SUMMARY:

• Having 7+ Years of experience in Analysis, Design, Development, Testing and Production Support of application in IBM Mainframe.
• Extensive programming experience in Mainframe Technologies COBOL, JCL, DB2, IMS DB, IMS DC, VSAM and CICS.
• Demonstrated experience in using IBM tools like CHANGEMAN, ENDEVOR, TSO/ISPF, FILEAID, Xpeditor, Abend - aid and SPUFI.
• Have experience working in Agile and Waterfall Methodology Projects.
• Knowledge in collaborative Project management tools such as JIRA.
• Strong hands-on experience working in MQ messaging queue, REXX, CLIST, SAS, FTP, SFTP, DFSORT, Syncsort, Easytrieve, XML, Assembler, SQL, NDM and Stored procedures.
• Exposure to both CA7 and OPC schedulers.
• Involved in major project that created a value to the Time Customer Services company profits.
• Outstanding analytical and interpersonal skills to resolve problems in a team setting and independently within timelines. Experienced in handling multiple assignments simultaneously working with numerous business partners.
• Documented workflows and results of business analysis and obtained sign-off from client on specifications.
• Worked on multiple products developing projects for retail clients involving new product launch and modifications to the existing products.
• Performed unit and regression testing on the developed code by using tools and standards applicable to the organization. Involved in integration testing for certain changes.
• Provided Mainframe Technical/production support to Toyota, Time Customer Services.
• High degree of experience in identifying and solving technical problems with strong debugging skills related to JCL, COBOL, DB2, IMS DB, IMS DC, VSAM and CICS.
• Excellent experience in analyzing and managing customer’s operational problems related to mainframe functions.
• Conducted root cause analysis to improve operational services.
• Assisted with Disaster Recovery planning and execution, L2, L3 production support. Involved in war room discussions for priority 1 issues.

TECHNICAL SKILLS:

Operating systems: IBM MVS, Z/OS Menu Process: TSO/ISPF

Languages: COBOL, JCL, REXX, CLIST, SQL, SAS, Easytrieve, XML, Assembler

Database: DB2, IMS DB, VSAM (File system)

OLTP: CICS, IMS DC

Tools: SPUFI, JIRA, Service Now

Change Controller: Change man, Endevor

Debugging Tools: Xpeditor, Intertest, Abend aid

File Handler: File Aid

Scheduler: CA7, OPC/TWS

PROFESSIONAL EXPERIENCE:

Sr Mainframes Developer

Confidential

Responsibilities:

• Involving in requirement gathering calls with business analysts for new requests and enhancement requests to understand the business requirements, discuss with business analyst if there are any queries in requirements analysis.
• Modified the existing programs to in corporate business requirements logic as per the technical design document. Unit test and validation of the process as per requirements.
• Completing ADHOC requests on time and Conducted root cause analysis to improve operational services.
• Involved in bulk data extraction and performing daily health checks, creating reports and share it with stake holders.
• Perform detail analysis on recurring issues and provide permanent fixes.
• Created knowledge documents for various applications in the project and related to abend fixes.
• Provide production support for job abends and immediate fixes when needed.
• Participate in peer and code review activities.
• Mentor, coach, and assess workload of junior team members.
• Attend daily standup calls.

Environment: COBOL, JCL, IMS DB, IMS DC, DB2, CICS, VSAM, SFTP, CHANGEMAN, Endevor File-aid, SAS, Rexx, Clist, MQ, TWS, JIRA.

Sr Mainframes Developer

Confidential

Responsibilities:

• Understanding new requirements and project change requests.
• Responsible for estimation of efforts for new requirements as well as Project Change requests andget the approvals from the respective Project Managers.
• Preparation of detailed design documents and Impact analysis documents.
• Coordinate with the onsite team and attend daily meetings to get a report on work progress and work assignments.
• Participated in the daily SCRUM meetings and provided updates to the management.
• Develop/Modify complex programs with mainframe technologies COBOL, IMS and DB2.
• Collaborating with other teams, interfacing with the Deployment Group, and providing them necessary information & support as and when required.
• Preparation of Unit Test scripts.
• Designed and developed online screens to perform various functions, worked on DB2 stored procedures and integration.
• UAT testing support.
• Work closely with the QA testing team, attend defect status meetings and provide status updates on all defects assigned.
• Analysis of the defects and to provide detailed description and solution (fix) to the defects.
• Participate in peer code review meetings.
• Played a major role in design and in making sure the following are implemented.
• Error Handling/reprocessing and Data reconciliation.
• Data modeling of referential tables instead of file system.
• Maintaining history of the information loaded rather than a truncate reload.
• Profiling the historical data to give metrics on data quality, understand the data challenges that could crop up.
• Prepare the production readiness and approval document and get the approvals from the various system managers involved with the implementation.
• Monitor the production implementation process and postproduction validation.
• Fine tuning COBOL, CICS and DB2/SQL programs and applications for efficiency when applicable.

