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Senior Mainframe Developer Resume

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Costa Mesa, CA

PROFILE SUMMARY:

  • 11+ years of experience in Analysis, Design, Coding, Testing & Production Support of application software in Mainframe platform.
  • Experience with business verticals like Property & Casualty Insurance, Life Insurance, Banking and Financial Services.
  • Developed the system flow diagrams for the application including the activity diagrams, data flow diagrams and use case diagrams using MS Visio.
  • Developed on project status, presented it in an easy - to-understand and comprehensive way and communicated it effectively.
  • Extensive knowledge & hands on experience in core Mainframe technologies like COBOL, JCL, DB2, CICS, VSAM and IBM tools and utilities
  • Good at creating design documents, UTP, UTR using MS Excel, MS Power Point, & MS Word.
  • Adept at gathering and documenting requirements, assessing business objectives, and managing all stages of software development and implementation.
  • Expert in automation in mainframe using REXX and ISPF EDIT MACROS.
  • Proficient in IBM CA utilities and tools like SYNCSORT, DFSORT, IDCAMS, IEB utilities and IKJEFT01.
  • Implemented business logic with advanced level programming using COBOL in development and major enhancement projects.
  • Good hands on experience and knowledge on COBOL-DB2 batch programming using JCL and PROC.
  • Maintained COBOL and SAS programs to extract data from source database to target database.
  • Good knowledge & hands on experience in working with most of the Mainframe tools & utilities like FileAid, ChangeMan, Endevor, Xpeditor, SPUFI, QMF, BMC Tools, Syncsort, Abendaid, DFSORT, ICETOOL.
  • Expert in creating reports using SAS programming knowledge in mainframe.
  • Strong development experience and debugging skills.
  • Monitoring production batch operations, which also include scheduling and monitoring jobs for SIT & UAT.
  • Created unit test plans (UTP), performed unit testing and documented unit test results (UTR).
  • Compliant with IT policies and procedures, especially those for quality and productivity standards that enable the team to meet established milestones.
  • Good analytical & communication skills and ability to work independently.
  • Excellent Team player with the ability to communicate effectively at all levels of the development process.
  • Good working experience in Coordinating and Supporting the Development, Testing and Deployment of Project in Off-Shore/On-Site model.

TECHNICAL SKILLS:

Programming Languages: COBOL,JCL

Database: MS SQL Server, DBMS DB2, VSAM, SQL, IMS DB, DB2 Utilities.

Tools: Exchanger XML, MS Office, MS Visio, TSO/E, ISPF, QMF, File-AID, JIRA

Methodologies: Waterfall Software Development Life Cycle (SDLC), Agile

Configuration Management Tools: ENDEVOR, Changeman, ISPW

PROFESSIONAL EXPERIENCE:

Confidential, Costa Mesa, CA

Senior Mainframe developer

Responsibilities:

  • Involved in Requirement Analysis, Design, Coding, Testing and Implementation.
  • Develop various programs using COBOL/DB2 and JCL/PROC to accomplish the BRD objectives.
  • Involved in preparing the technical design documents and carrying out walkthrough meeting with the IT & Business managers.
  • Involved in low-level design document for the project
  • Designed new DB2 tables as part of the requirement, Worked closely with DBA on the table creation and memory assignment.
  • Prepared Detailed design for new interfaces, programs, jobs, DB2 tables
  • Worked with Upstream and downstream system closely to get data as per requirements.
  • Allocation of tasks to team members and preparation of estimates for the entire SDLC of the project.
  • Performed unit testing, integration testing and then performed UAT with customers until desired results
  • Provide automated Solutions to reduce manual effort on some of the regular tasks.
  • Extensively used the tools like FILE-AID, ABEND-AID, IDCAMS, IEBGENER, SORT, SAS and ISPW
  • Extensively used tools like XPEDITER to debug the existing code for troubleshoots.
  • Created test transactions, run tests to find errors, and confirmed program meets specifications.
  • Provided support for Quality Assurance Testing include batch runs and resolving issues
  • Updated the system/application documents for the new functionality/transactions/jobs implemented for the projects.

