and discuss the project requirement in detail with the impacted stakeholders.
  • Acted as a single point of contact for offshore and onshore team member.
  • Worked closely with functional and technical project leads, subject Matter Experts SMES and other business groups to identify, analyze Business requirements
  • Worked through all the project life cycle SDLC Software Development Life Cycle which is a Water fall methodology starting from high level design to system/integration testing.
  • Prepared Technical Design Doc as per Business design doc provided by Business system analyst
  • Review the tech specs and participate in the tech spec meeting.
  • Perform Impact analysis of system
  • Coding Cobol-D82 modules.
  • Create unit test plan and execute Unit Testing
  • Coordinating with Business analyst and project team member in System testing phase.
  • Worked towards providing value add to customers in addition to Client satisfaction.
  • Live movement of project into production with version control tool Endevo
  • Providing Fix in case of abends or defects.
  • Post production warranty support.
  • Providing On call support five days a week.

Environment: Cobol, JCL, VSAM, DB2, TSO, File-Aid, OPC, NDM. ISPF and IBM Mainframe Rational Tools Endeavor, IBM Utilities.

Confidential

Mainframe Programmer

Responsibilities:

  • Coding & code reviews as per the Client standards.
  • Performing impact analysis.
  • Test data preparation for unit and system testing.
  • Performing the unit testing.
  • Performing the System Testing support.
  • Executing daily, weekly and monthly jobs in Prelim Cycle.
  • Worked as core technical team member
  • Prepared Technical Design Doc as per Business need in enhancement and development of projects
  • Coding and Unit Testing.
  • Provided Fix in case of defects or change control in system testing and UAT phase
  • Worked with Business system analyst in case of new change control is raised to understand of need of it. Implemented Code in Production using version control tools
  • Implemented the code in production with Endevor
  • Monitoring Batch cycle execution.
  • Handled tickets on basis of their Severity and Meating the SLAS
  • Created Business Checkouts which required Sending Daily Reports to business
  • Handled Abends occurred during Jobs execution and giving the temporary solution to the problem

Environment: Cobol, JCL, VSAM, DB2, IBM Utilities, Endevor, Xpeditor, OPC, Fileaid-DB2, jobtrac, File Manager, Changeman

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