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Sr Mainframe Developer Resume

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Seattle, WA

SUMMARY

  • An astute professional with over 15 years of experience in multiple platforms and different environments in the banking and IT industry.
  • A Sr. IBM Mainframe Application developer with hands on experience in application development. Confidential I Hogan Platform on both Issuer and Acquirer with Hierarchy database.
  • CICS environment and CIS Hogan platform and Relational Database. Data Warehouse environment with Star schema database.
  • A COBOL, DB2, Hogan programmer who has worked on Support and Maintenance, Project as well as Small Enhancement.
  • Extensive experience in theIT industry, involved with full project life cycle, complete Software Development Life CycleSDLC.
  • Extensive experience in requirement gathering, analysis, design, development, implementation, testing, integration deployment, documentation and maintenance of IBM Mainframe applications.
  • Expertise in supporting Business and resolving their queries end to end in banking domain.
  • An expert on a few Confidential and their interfaces.
  • Experience in High Level Design, Detailed Design, Build, Testing and Support to Project Implementation
  • Development activities in Mainframe Technology (PL/1, COBOL, DB2, JCL).
  • Including General Ledger, financial account transaction posting and the rules thereof.
  • Ability tomulti - taskwork across different applications. Diverse work experience with different functionalities of the application, withDevelopmentandProduction Supportprojects.
  • Expertise in using scheduling toolCA-7.
  • Excellent knowledge of bothBatchandOnlineSystems running on Mainframes.
  • Extensively used debugging tools such asXPEDITOR.
  • Expertise in delivering schemes compliance deployment.
  • Worked on multiple projects Confidential the same time, and delivered the projects as scheduled.
  • Very good experience in trouble shooting and system performance tuning.
  • Worked on all phases of the project development life cycle right from Feasibility Study to Post-Implementation support.
  • Experienced on Agile and Waterfall Methodology.
  • The core banking product feeds, conversion to the Datawarehouse.
  • Have worked with data extraction, migration, conversion, transformation and loading.
  • Excellent facilitator who worked with the project team, support team, business users and change management team while on a cross functional team.
  • Have facilitated software change hand-over from Project to Support, facilitated the update of the manuals through incident trends and business procedure changes.
  • Log problem reports using incident trends and facilitate the requirement with business.
  • Assist the technical team in building up the test plan and system testing.
  • Leads and guides juniors technically to accelerate skills development.
  • Plan, Budget and Manage mini-Projects.
  • A quick learner with most of the technical tools introduced as hands-on experience.

TECHNICAL SKILLS

  • Systems Analysis
  • Systems Design
  • COBOL Programming
  • SDLC
  • DB2
  • JCL
  • Systems Support and Development
  • Testing
  • Systems Feasibility Studies z/OS
  • UNIX Fundamentals
  • Programming in C
  • UNIX Administration
  • CICS - Application Programming
  • SOA Fundamentals
  • Data Stage (ETL tool)
  • Test Director (Test Administrating tool)
  • Expeditor (Testing Tool)
  • DB2 and SQL Application Programming
  • COBOL Programming
  • Assembly

PROFESSIONAL EXPERIENCE

Confidential, Seattle, WA

Sr Mainframe Developer

Responsibilities:

  • As part of the integrating efforts, had extensive meetings with both the Business and Users teams to gather requirements.
  • Analysis and Understanding the requirements & functional specifications.
  • Conduct JAD to review the business document with a team of business end users, application developers and technical analysts.
  • Preparation of TS (Technical Specifications) based on the existing functionality and requirements.
  • Created detailed technical design specification for enhancing the batch & Online programs, care was taken to re-use most of the existing components/modules.
  • Developing or writing new complex COBOL programs using DB2 database.
  • Analyzing and modifying existing complex code.
  • Writing SQL queries using with COBOL/DB2 programming.
  • Development of the new batch and online programs usingz/OS, COBOL, JCL, VSAM and CICS.
  • Impact analysis for requirement changes, finding affected list of programs and implementation of required changes.
  • Involved in preparing test plans for Independent Unit testing and System testing.
  • Perform Peer & Group review and log any issues and track till it is closed.
  • Allocation and resolution of defects encountered during UAT and SIT phase
  • Log Defect Log for testing defects identified and track till it is closed.
  • Prepare implementation plan and communicate business with downtime of the system and impact if we have any.
  • Obtaining client sign-off for implementations by giving demo on new functions.
  • Comparing thetest resultsbefore performing the test and after performing the test.
  • Status Reporting and Responsible for the final delivery.
  • Implementation and Post implementation support.
  • Problem Resolution
JCL and Scheduling (COBOL and or DB2) and CONTROL-M scheduler
  • JCL - Confidential take-on or data manipulation
  • Problem resolution and documentation. Standby on COBOL and DB2
  • Produce System Maintenance Specification from the Detail Requirements
  • Specification
  • Do Subsystem testing and integration testing documents
  • Plan the change deployment
  • Administer task allocation
  • Feedback business users on progress
  • Plan priority and assist with the technical solution
  • Review Project Related Technical Documents
  • High Level Design
  • Systems Maintenance Specification
  • Systems Test Cases
  • Deployment plan
  • Confidential

    Sr. Mainframes Developer/Analyst

    Responsibilities:

  • Responsible for tracking of trouble tickets and resolution of escalated support incidents.
  • Answers technical support queries and implements fixes for application problems.
  • Coordinates with customers to resolve technical support issues.
  • Discussion with client in ticket prioritization.
  • Participating in business weekly calls and demo on the incident fixes for having approval for deployment.
  • Guiding team in issue resolution.
  • Reviewing the business analysis & Impact documents for all incidents raised in production.
  • Responsible for Review the incident fixes.
  • Working on critical issues and provide the solution in less turnaround time.
  • Responsible for Participating in crisis calls and provide immediate solution.
  • Responsible for review of implementation plans and suggest required changes in plan as per system impact.
  • Responsible for review of all release upgrade implementations in Production.
  • Participate in the implementation walkthroughs with the release teams.
  • Responsible for Compliance (Bank card associations) implementations.
  • Documented job flows and schedules using Visio and made changes to reduce the run time.
  • Preparation of weekly status report.
  • Responsible for coming-up with performance tuning and cost saving ideas to improve the performance of batch and to add value to client.
Fix system errors - COBOL DB2/VSAM/CICS
  • Data mapping - DITTO / FILEAID / TSO Utilities and SPUFI
  • JCL and Scheduling (COBOL and or DB2) and CONTROL-M scheduler
  • JCL - Confidential take-on or data manipulation
  • CICS Online programs maintenance
  • Assembly program changes
  • Problem resolution and documentation
  • Document incident trends
  • Consult with business users to update training manual
  • Suggest system changes
  • Manage incidents resolution
  • Assign incidents reported to team members
  • Follow up and follow through with the clients and technical team
  • Mentor juniors (graduates) to accelerate skills development
  • Administer the hand-over of developed software from project to support teams
  • Manage Small Enhancements
  • Draw Impact Assessment document from the Requirements Specification
  • Produce System Maintenance Specification from the Detail Requirements Specification
  • Do Subsystem testing and integration testing documents
  • Plan the change deployment
  • Administer task allocation
  • Feedback business users on progress
  • Plan priority and assist with the technical solution
  • Review Project Related Technical Documents
  • High Level Design
  • Systems Maintenance Specification
  • Systems Test Cases
  • Deployment plan
  • Confidential

    Mainframe Analyst Programmer

    Responsibilities:

