Mainframe Application Developer Resume
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 DeveloperResponsibilities:
- 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 DeveloperResponsibilities:
- 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 DeveloperResponsibilities:
- 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 DeveloperResponsibilities:
- 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 DeveloperResponsibilities:
- 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 DeveloperResponsibilities:
- 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.