SUMMARY:

• Sr. Confidential Mainframe Application developer, with 5.8 years of hands on experience in application development. Extensive experience in the IT industry, involved with full project life cycle, complete Software Development Life Cycle SDLC. Worked extensively with agile teams in sprints and followed Scaled Agile Framework (SAFe).
• Extensive Knowledge in requirement gathering, analysis, design, development, implementation, testing, integration testing, deployment, documentation and maintenance of mainframe applications.
• Experience working in the domain of Energy and Utilities. Extensive hands on experience on Confidential Mainframe Application programming.
• Excellent working knowledge in Core Application design, Development, Testing and Production support. Developed programs which involve CICS. Experience working on developing and testing DB2 Stored Procedures.
• Ability to multi - task work across different applications. Diverse work experience with different functionalities of the application, with Development and Production Support projects.
• Experience in leading a team, status reporting, metrics, estimates.
• Extensive knowledge on implementing SOA using Web Services.
• Implemented CICS and COBOL programs as web services via CICS Transaction Server (CTS) and CICS Transaction Gateway (CTG).
• Perform impact analysis and provide solutions to user’s change requests.
• Ability to write Complex SQL queries with strong knowledge of DB2
• Strong knowledge about database design, normalization, DB2 stored procedures, functions, referential integrity, Locking & Concurrency, Utilities etc.
• Excellent working knowledge in DB2, VSAM & GDG.
• Extensively worked on SYNCSORT for Data Manipulation and Sorting for Flat Files and VSAM.
• Experience on UNIX SHELL SCRIPTING and SQL.
• Good Experience in developing Stored Procedures and testing
• Very good experience in Db2 query Optimisation and performance tuning.
• Adept at gathering and documenting requirements, assessing business objectives, and managing all stages of software development and implementation.
• Extensive experience working as an onsite coordinator attending the project review meetings with Clients gathering requirements, preparing High Level Design(HLD), Low Level Design (LLD), transitioning the requirements and design to offshore for the Build activity
• Understanding of relational databases DB2. Experience in developing Business Based Functional Test Scenarios, User Interface, Business Requirement Analysis, System Specification Analysis, Testing Methodology and Test Plan Formulation
• Experience with coordinating a UAT Test effort before deployment of the software product to production.
• Experience in estimation of test effort and coordination of Test schedule with overall Project Schedule.
• Experience in steering design sessions with SME and business owners to gather and articulate data requirements
• Hands on experience with OS/ 390, Z/OS, MVS, ISPF, VS COBOL II, DB2, CICS, JCL, VSAM, IMS/DB,MQ-Series, SQL, UNIX, REXX, SYNCSORT,File-Aid DB2/VSAM, Filemanager, DB2, Confidential Utilities, Fault Analyzer, Changeman, CEDF, DTCN, SPUFI, SDSF, QMF, SFTP, FTP, and CA-7
• Experienced in methodologies like Waterfall Model, Agile Methodology
• Extensively worked in Rational Team Concert and used the new Scaled Agile Framework (SAFe) template.
• Excellent team member with problem-solving and trouble-shooting capabilities, Quick Learner, highly motivated
• An effective communicator with excellent relationship building and interpersonal skills
• Received multiple Bravo awards for cost savings.
• Received Outstanding rating continuously 3 times in the organisation.

TECHNICAL SKILLS:

Tools: Syncsort, Changeman, SPUFI, File Manager,Fault Analyzer, Toad, WinScp

Language: C, COBOL, JCL, SQL, REXX, UNIX Shell Scripting

OLTP: CICS

Databases: DB2 V9/V10, Oracle 8i/9i/10g, VSAM, IMS/DB

Operating Systems: Windows family, UNIX, MVS

Other Tools & Technologies: Datastage, FTP, SFTP, FILE-AID, TSO, ISPF, SPUFI, QMF, SDSF, IOF, FAULT ANALYZER, CA-7, FILEMANAGER, DCCS, VISIO, SOA, WSDL, Confidential Mainframe Utilities,Weblogics

PROFESSIONAL EXPERIENCE:

Confidential

Technology Lead

Environment: Z/OS, COBOL, CICS, DB2, DB2 stored procedures, VSAM, SYNCSORT, JCL, REXX,, TRITUNE, TSO, ISPF/PDF, SQL, Changeman, File-Aid, File-Aid for DB2 V10, SQL, DTCN, Confidential Mainframe Utilities, MQ Series, SPUFI, QMF, CA-7

Responsibilities:

• Development of Mainframe code using COBOL, DB2, JCL, VSAM, CICS, SQL, DB2utilities like load, unload.
• Discussion with DBA for creating new DB2 tables.
• Capturing Business requirements, transforming requirements into functional design specifications.
• Tracking the requirements through Requirements traceability matrix.
• Participated in reviews of various functional documents like Use case design, functional design specifications, test scenarios, test cases.
• Impact analysis for requirement changes, finding affected list of programs and homogeneous implementation
• Participating in the SIT(Systems Integration Testing) Once SIT sign-off stage the release components to UAT(user Acceptance Testing) and business would the UAT after the successful Validations/PASS
• Perform Peer review and log any issues and track till it is closed
• Interacting with Business and testing teams for discussions on Business requirement, Functional specification, Release meeting, Deployment meeting and walk through Test artefacts.
• Involved in Conducting design sessions with SME and business owners to gather and articulate data requirements
• Worked closely with business analysts, supervisors, managers, developers, and database
• Performance Tuning of DB2 SQL queries in the application by analysing the cost of the query using Explain
• Worked on Web Services utilizing SOAP and WSDL to direct connect to a CICS Mainframe
• Worked on requests that involved changes in CICS Applications.
• Worked on new requests that involved new online programs that coordinates with front end and retrieves data from DB2.
• Coordinated with the Onsite teams and offshore during the production moves.
• Participated in project discussions and weekly status meetings of the project proceedings with the onsite team
• Created test cases, test data and recorded test results for new/enhanced requests.
• Setup the Environments for QA’s and coordinates in testing.
• Knowledge in CA7 to view job details and monitored it for performance during integration testing.
• Documented the flow of Application Programs to understand the system.
• Responsible for Version control, movement of code and components from deployment area to integration system and production system.
• Responsible for trouble-shooting and repairing complex batch issues to make all regions up.
• Work closely with business team to resolve defects assigned in Rational(RQM), also participate in defect review meetings
• Development of the new batch programs using COBOL, DB2, JCL, VSAM
• Debugging and implementing the system using Confidential Debug tools.

Confidential

Sr.Mainframe Developer.

Environment: OS/390, COBOL, JCL, DB2, TSO, ISPF/PDF, SQL, FILE-AID, TSO, ISPF, SPUFI, QMF, SDSF, Changeman, CA-7, Confidential Mainframe Utilities.

Responsibilities:

• Involved in development/enhancement of applications using JCL, VSAM, VS COBOL, DB2, CICS, DB2
• Follow coding standards and development of programs and jobs using JCL, VS COBOL II, VSAM, DB2, CICS.
• Unit and System testing of programs.
• Debugging of the programs.
• Analysing modifications, finding affected list of programs and homogeneous implementation.
• Handling Ad-Hoc Requests.
• Work involves fixing abends such as Space abends, File contention errors, VSAM space abends and DB2 abends.
• Capturing Business requirements, transforming requirements into functional design specifications.
• Tracking the requirements through Requirements traceability matrix (RTM).
• Participated in reviews of various functional documents like Use case design, functional design specifications, test scenarios, test cases etc.,
• Arranging meetings for Business requirements walk thru, functional specification walk thru etc.,
• Maintaining the documents and various versions using version control system software - Microsoft Visual source safe.
• Interacting with Business and Testing teams for discussions on Business requirement, Functional specification, Release meeting, Deployment meeting and walking through Test artifacts.
• Analysing the issues and providing an effective resolution.
• Understanding the business & technology of the client system for providing them with quality deliverables.
• Implementing standard methodologies like Peer Review Process, Test Readiness Process and Test Case Standards
• Also involved in monitoring the Batch Cycles
• Provided 24/7 on-call support and resolved technical issues
• Worked closely with business analysts, supervisors, managers, developers, and database
• Supported end users to provide the preparation and scheduling of program modifications and user requested enhancements.

Confidential

Mainframe Developer.

Environment: COBOL, DB2, VSAM, JCL, TSO, RPG, ISPF/PDF, SQL, File-Aid, File-manager, Confidential Mainframe Utilities, QMF, SPUFI, CA-7.

Responsibilities:

• Involved in development/enhancement of applications using JCL, VSAM, COBOL, DB2
• Follow coding standards and development of programs and jobs using JCL, COBOL, VSAM, DB2.
• Unit and System testing of programs.
• Debugging of the programs.
• Developed new and modified existing COBOL programs, PROC s, JCL s.
• Designing and developing COBOL, DB2, JCL, VSAM programs as per the accepted requirement
• Analysing modifications, finding affected list of programs and homogeneous implementation.
• Enhancement of the JCL and DB2 COBOL batch programs according to the new requirement
• Enhancement of the DB2 - COBOL online programs along with the necessary changes in the Maps according to the new requirement
• Preparation of Unit test plan
• As Reviewer, to ensure the quality of the tasks done by other team members
• Verifying the QA and Stress Test results, fix it when required
• Implementation support.
• Preparing Test Plans for Unit, System, regression, Implementation and performance testing.
• Executing Unit, System, regression, Implementation and performance testing.
• Reviewing test plans and Test Results.
• Debugging batch and online modules and fixing bugs.
• Reviewing the code developed by offshore and peers.
• Providing 24 X 7 production support.
• Supported end users to provide the preparation and scheduling of program modifications and user requested enhancements.