  • Assist in System Designs and Implementation
  • Assist in Database Designs and Implementation
  • Problem Resolution during quality assurance testing
  • Fix system errors during system testing
  • DB2 Queries and Data Extraction for our internal users during testing
  • User quires and reports
  • Write DB2 COBOL programs on a Dimensional Database Environment
  • Plan and execute Microsoft Tasks during Projects using EPM
  • Use JCL and Easytrieve for extraction of data from source systems and loading of DB2 tables on the Data ware house multi-schema.
  • Regular participation in meeting or conferences with the team or the business team.
  • Was involved in DB2 (Version 8 to Version 9) and PL/1 to Enterprise PLI version migration projects.
  • Have resolved various critical user queries and problem tickets within agreed SLA.
  • Have worked on various business critical revenue impacting releases.
  • Understanding of Software Development Lifecycle - Understood and applied the different phases and the different prototyping models in the SDLC lifecycle during course of time with experience.
  • Analysis and Design - As a senior developer (Senior Analyst programmer), I have worked on design creation, high level and low-level or detailed designs independently.
  • Development - Initial experience in COBOL in one of the project modules and extensive experience in PL1,DB2,JCL code development using the coding standards mandated by the application. Experience in coding,link-edit and promotion of regular and embedded SQL programs.
  • Quality Checks and Testing - Responsible for quality check and testing of the deliverables. Experience in creating test plans and results review.
  • Involved and responsible for release installation activities.
  • Provided installation support during the intallation process which involves reviewing the handover document, pre and post installation activities until user checks are completed and the client gives a ‘GO‘ decision for the release.
  • Pivotal part of the maintainance and support team
  • Taken the ownership to resolve high severity queries or problem tickets, adhoc queries from the client or business team independently and obtained appreciation for the same in many instances.
  • Provided production support and shift support for the project on a 24/7 basis in addition to my regular responsibilities.
  • Confidential

    System Analyst

    Responsibilities:

    • Created the high level design and estimate based on the complexity and impact.
    • Understood the derived requirements also in addition to the main requirement.
    • Prepared the external design.
    • Prepared the detailed or low-level design.
    • Co-ordinate the various tasks with onsite and other members and ensured timely delivery.
    • Performed development for the fix and performed unit testing.
    • Prepared the unit test plan and function test plan along with compliance.
    • Provided UAT and release installation support.
    • Provided maintenance and support for the implementation.
    • Prepared documents for user education on the updated transaction and input values..
    • Responsible for the following for my subsystem
    • Project (mini, less R500, 000.00 budgets) Planning and Quoting
    • Feasibility Study on a user change requirement
    • Subsystem Analysis and Design
    • Subsystem Testing
    • Prepare the following documents
    • System (Integrated) Test Plan
    • System Test Results
    • Meet with System Users during User Acceptance Testing
    • Log and monitor System Test Incidents
    • Review the following documents of fellow SME
    • Unit Test Case
    • System Test Plan
    • Systems Design Specification
    • System Test Result
    • Use JCL and Easytrieve to create test files
    • Assist juniors with the technical work
    • Document and present new solution design to the system users before construction

    Confidential

    Developer

    Responsibilities:

    • Code Hogan and Non-Hogan programs for data conversion
    • Prepare JCL and SQL queries for Data extraction and loading
    • Prepare the following documents
    • Unit (Modular) Test Case
    • Unit Test Results
    • Program Specification
    • Do Unit Testing on the modules developed
    • Assist with the system testing and volume testing
    • Review the following during a formal review sessions of the project
    • Unit Test Case document
    • Program Specification document
    • COBOL Code
    • Unit Test Result document

    Confidential

    Programmer

    Responsibilities:

    • Coding and Maintaining Non- and Hogan Cobol Programs
    • Online and Batch reports changes using the Scheduled Processing System (SPS) programming language
    • Screen changes using Function Processing Systems (FPS) function application
    • Required to do Standby for Production and Quality Testing Environment
    • Prepare new and maintain existing JCLs
    • Make schedule changes using CONTROL-M
    • SPS, FPS, JCL and Programs Deployment was on stages and to different testing stages was done using Endeavor(Version Control tool)Packages
    • Prepare and review the following documents
    • Unit Test Case
    • Unit Test Results
    • Program Specification

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