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Mainframes Developer Resume

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SUMMARY:

  • 5 + years of IT industry experience encompassing a wide range of skill set, roles and industry verticals.
  • Extensive experience with analysis, design, development, customizations and implementation of software applications.
  • Profound ability to quickly understand complex mainframe systems
  • Proficient in analyzing and translating business requirements to technical requirements and architecture.
  • Proven ability to work in a high - pressure environment
  • Exceptional presentation and organizational skills
  • Sound problem solving and analytical skills
  • Strong foundation in Mainframe technology, database skills and development knowledge
  • Executed software projects for Utility and Banking industry.
  • Assist with managing all facets of project life cycle, including design, development, testing, and deployment.
  • Good communication skills, interpersonal skills, self-motivated, quick learner, team player.
  • Have good knowledge in understanding of Python Integrated Development Environments like IDLE, Atom, Pycharm, Eclipse.
  • Exposure in Python Requests, Numpy, Matplotlib, and python libraries during development lifecycle.

TECHNICAL SKILLS:

Programming Language/ Tools: COBOL, JCL, CICS, C, Python, File-AID, SPUFI, QMF, REXX, File Manager, Xpeditor, FTP, VSAM

Operating Systems: MVS, Z/OS Windows

Databases: DB2, Oracle, ADABAS

CM Tools: Endeavor, Change man

Scheduler Tools: CA7

Debugger Tools: XPEDITOR, IBM DEBUG Tool

Ticketing tools: BMC

Requirement Management tools: TDP

Testing tools: Soap, Quality Centre

PROFESSIONAL EXPERIENCE:

Confidential

Mainframes Developer

Responsibilities:

  • As a Senior systems engineer responsible for Analysis, design, development, testing and maintenance for a set of Customer service applications such as - Account Maintenance, and new implementations and upgrades for Customer services, change requests, Issues, Maintenance for all the above-mentioned FPL applications, will be providing continuous technical support to the client and ensuring clients satisfaction.
  • Provide day to day status to the project team to have communication for the changes in the Application. Identifying any technical performance bottle necks in mainframes CPU processing, DB2 performance issues like skewness, joins, query processing time, and fixing them to improve the performance.
  • Discuss with the Team for any functional gap, enhancements of the existing functions and for any new requirements and propose the best efficiency technical solution and best architecture.
  • Providing the Technical sessions to the new resources in the team and accelerate the new resource understanding of the application which gives the quality product to our customer in limited time.
  • Working with the team in understanding the Detailed Design Documents and gather requirements and write specification and functional design documents for enhancements and customization; Analyze product impact, Present and defend product designs and architecture, Coordinate and communicate tasks with developers
  • Ensure that development is performed as per requirements
  • Communicate activities/progress to project Team, Develop implementation and test plans, build software acceptance criteria, Establish Quality Procedure and coordinate and work with Team to oversee the acceptance and dissemination process.
  • Follow coding standards and development of programs and jobs using JCL, VS COBOL II, VSAM, DB2, and CICS.
  • Estimate the Funding towards Project, Function Point and Productivity for all Maintenance, Enhancement and development projects.
  • Debugging of the programs.
  • Analyzing modifications, finding affected list of programs and homogeneous implementation.
  • Worked on creating a REXX tool to automate daily generated files copy by creating new GDG versions.

Environment: OS/390, Enterprise COBOL, DB2, VSAM, GDG, SQL, JCL, TSO, ISPF/PDF, SQL, CHANGEMAN, Xpeditor, File-Aid, File-Aid for DB2, IBM Utilities, SPUFI, QMF, CA-7, SPUFI, SOAP.

Confidential

Mainframes Developer

Responsibilities:

  • Analysis of Technical Requirements.
  • Preparation of Document of Understanding (DOU).
  • Preparation of Internal Design Document (IDD).
  • Cobol Coding
  • Preparation of Unit Test Cases (UTC) and Unit Test Results (UTR).
  • Delivering the deliverables to client on time which includes development enhancement, Job failure.
  • Fixing, maintaining the database for partners.
  • Preparing reports and conducting functional requirements and test results walk through with Client and onshore Team.
  • Log QC for testing defects identified and track till it is closed.
  • Exposure to Banking domain and good knowledge of Mainframe.
  • Knowledge sharing within the team.
  • Actively involved in learning the Application.
  • Worked in ETL process for conversion of banks.
  • And got some exposure work with online screens using CICS.
  • Have experience in using RACF ID Authentication for secure login purposes.