Environment: COBOL, JCL, DB2, OS/390, TSO/ISPF, File-Aid, SPUFI, ISPW, XPEDITOR, ABEND-AID, IDCAMS, IEBGENER, SORT, ICETOOL, CA, CCF, CICS

Confidential, Erie, PA

Senior Mainframe developer

Responsibilities:

  • Participated in Functional Requirement Specifications (FRS) and Additional Design Specifications (ADS) meetings with business teams to get a clear understanding between application functionality and business requirements for finding any ambiguity, incompleteness or incorrectness, so that requirements are technically feasible.
  • Preparation of high level design HLD document from client requirement
  • Preparation of low level design LLD document (Technical Specifications).
  • Preparation of test plans including unit plan and technical assembly testing.
  • Development of Batch and Online mainframe modules using COBOL, JCL, VSAM, BUNDLE.
  • Create and modify test and production JCLs/Procs / Parms as per the requirements
  • Production Support for the post Implementation changes and documenting all changes and material,
  • Answering Queries raised by customer/user.
  • Perform Ad-hoc Reporting using DFSORT/ICETOOL and MS Office (Word, Excel, and Outlook) tools.
  • Providing fixes for reported program errors
  • Participation in project plan development, development of solutions to meet functional requirements, provide accurate level of effort estimates for individual work and work of the team
  • Implement the features assigned in ServiceNow
  • Apply guidelines/best practices and coding standards for maintaining and developing new applications
  • Preparation of Unit test cases and executing the same to check all the requirements are met and existing functionality not impacted
  • Deploying code in different regions using ServiceNow and communicating the same to the testing teams
  • Create/identify required test data for the application under test
  • Participate in structured code walkthroughs, architecture, technical design and code reviews
  • Coordinate with team members to ensure the delivery of the project deliverables on time, quality and schedule

Confidential, NJ

Mainframe developer

Responsibilities:

  • Analyzed business requirements and transformed them into functional design specifications.
  • Development of Batch and Online mainframe modules using COBOL, JCL, VSAM, BUNDLE.
  • Create and modify test and production JCLs/Procs / Parms as per the requirements
  • Participation in project plan development, development of solutions to meet functional requirements, provide accurate level of effort estimates for individual work and work of the team
  • Extensively used the tools like FILE-AID, ABEND-AID, IDCAMS, IEBGENER, SORT, SAS and Change-man
  • Ensured the Unit Test Plan and Scripts are prepared for all the projects.
  • Maintained COBOL programs to extract data from source database to target database.
  • Resolved the issues with analysis or using Expeditor (Debugging tool).
  • Ensured the Integration and Functional testing defects are tracked in Quality Center and are fixed and closed appropriately before the Production / UAT (as applicable).
  • Apply guidelines/best practices and coding standards for maintaining and developing new applications
  • Preparation of Unit test cases and executing the same to check all the requirements are met and existing functionality not impacted

Confidential, MS

Senior Mainframe developer

Responsibilities:

  • Participated in JAD sessions for projects to understand the requirements and to discuss the current functionality of the Application.
  • Analyzed the existing system to come up with design/technical solutions.
  • Interacted with various interfacing applications to confirm on the interfacing data.
  • Prepared High level and Low level design documents.
  • Interacted and reviewed the design documents with SMEs (Subject Matter Experts) of Application, other Interfacing applications and Business teams.
  • Estimated the effort for the projects.
  • Developed/Enhanced (Code and Unit Test) the system as per the designs.
  • Ensured the Unit Test Plan and Scripts are prepared for all the projects.
  • Maintained COBOL programs to extract data from source database to target database.
  • Resolved the issues with analysis or using Expeditor (Debugging tool).
  • Prepared Installation/Implementation Plan and created Production Install packages (using Changeman).
  • Ensured the proper co-ordination and communication with Base teams and other interfacing applications for the smooth install.
  • Updated the system/application documents for the new functionality/transactions/jobs implemented for the projects.
  • Prepared Base Support Handover document and provided Project Overview Session to Base Support teams.

Confidential, Greenville, SC

Senior Mainframe developer and Project Lead

Responsibilities:

  • Worked in multiple projects spanning across different releases.
  • Prepared High level and Low level design documents.
  • Interacted with Database Administrators for scenarios of Database expansion, new transaction creation etc.
  • Estimated the effort for the projects.
  • Developed/Enhanced (Code and Unit Test) the system as per the designs.
  • Ensured the Unit Test Plan and Scripts are prepared for all the projects.
  • Maintained COBOL and SAS programs to extract data from source database to target database.
  • Resolved the issues with analysis or using Expeditor (Debugging tool).
  • Worked with test team to develop system integration test scripts, test plan, test cases and ensure the testing results correspond to the business expectations.
  • Worked extensively in Collections and recovery system.
  • Performed Systems Analysis and Integration of Collections and Recovery System.
  • Ensured the Integration testing and functional testing are performed for the application.
  • Ensured the Integration and Functional testing defects are tracked in Quality Center and are fixed and closed appropriately before the Production / UAT (as applicable).
  • Performed performance/stress testing as per the need.
  • Communicated effectively with Batch Operations for the Adhoc jobs run in Production.
  • Ensured the proper co-ordination and communication with Base teams and other interfacing applications for the smooth install.
  • Updated the system/application documents for the new functionality/transactions/jobs implemented for the projects.
  • Prepared Base Support Handover document and provided Project Overview Session to Base Support teams.
  • Provided Post-Install support for 30-days from the date of Project live.
  • Ensured the proper documentation (like high/low level design, test plan, test scripts, project overview document, Traceability Matrix sheet etc) is created for all SDLC phases for the projects.
  • Performed the Code walkthrough and Unit test scripts review for all the projects and also ensured that review is done for all the deliverables.
  • Guided the team with technical and design challenges.
  • Prepared an Install plan with all the activities/reviews to be performed with the team and assigned the responsibilities.
  • Tracked all the statuses of the projects, conducted team meetings and provided Status to Application Manager.
  • Performed Work and Resource allocation for the projects.
  • Ensured Documentation and Reusable Tools creation for the application with the team.
  • Finished the projects by successfully installing the applications into production and prepared lessons learned documents to accumulate in the organizational procedure assets.
  • Ensured Risk/security compliance s / procedures are strictly followed.
  • Identified and communicated project issues / risks to higher management.

