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Sr. Mainframe Developer Resume

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Naperville, IL

SUMMARY

  • A dynamic IT professional with over six years of strong IT experience in Mainframe Technologies.
  • Experience in Analysis, Design, Development and testing on Confidential mainframe using COBOL, JCL, VSAM, CICS,DB2, ISPF, SQL, IMS, MVS/ZOS/Unix, MQ series and Credit Card Processing Application (Vision PlusTM package) domain.
  • To operate as a Programmer Analyst / Systems Analyst, Mainframe Technologies and Application Developer in a dynamic organization that provides opportunities and challenge.
  • Extensive experience in Client Server and Mainframe environment.
  • Experienced team player at all organizational levels.
  • Experienced and certified in health Insurance domain, good experience on various HIPAA transaction set numbers 835 (Health Care Claim Payment/Advice) and 834(Benefit Enrollment and Maintenance).
  • Exceptionally flexible and fast learner with proven ability to lean new concepts quickly.
  • With strong Coding and analytical skills, polished leadership skills and ability to motivate teams to increase productivity.
  • Experience in working with Mainframes, COBOL, JCL, VSAM, CICS, EASYTRIEVE, DB2, IMS DB, JAVA, Eclipse Plug - ins, UNIX, Shell Script, Batch, J2EE, WEB SERVICES and SQL Developer.
  • Responsible, flexible, highly adaptable and willing to learn new concepts and methods of operation.
  • Proven ability to work effectively and accurately.
  • Good knowledge of Linux and Windows Operating System
  • Confidential Certified DB2 Associate.

TECHNICAL SKILLS

Operating System: OS390, MVS, VM, CMS, DOS/VSE, RDOS, UNIX, AIX, HP-UNIX, VI, LINUX and Windows (XP, 2000, NT).

Database: DB2, INFORMIX, ORACLE, IMS DB/DC, ADABAS, ACCESS, FOXPRO, VSAMNATURAL CONSTRUCT and DBAM.

Language: COBOL, MicroFocus COBOL, Net Express 5.1, INFORMIX-4GL, Focus, SQL, PL/SQL, ESQL/C, PL1, NATURAL, SAS, JCL, IFPL, KornShell and CogniShell Scripts.

Technique: Hierarchical Database Design, Relational Database Design and Modelling with a heavy emphasize on Referential Integrity, Structured Methodologies, System Testing, and Quality Assurance.

Confidential processes: Change Management, Release Management, Incident Management, Defect prevention, Review and Inspection, OPAL(on Demand Process Asset Library), Six-sigma & Lean, IGSDF( Confidential Global Solution Delivery Framework).

PROFESSIONAL EXPERIENCE

Confidential, Naperville, IL

Sr. Mainframe Developer

Responsibilities:

  • As a senior developer of the team, was responsible in meeting with the business teams to understand the requirements and document the same following the SDM process.
  • Implementing new components & code fixes into production.
  • Providing the post implementation support in production as per the business need.
  • Develop new COBOL modules to support business operations of the application.
  • Created ADABAS files (view) required to Read, Store and Maintain ADABAS database records in NATURAL environment.
  • Maintain production system for WIC program during rewrite from ADABAD Naturral Unix to FOXPro front-end
  • Involved in the coding in COBOL and IMS to perform front-end processing/mapping, as well as reporting, for new client.
  • Developed process to dump IMS database segments, convert to DB2, and load to new DB2 format.
  • Worked in the Investments group, developing online and batch NATURAL/ADABAS modules and batch COBOL and COBOL/CICS modules with imbedded ADA SQL.
  • Designing and developing new batch programs using COBOL, IMS, JCL and VSAM.
  • Designed and developed a tool in NATURAL (version 2.2) which allowed browse and update of ADABAS records.
  • Use SQL embedded call routines in COBOL to extract vital record segments from ADABAS database to create batch reports.
  • Conversion of the Case Tracking System from IMS to DB2.
  • Assigning the testing tasks to offshore resources and track the status.
  • Reviewed and provided feedback on Unit Test scenarios, Unit test case/scripts, and data to offshore resources as well as other team members.
  • Developed effective technical and userdocumentation
  • Effective planning and working with multiple client vendors
  • Write Technical Specifications of the modules.
  • Prepare and execute Unit Test Scripts.
  • Development and testing.
  • Implement changes into the system using Changeman.
  • Perform Unit and system testing of the modules.
  • Participation in Vendor calls.
  • Resolve amend Tickets.
  • Perform analysis of the existing modules using interest tool.
  • Migration of components using Endeavour version control tool to production.
  • Maintain metrics of the incidents logged on a monthly basis.

Confidential

Analyst / Developer

Responsibilities:

  • Analyzed, developed, maintained, enhanced and supported Calwin Welfare Application systems that comply with user’s requests for all branches in California, United States.
  • Experience with online development using CICS, IMS DB/DC, PSBs, and SSAs.
  • Analyzed existing code based on high-level integration requirements.
  • Performed Analysis of business requirements to improve the business process of existing systems.
  • Developed Micro Focus COBOL/Oracle code based on design.
  • Served in customizing an online NATURAL/DB2 system according to end-user specifications.
  • Provided support by ensuring stability of the application, addressing and resolving the issues in a timely manner.
  • Involved in the full life cycle development of adding new features / functionality to an online NATURAL / ADABAS system
  • Developed and executed SQL scripts as required for conversions, database maintenance and ad-hoc query requests.
  • Experience in Confidential Mainframe COBOL, JCL, CICS, IMS DB/DC, DB2, SAS and related technologies in Mainframe.
  • Shared knowledge of application programs and development tools with new team members.

Confidential

Analyst / Developer

Responsibilities:

  • Analyzed, designed and developed Mainframe integration code between the state’s ERP System (KPMG’s R*STARS/ADPICS)and the new purchasing system (BuySpeed).
  • Analyzed existing code based on high-level integration requirements.
  • Prepared design document based on analysis.
  • Developed COBOL/DB2 code based on design.
  • Prepared jobs (JCL) based on design.
  • Created and Maintained DB2 Stored Procedures.
  • Developed DFSort /Icetool based file joins and reports.
  • Developed secure FTP scripts based on State's security requirements.
  • Handled responsibilities of analyzing, troubleshooting, and debugging Linux system issues
  • Install, configure, and maintain Linux operating systems(RHEL).
  • Responsible for providing support in various Linux environments and Performed the tasks of developing application specification and developing suitable test plans

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