Environment: OS/360, Enterprise COBOL, DB2, CICS,SQL,JCL, VSAM,GDG, TSO, ISPF/PDF, SQL, Xpeditor, SORT, File-Aid, File-Aid for DB2, Endeavor, IBM Utilities, MQ Series, SPUFI, BMC, QMF, CA-7,SPUFI, QC.

Confidential

Mainframes Developer

Responsibilities:

  • Researching, designing, implementing and managing software programs.
  • Testing and evaluating new programs.
  • Identifying areas for modification in existing programs and subsequently developing these modifications.
  • Introduction and management of new workloads on the system, such as batch jobs and online transaction processing.
  • Communicate activities/progress to project managers, business analysts and clients
  • Operation and maintenance of the mainframe software and hardware.
  • Writing and implementing efficient code.
  • Determining operational practicality.
  • Developing quality assurance procedures.
  • Deploying software tools, processes and metrics.
  • Maintaining and upgrading existing systems.
  • Also involved in monitoring the Batch Cycles
  • Working closely with business and systems analysts

Confidential

Mainframes Developer

Responsibilities:

  • Contributing in Designing, Development, Coding, Testing, Maintenance, Implementation, Support and Debugging of system software and applications.
  • Coding & Unit Testing to meet the complete requirements and specifications available in the design documents.
  • Providing System testing support, User acceptance testing support, Implementation support, finding the issues and giving a code fix.
  • Dealing with development process of applications and debugging process.
  • Develop system parameters and interact for complicated components.
  • Gathering information and taking necessary actions depending upon the situations requirement for effective application flow.
  • Leading, Monitoring providing knowledge transfer and providing solution to the queries / requests.
  • Present application and technical support as necessary Confidential right time

Confidential

Mainframes Developer

Responsibilities:

  • Worked in rebranding of the application from the RBS (source) to the target specific application.
  • Developing stubs by analyzing the existing system to test the target System applications.
  • Creation of Unit testing plan and scripts of the totally new complex application by analyzing those programs.
  • Unit testing and component integration testing of the application (CICS, Batch, MQ’s, JCL)
  • Schedule verification of the jobs in production using CA7.
  • Actively worked to reduce extra JCL overhead by use of the ICETOOL Utility.
  • Development of Knowledge Enablement documents that covers the project overview and the Application Knowledge.
  • Performed unit testing of the online and batch modules.
  • Understood entire Payment flow related to banking domain and made payments using CICS screen.
  • Setup the data and debug the errors to make the payment go successful.
  • Coded STUBS to make few online programs execute as a part of Unit testing.
  • Understood and addressed all functionality change & Impact analysis requests provided by business.
  • Leading, Monitoring, mentoring fresh resources in the team and providing knowledge transfers.
  • Work involves fixing abends such as Space abends, File contention errors, VSAM space abends and DB2 abends.
  • Production Support.

Confidential

Mainframes Developer

Responsibilities:

  • Work with Business Analyst in translating business requirements into Functional Requirements Document and to Detailed Design Documents
  • As an Application Programmer in Mainframe technology responsible for development, maintenance and support of cluster of applications such as Corporate Tax Modules (CTM), Software Defined Network Account Maintenance (SDN AM), Virtual Telecommunications Network Systems Account Maintenance, Customers Network Application Reports (CNAR)
  • Gather requirements and write specification and functional design documents for enhancements and customization; Analyze product impact
  • Present and defend product designs and architecture in meetings
  • Coordinate and communicate tasks with team members
  • Ensure that development is performed as per requirements
  • Worked with ADABAS database for specific client requirements
  • Work with QA to create test scripts and scenarios for enhancements and customizations to the core product
  • Communicate activities/progress to project managers, business development, business analysts and clients
  • Develop implementation and test plans, build software acceptance criteria, coordinate and work with clients to oversee the acceptance and dissemination process.
  • Establish Quality Procedure for the team and continuously monitor and audit to ensure team meets quality goals.
  • Estimate the Funding towards Project, Function Point and Productivity for all Maintenance, Enhancement and development projects.
  • Utilize in-depth knowledge of functional and Technical experience in Mainframe technology in conjunction with industry and business skills to deliver solutions to customer.
  • Identifying any technical performance bottle necks in mainframes CPU processing, DB2 performance issues like skewness, joins, query processing time, and fixing them to improve the performance.

Environment: OS/360, Enterprise COBOL, DB2, CICS,SQL,JCL, VSAM,GDG, TSO, ISPF/PDF, SQL, Xpeditor, SORT, File-Aid, File-Aid for DB2, IBM Utilities, MQ Series, SPUFI, BMC, QMF, CA-7,SPUFI, QC.

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