Environment: MS WINDOWS, OS390, IMS DB & DC, CICS, MQ, COBOL II, APS, JCL, REXX, Eztrieve+, CHANGEMAN, XPEDITER, FILEAID for MVS, SAS, FILEAID for IMS, IMF, ABEND AID, CA-7, JCLPREP, SAR, NDM, MFEEE, HP Quality Center, Maximo Change Manager, Clarity, MS Visio, Microsoft SharePoint

Confidential, San Antonio, TX

Senior Mainframe Developer, Production Support Lead

Responsibilities:

  • Analysis and understanding the requirements and functional specifications.
  • Preparation of Technical Specifications based on the functional specifications provided.
  • Knowledge transfer to the team on domain, technical aspects of the project.
  • Status reporting and weekly meetings with customer.
  • Supported EDI application for check,interest and payment processing system
  • Provided 24x7 L1 production support for a Mission Critical Application.
  • Root cause analysis and permanent fixes for recurring issues in production code.
  • Participate in performance improvement initiatives to reduce run-time of long running jobs in the batch.
  • Development of new batch modules created for audit/compliance reporting using COBOL, DB2, VSAM, JCL.
  • Perform Unit, System, Regression tests and provide UAT, post installation support.
  • Conducting Code/Peer reviews and walkthroughs.
  • Conduct transition meetings with various support groups to handover the project changes after install.
  • Participated in the Disaster Recovery planning for the application and Disaster Recovery tests.

Environment: Z/OS, COBOL, CICS, DB2, VSAM, EDI, Stored Procedures, JCL, TSO, ISPF/PDF, SQL, Endevor, Changeman, Easytrieve, File-Master Plus, IBM Utilities, MQ, SPUFI, Control-M, Clarity, SharePoint.

Confidential, Chicago

Programmer Analyst

Responsibilities:

  • Analyzed business requirements and transformed them into functional design specifications.
  • Worked in Rating and Forms team for the General Liability, Commercial Property, Commercial Automobile LOBs.
  • Worked with Underwriters to map the form with its appropriate form id and form title.
  • Worked with Underwriters to develop the forms generation rules and implement the same.
  • Worked with vendor to convert the word document of the forms contents to the print format.
  • Worked with the Print team to make sure all the dynamic and static content of the forms are printed corrected.
  • Developed a mapping system to map the dynamic content of the form with its source.
  • Worked with QA team to make sure all the generation rules of the forms are tested.
  • Provided estimates for development projects, set detailed schedules and expectations.
  • Delegated task among team members, monitored overall progress, and provided status report to upper management.
  • Development of the new batch programs using COBOL, JCL, DB2, VSAM.
  • Analyzed existing COBOL, DB2 modules.
  • Prepared Test Plans and Result documentation for various levels of Testing.
  • Involved in writing SQL queries to get data into and out of the DB2 database.
  • Bind/Rebind plan and packages.
  • Creation of new JCL's for various batch jobs.
  • Promotion of the code using Endevor.
  • Testing and debugging the application using Xpeditor and integration testing of the application.
  • Customer statement reports generation using SAS.
  • Ensured high quality of work by strict review process for constructed programs, test data setup & test results in both Unit & System Testing.
  • Interacted with business team for getting work requirements for UAT and have a good rapport with client partners.
  • Triaged issues and provided effective resolutions
  • Conducted knowledge transfer sessions for team members.
  • Ensured all SLA criteria such as critical or non-critical Tasks, UAT defects, process compliance and effort deviation are within the defined SLA limits.

Environment: IBM mainframes, Rating, Forms, Print, COBOL, JCL, SAS, DB2 CICS, VSAM, Endevor, File-Aid, Stored procedures, REXX, TSO/ISPF, FTP, IBM utilities, CA-7, Xpeditor, QMF/SPUFI, Platinum, Abend-AID.

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