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Mainframe Application Developer Resume

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Natick, MA

SUMMARY:

  • About 7+ Years of Software experience in Mainframes.
  • Having rich domain knowledge in the areas of Healthcare, Insurance, Retail and Manufacturing.
  • Involved in complete SDLC which includes analysis, designing, coding, production support and testing.
  • Expertise in COBOL, DB2, IMS DB/DC, JCL, CICS, VSAM and MQ - Series.
  • Extensive experience working with MVS, Z/OS, OS/390, TSO/ISPF, ACF & RACF.
  • Proficient in IBM utilities and SPUFI, QMF, DITTO, DB2I, SDSF, Datavantage & DYL280.
  • Efficient in using tools like File-Aid, Smart test, Panvalet, Endevor, Expediter, Syncsort, Changeman, CA-7, CA-11 & Abendaid.
  • Good exposure in preparing HLD, LLD, BRD, Technical specifications and Test case preparation.
  • Worked in migrating Mainframe Applications and Legacy Systems.
  • Provide 24/7 on call Production Support, Technical Support and Customer Support.
  • Involved in Automated and improved productivity of the Pre-production test process.
  • Expertise in system testing and Automation tools like Test director & clear case.
  • Good knowledge of both on-line and Batch Systems on Mainframes.
  • Knowledge in Rexx, IDMS, SAS, Telon, Easytrieve, DB2 stored procedures.
  • Participated in Pre-Software Release Communication with all involved stake-holders including the Implementation team.
  • Managing Schedules, Monitor work progress, Track and Escalate Issues, and Estimate Development Effort based on established models.
  • An effective communicator with excellent relationship management skills coupled with demonstrated inter-personal and analytical skills.
  • Have the ability to work in a team as well as independently.
  • Well rounded IT background of infrastructure management and software development management.
  • Track record for delivering solutions to improve business and reduce operational cost.
  • Expertise in validation of applications to support maintenance systems with focused commitment to quality.

TECHNICAL SKILLS:

Hardware: IBM 3090, RS6000

Operating Systems: IBM Z/OS, AIX, OS/390, OS/290, MVS/ESA/XA, DOS, Windows.

Languages: COBOL, COBOL II, JCL, SQL, MQ series, C, PL/SQL, EasytrieveDYL280,Telon and REXX.

Databases: DB2, UDB, IMS DB, VSAM, Teradata, SQL, Oracle, IDMS and MS Access.

Tools: & Utilities: TSO/ISPF, RACF, SDSF, Panvalet, FILEAID, FILEAID-DB2FILEAID-IMS, SYNCSORT, Expediter, Endeavor, ChangemanSPUFI, QMF, DB2 Connect, MQ-Series, FTP, EDI, MS-visoData vantage, SAS, AbendAid, CA-7, CA-11 & Smart Test.

OLTP: CICS, IMS DC.

Software: Test Director, Sharepoint, CMD, Clearcase & ClearQuest.

PROFESSIONAL EXPERIENCE:

Confidential, Natick, MA

Mainframe Application Developer

Responsibilities:

  • Provide a Mainframe environment to continue the execution of business critical computer applications.
  • Involve in business analysis coordinating and collaborating among the team members according to the business requirements.
  • Perform requirement gathering and Analysis interviewed with SME (Subject matter experts).
  • Involved in the meeting with Business Process Owners, SMEs and developing business process flows for Application Overview Document.
  • Review and finalize pre-migration requirements and action plan.
  • Using the CMD to trace the change controls. Adding the problem into CMD as change control.
  • Making sure that all the CMD fields are filled up and calculating the IT Risk level for the changes.
  • Preparing the technical design documents by analyzing the problem and finding the solution to code fix.
  • Preparing the System Test plan doc for the code and other changes which effect the application.
  • Using the Changeman tool to retrieve the production elements and making changes to the elements and implementing in production.
  • Debugging the code using Xpediter for finding out the abends, analyzing the code, testing etc.
  • Preparing the System test results and test data for testing the change control.
  • Using Datavantage to browse the IMS Database, uploading the Test date with production one, preparing the test data and also editing the production IMS data.
  • Helping the users in preparing the user test plan and providing sufficient data for user testing.
  • Preparing the implementation plans for the change controls which specifies the process of implementation.
  • Making sure the change control is adhering to the SOX compliance and getting the change control review by the QA team member.
  • Getting the signoffs for all the tasks from the concerned persons.
  • Preparing the production readiness form and getting the production assurance reviewed and signoff.
  • Sending the Change notification to all the related team and members before the change move to production / base line.
  • Using the DYL280 programming language for Adhoc requests.
  • Preparing the deliverables as per the standards and maintaining them in the repository with the change control number.
  • Implemented the Warehouse management system (WMS) for the Distribution center 840.

