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Mainframe Developer Resume

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Tallahassee, FL

SUMMARY

  • 10 years of experience in Software industry as Software Engineer /Analyst/Project Coordinator for analysis, design, research, development, troubleshooting, management, production support and maintenance of mainframe applications.
  • Experienced in business application development with 10 years of Systems Analysis, Application Design, Development, and Maintenance with Assembler, COBOL, JCL, DB2, IMS, CICS,VSAM,TELON and REXX.
  • Good working experience in Waterfall and Agile Methodologies.
  • Good working experience in Life and Health insurance domains
  • Expertise in teh Mainframe tools like TSO, ISPF, IDZ, File - Aid, File manager and BTSTSO.
  • Experienced in creating JCL and JCL PROCs using various JCL utilities like DFSORT, FILEAID, IEBCOPY, IEBGENER, IEBCOMPR, SYNCSORT and ICETOOL.
  • Experience in working on Java web services using STS (Spring tool Suite)
  • Good working experience in working on creating SQL queries for complex programs
  • Strong experience in deploying applications/services on various types of app/web servers, cloud portal etc
  • Good understanding of SDLC life cycle and involved in all teh activities related to it.
  • Efficient resolving problems and making decisions on complex customer issues within tight timeframes.
  • Adaptable and innovative providing teh best business solutions using current, leading technologies.
  • Experienced in providing estimates for application development or maintenance and System Testing.
  • Experienced in creating High Level Design, Detailed Design and Functional Requirement documents.
  • Expertise in creating System Test plans, Test Strategies, Test cases and Test Completion Reports.
  • Excellent noledge with Unit Testing, System Testing, Regression Testing, Integration testing, User Acceptance testing, production implementation and maintenance.
  • Possess excellent client co-ordination and involved in various related activities like attending Project Kickoff Meeting, Preparing and sending daily and weekly status reports to stake holders of project, conducting weekly project progress meeting with projects stake holders and by addressing queries related to teh project.
  • Experience in using Git, GitHub
  • Led large projects and involved in project management activities like adhering to process, gathering metrics, attending process review meetings and disaster management and recovery.
  • Impact analysis, timeline estimates, resource allocation, sizing, forecasting, region allocations and test data availabilities.
  • Re-sizing efforts estimation for scope extended projects.
  • Worked in onsite-offshore model for around 5 years and in various client interfacing roles. expectations.
  • Apply technology concepts to business needs, proven decision-making capabilities and Intellectual capacity to grasp new situations quickly
  • Appreciable noledge on Middleware concepts and methodologies EJB, WSDL, SOAP

TECHNICAL SKILLS

Operating systems: Z/OS, IBM 390 series, VSE, MVS, Windows, Linux/Unix

Languages/Front End: COBOL, Assembler, JCL, REXX, CICS, SQL

Project Management: Agile, Waterfall

Version Control: Git, RMS, SVN, Endeavor

Databases: DB2, IMS DB

Tools: /Utilities: TSO/ISPF, FILE-AID, DFSORT, ICETOOL, CMS, ABEND-AID, IBM Utilities, REXX, RDZ, HPSM, SFDEV, MQ, RACF, BTSTSO, FMIMS, FMDB2, SPUFI, Xpeditor, Visio, SYNCSORT, Quickjob

PROFESSIONAL EXPERIENCE

Confidential, Tallahassee, FL

Mainframe Developer

Responsibilities:

  • Creating System requirement & design documents for new requirements.
  • Construct and Unit test teh System requirements and provide teh support for System testing
  • Writing Scan/Fix programs on demand to search teh IMS DB and to fix teh data.

Confidential, Peoria, IL

Mainframe Developer

Responsibilities:

  • Interacting with teh clients for requirement gathering
  • Creating teh Data Mapping document for all files (VSAM, Sequential disk, DB2, SQL Server etc.)
  • Work with team to analyze, define and implement data conversion requirements from teh source system to teh target system
  • Create data mapping document for sources, fields, default values, conversion rules, business rules.
  • Documenting business logic from each application into understandable format (Ms Word)
  • Created Conversion rules document with detailed, unambiguous, executable and include a description of any data manipulation, filtering, parsing, formatting etc.
  • Understanding teh various tables and files used to find teh data
  • Creating Test data as part of testing to generate expected output
  • Created test version of JCLs to generate output files as part of mapping teh data fields accordingly
  • Interacting with SME's and Clients for more clarifications on teh specific subsystems and its processes
  • Analysis of COBOL, Copybooks, Reports and JCL’s.