Environment: COBOL, JCL, IMS DB, IMS DC, DB2, CICS, VSAM, SFTP, CHANGEMAN, Endevor, File-aid, SAS, Rexx, Clist, MQ, TWS, JIRA.

Mainframes Developer

Confidential

Roles and Responsibilities:

• Analysis and preparation of System specification and technical specifications from the business requirements provided by the Client.
• Engages the User Acceptance Testing and Performance Testing team and makes sure the application developed is compliant with Project’s performance standards.
• Analyze the business and system requirements and obtain clarifications and develop high level design (HLD).
• Work closely with team and provide technical assistance and support when there is a roadblock.
• Co-ordinate the work with onsite counterparts and play a vital role in deriving the expected outcome for both the Client and the Organization.
• Involves in deriving the estimates on the effort required for new projects.
• New coding or enhancements to the existing code.
• Prepare test cases and Unit testing.
• Analysis of Release, Technical Change & Data Change Application Requests (ARs). Post development migrate code into further levels using tool.
• Develop REXX tools for short cuts and ad-hoc reports. Also developing reusable tools wherever there are routine tasks involved.
• Writing SQL queries in SPUFI for data extraction and generate reports. Build queries in SPUFI/QMS for extensive testing and implement optimized SQL queries in newCOBOL/DB2 programs.
• Providing & implementing ideas to improve the efficiency of the system i.e., Performance tuning of the system.
• Providing alternate designs for the assigned projects & take up new challenges.

Environment: COBOL, JCL, IMS DB, IMS DC, DB2, VSAM, SPUFI, REXX, CHANGEMAN, Endevor, CA7, JIRA.

Confidential

Software Developer

Responsibilities:

• Analyze the business requirements, detail design and Development of applications using Mainframe System.
• Understand business and functional requirements and prepare technical specification documents.
• Involved in a major project that created a value to the company profits by avoiding multiple printer fee.
• Develop program logic for new applications or analyze and modify the logic in existing applications.
• Code analysis & Data analysis performed to understand the impact and design the solution.
• Performance tuning of long running batch jobs and make sure that system improvements are successfully implemented.
• Develop Cobol programs which run in background upon MQ triggers. Implement chain programs.
• Involved in modifying the REXX and CLIST which we create the dynamic JCL.
• Following tasks are performed as part of analysis, unit test various programs, Log claims to understand the behavior of the system, apply SORTing techniques to filter required data elements etc.
• Track all the requirement and test progress using quality tool Quality center.
• Have experience in coming up with Process Flows/ Diagrams from existing Mainframe Systems.
• Designs and develops reusable code components.
• Work with technical architects to establish best practices in coding and development within the team. Understanding user queries and addressing their issues.
• Maintain and improve current knowledge on the latest technologies relevant to the role regarding language, design methodology, third-party development tools, application platforms, hardware compatibility and operating systems.
• Monitoring jobs and fixing the failed jobs, Interact with business users for acceptance testing, post implementation support.
• Work with support team to resolve abends encountered to the business users.
• Migrate the program from IMS database into DB2 database. As part of enhancement, we must convert programs that are accessing IMS to DB2 database.

Environment: COBOL, JCL, VSAM, DB2, CICS, REXX, CLIST, SAS, XML, ENDEVOR, Easytrieve, SPUFI, TWS, Outlook.

Confidential

Programmer Analyst

Responsibilities:

• Gathered requirements from the client and got clarifications on the requirements.
• Analyzed the tasks received.
• Prepared the system specification documents as per the analysis and got the sign off.
• Attended Design Review Meetings.
• Coding/Changes in the existing code. Involve in the impact analysis.
• Prepared test cases and Unit testing.
• Responsible for setting up test environment, writing test plan, test approach, acceptance criteria, analyzing functional specifications and communicating risks.
• Implemented the changes to production.
• Production cycle monitoring, support, and Maintenance.
• Reviewed the test data prepared for unit testing.