Confidential

Mainframe Application Developer

Responsibilities:

  • Provide a Mainframe environment to continue the execution of business critical computer applications.
  • Upgrade IMS in the Test and Development environments (CPUC and CPUD).
  • Upgrade IMS in the Training environment (CPUB).
  • Upgrade IMS in the TJX production environment (CPUA).
  • Upgrade IMS in the BJs production environment (CPUB).
  • Install Confidential in OSSG Sandbox environment (CPUC).
  • Upgrade Confidential in the development environment (CPUD).
  • Upgrading Confidential in the production environment supporting Confidential 's (CPUB) and TJX divisions (CPUA).
  • Upgrade production IMS on CPUA supporting the BJs and TJX divisions.
  • Modifying the IMS DB/DC programs with the COBOL, DB2 and VSAM files.
  • Testing the Procedure and JCL's impacted by the IMS upgrade.
  • Enhancements to workload manager (WLM), TCP/IP, FTP, REXX, UNIX system servicing and other base system components.
  • Performance enhancements for cross-coupling facility (XCF) couple datasets.

Environment: IBM Confidential Mainframes, AIX, TSO/ISPF/PDF, COBOL, IMS DB/DC, DB2, CICS, JCL, VSAM, IBM MQ-series, SQL, SPUFI, File-Aid, Xpediter, Changeman, Datavantage, DYL280, CMD, Test Director, Share point and BMC Tools.

Confidential, Moline, IL

Mainframe Application Developer

Responsibilities:

  • Analyze of PDC system and preparing the business requirement documents.
  • Prepare Functional specification documents and Technical specs.
  • Prepare impact analysis document and listing out the elements.
  • Analyze various programs as per the impact analysis document.
  • Develop and code online and batch programs as per the functional/technical specs.
  • Modify COBOL, DB2, IMS, CICS, VSAM programs as per the technical/impact docs.
  • Effectively using Xpediter and Endevor for testing and source maintaining.
  • Completely Scheduled the shipping for the 50000/60000 series parts.
  • Support and maintain the FLASH system.
  • Make recommendations in planning migration strategy and testing.
  • Perform Reorg on DB2 & IMS Databases by using NEON utilities.
  • Take backup of IMS database by Image copy and recovery utilities.
  • Participate in Code Review to adhere to Organizational Quality standards and procedures as well as to comply with Sarbanes Oxley standards.
  • Working with IMS Commands and system definition including DBD, PSB and ACB.
  • ACBGEN and online IMS commands.
  • Working on IMS Environment for new Applications / Transactions, IMS Recovery Procedures in Batch mode.
  • Involve in Business management process.
  • Recording the sessions using camtasia for future reference and training.
  • Generate various adhoc and critical reports as per requirement of the business.
  • Provide technical help to the Team.

Environment: IBM Confidential Mainframes, TSO/ISPF/PDF, COBOL, DB2, CICS, IMS DB/DC, JCL, PL/SQL, VSAM, IBM MQ-series, SQL, SPUFI, File-Aid, Xpediter, Endevor, Share point, HTML and NEON Tools.