Environment: COBOL, File Manager, JCL, CMS, DB2, CICS

Confidential, Indianapolis, IN

Mainframe Developer

Responsibilities:

  • Creating System requirement & design documents for new requirements.
  • Construct and Unit test teh System requirements and provide teh support for System testing.
  • Parallel testing current eligibility system (ICES) with new eligibility system (IEDSS - Indiana Eligibility determination Service System) to see new system is working as expected.
  • Creating batch version for Online screens to capture teh screen data in PDF form. These are helpful for workers to see customer’s historical data in teh form of screens once teh new eligibility system (IEDSS) is up.
  • Preparing implementation plan for moving teh code to Production
  • Create JCL’s using SYNCSORT and ICETOOL utilities
  • Writing Scan/Fix programs on demand to search teh IMS DB and to fix teh data.
  • Constructing programs for extracting IMS DB segments data and send in teh form of XML. dis data will be stored in DB2 tables for accessing Historical data once teh new eligibility system (IEDSS) is up.
  • Migrated teh data from mainframe to external database using SFTP
  • Providing on-call support on a periodical basis

Environment: COBOL, IMS DB/DC, RDz, JCL, VSAM, TELON, DFSORT, ICETOOL, SYNCSORT, File Manager, SFTP, SPUFI.

Confidential, Bloomington, IL

Mainframe Developer

Responsibilities:

  • Interacting with teh clients for requirement gathering.
  • Perform impact analysis on teh requirements and prepare Use Cases and Business Process Artifacts
  • Attending High level and low-level design reviews, to arrive at design patterns/solutions and reviewing artifacts created by team members.
  • Communicating teh design decisions and details to offshore and clarifying off shore team’s queries.
  • Offshore team coordination and timely status reporting to achieve successful construction and completion of project.
  • Translating business requirements into software requirements specs, design, develop, test and implement teh changes to achieve teh business goals of teh users.
  • Develop reusable components to access DB2 and IMS Databases for CRUD (Create/Read/Update/Delete) functions.
  • Executed SQL queries to access DB2 using SPUFI to retrieve teh data from DB2 tables
  • Creating effective test cases to perform Unit testing and Integration testing with constructed deliverable.
  • Written cobol programs to access IMS DB to access teh data
  • Develop and execute teh Test Plan, Test Scripts and Test case execution based on agile methodology.
  • Documented teh Lessons Learnt and Best Practices from every project release and shared with teh end client for teh Process Improvement and implemented them in teh future effort.
  • Coordinate teh test plan with project managers and others
  • Performed End-to-End Testing Functional and Regression Testing and logged teh defects in teh defect tracking tool
  • Coordinated with teh offshore developers to fix teh defects logged in teh defect tracking tool
  • Conducted review meetings within teh team
  • Generate reports for tracking defects, test project metrics, test process improvement and management review.
  • Responsible for creating JCL’s using SYNCSORT and ICETOOL
  • Responsible for correct versioning of code by creating and moving teh packages using RMS
  • Maintenance and/or development of Cobol and CICS programs including DB2 as well
  • Coded new Cobol and CICS programs with DB2 as a part of building teh new system
  • Projects delivered:
  • Java Request Framework Migration (COBOL, DB2, IMS DB/DC, JCL, RDz, Java,Admin 7)
  • Test Data Management - (COBOL, JCL, DB2, BBALL)
  • Lifecycle Integration Delivery Service - service (COBOL, DB2, JCL, SPLUNK, POLICY SEARCH TOOL, MS Word, RDz, Admin 7)

Confidential

Mainframe Developer

Responsibilities:

  • Understanding teh various applications and its process in Life System.
  • Interacting with SME's and Clients for more clarifications on teh specific subsystems and its processes
  • Attending conference calls, tracking teh project status, reviews
  • Documenting business logic from each application into understandable format (Ms Word)
  • Documenting teh noledge about each application.
  • Analysis of COBOL, Assembler and JAVA components.
  • Prepared Sequence diagram and Flow diagram for each application
  • Interacted with onsite/clients to clarify queries
  • Creating documentation in converting Assembler to Cobol programs

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