Confidential, Portland, OR

Mainframe Application Developer

Responsibilities:

  • Interact with business analysts to collect functional requirements.
  • Participate in Agile Requirements gathering sessions with all stake holders including business users, Analysts and user interface teams.
  • Involve in analyzing source system and prepare source system analysis documents.
  • Prepare technical requirements and technical design documents for new interfaces.
  • Prepare Impact Analysis Document and update the documents in clearcase.
  • Analyze, Code and Unit Test both Online and Batch programs using M/F COBOL, DB2/SQL, IMS, JCL, MQ Series, and Cobol Stored Procedures to interface with the User Interface GUI screens.
  • Design and Format of CICS Screens using the BMS macros.
  • Coding the COBOL programs with DB2 & IMS from scratch and modifying JCL's.
  • Worked in designing GUI screens with HTML & JavaScript's.
  • Monitor the Batch Jobs in the Legacy system environment as a support process.
  • Participate in coding SAS and Tandem Cobol programs.
  • Build test cases, executed them accordingly and preparing final test results.
  • Performed unit testing and integrated testing on newly generated code.
  • Helping the team members technically and functionally wherever required completing their tasks on time.
  • Maintain the different sources in libraries by using panvalet.
  • Generating adhoc reports as per business user's requests.
  • Proposed new approach of jobs which are currently running in order to increase the performance of the system.
  • Estimated time and efforts for the Enhancements.
  • Involved in review of the code, sources and preparing review documents.
  • Ensure the quality of deliverables.

Environment: IBM Confidential Mainframes, MVS, TSO/ISPF, M/F COBOL, CICS, DB2, IMS DB/DC, Teradata, RACF, JCL, Tandem, TSO/ISPF, QMF, BMS, SAS, HTML, JavaScript's, Panvalet, Smart test, File-Aid, MQ-series, Clearcase and clear quest.

Confidential, Fortsmith, AR

Mainframe Application Developer

Responsibilities:

  • Analyze the Functional Design and documenting Interface requirements.
  • Create Technical and Detail Design Specifications for the Online and Batch systems.
  • Design new Batch and online application interfaces for Account Payable system.
  • Modifying the COBOL II, IMS DB/DC and DB2 programs.
  • Good knowledge of PSB's and DBD's and design of PSB for the COBOL and IMS application program.
  • Enhanced the existing IMS DC online dialogs to handle the new requirements for supplier data conversions.
  • Designed a standard restart techniques in the application programs and guiding the changes in JCL for restart.
  • Create and Execute the Unit, Integration and Systems Testing Plans using Expeditor and Test Director.
  • Support in the creation and execution of the End-to-end test plans using Test Director.
  • Monitoring the batch jobs and resolving the abends by using AbendAid.
  • Creating/modifying the JCL's for rescheduling/restart the jobs.
  • Maintain or prepare the testdata for testing the jobs by using INSYNC tools.
  • Participate in Peer Specifications and Code Review to establish Quality standards and procedures.
  • Perform the Region Setup activities for the Systems, ETE, and Pre-production Testing phase and migrate new development and other Software cuts to the test regions.
  • Perform SQL query tuning to optimize program performance.
  • Communicate and Liaise with Business Analysts, Technical Analysts, Testing team, and the development team.
  • Preparing weekly and monthly status repots.
  • Obtaining client sign-off for deliverables.

Environment: IBM Mainframes 3090, MVS, COBOL II, IMS DB/DC, DB2, CICS, JCL, SQL, VSAM, SPUFI, DB2I, EDI, Tapes, AbendAid, Expediter, Endevor, Test Director and INSYNC Tools.

Confidential, NY

Mainframe Application Developer

Responsibilities:

  • Perform Requirement Analysis to ascertain the systems requirements for CBS.
  • Involved in analyzing various programs according to business specs.
  • Perform Requirement analysis and Gap Analysis to identify best practices due to business mergers.
  • Perform Enhancement and Maintenance of existing programs using COBOL, DB2, Sql, Vsam and JCL.
  • Produce complex billing Reports using Cobol II, Db2/SQL for fulfilling ADP account filing requirements.
  • Perform Peer Code Review to establish Organizational Quality standards and procedures.
  • Estimate Effort, Monitor and report Schedules and Issues using MS Project.
  • Debugging/testing the programs by using smartest.
  • Recording the D2D sessions using camtasia for future reference and training.
  • Coordinate between Off-shore and Onsite teams.
  • Implement Software Installation procedures and Perform Production monitoring and initial support.
  • Testing the programs with the predefined test plans.
  • Provide quality assurance reviews.
  • Attending Technical meetings and maintaining good Documents.

Environment: IBM Mainframes 3090, MVS/ESA, TSO/ISPF/PDF, COBOL, DB2, JCL, SQL, VSAM, smartest, Changeman, FileAid, MS project.

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