Mainframe Developer Resume
Boca Raton, FL
SUMMARY
- Around 16.0 years of experience in Information Technology which includes 12 years as Mainframes and 4 years as Web Developer.
- Extensive experience in COBOL, CICS, DB2, JCL, SQL, VSAM, TSO/ISPF and IBM Utilities.
- Experience in SDLC process entailing Analysis, Design, Development, Testing, Implementation, Maintenance/Enhancement and Support of Mainframe Applications.
- Worked in various projects including Development, Migration, Rules Engine (Data Mining), Maintenance/ Enhancement and Application Support with domains like Financial, Healthcare, Supply Chain Management, Manufacturing and Logistics.
- Experience in Healthcare with EDI transaction files like 834, 837, 835, 270, 271, 276, 277.
- Experience in preparing Technical Specification, Deployment Plans and Production deployment support.
- Extensive experience in both Batch and Online Applications based on organizational needs and requirements using both Agile and Waterfall methodologies.
- Experience in Designing and Developing Web Portals using ASP Technology.
- Experience interacting with clients and coordinating between onsite and offshore model.
- Possesses the ability to take on multiple projects, tasks and requests concurrently.
- Possess superior skills of problem analysis with exceptional ability to follow project standards, quickly master new concepts and applications.
- Documentation using MS - Office Tools (MS-Word, MS-Excel and MS-Access).
- Self-motivated and team player with good verbal and written Communication skills.
TECHNICAL SKILLS
Operating Systems: Z/VM, CMS-VM, Z/OS, VSE/ESA, OS/390, Windows.
Languages: COBOL, JCL, DTB COBOL, PACBASE COBOL, SQL/PL-SQL, Easytrieve, VB.
Databases: DB2, VSAM, IMS-DB, MS SQL Server, Oracle, MS Access.
OLTP: CICS, IMS DC
Debugging Tools: XPEDITER, INTERTEST, TRACK, IBM Debug Tool, Fault Analyzer
DB2 Tools: SPUFI, QMF, Web Gateway Tool, DB2Artisan, DB-Visualizer, Control Center.
Other Tools/Utilities: File-AID, File-Manager, INSYNC, FM-DB2, HP-ALM, XEDIT, DITTO, IBM MQ, BIM-EDIT, TSO/ISPF, SORT, Quad Tool, CA7-F, FTP, ESP, METAMON, Roscoe Pad, NDM (Connect Direct), Abend-Aid, IBM Utilities and DB2 unload/Load Utilities
Web Technology: ASP, HTML, DHTML, Java Script, VB Script, CSS, JSP, STRUTS, Visual Interdev, Front Page 2000.
PROFESSIONAL EXPERIENCE
Confidential, Boca Raton, FL
Mainframe Developer
Responsibilities:
- Perform root cause analysis and business impact analysis for each issue under investigation.
- Developed Batch reporting activities for supporting business functions using COBOL, JCL and DB2.
- Developed pseudo conversational programs using CICS, COBOL, DB2 and CICS Maps using BMS Macros
- Deploy the application in DEV and QA environments with supporting for STAGING environments.
- Optimize DASD storage by modifying Program Display's, reduce GDG limit etc.
- Participating in work products and processes to identify defects, standards and to ensure effectiveness.
- Creating and submitting a Batch Job from CICS screen using Extra Partition TDQ.
- Resolution of Incident tickets on a timely bases.
- Native Stored Procedures are written to use from front-end interfaces and/or from batch process to achieve platform independence and execute business logic.
- Test Cases, Reports and Defects are managed by using HP-ALM.
- Log JIRA for testing defects identified and track till it is closed under Agile Methodology.
- Involved in backend testing by writing complex SQL queries using SPUFI.
- Change Control Management process is achieved by using Team Track application.
- Used IBM-MQ to manage data flow from various application interfaces.
- Used File-Aid to manipulate datasets and VSAM datasets.
- Source code management and version control is maintained by using CHANGEMAN.
- Participating in daily scrum meetings to Interact with application team members to discuss the status of the task and project and to acquire application knowledge.
- Transmitting the files using FTP from mainframe to Server and vice versa.
- Creation of documentation to meet projects and users’ requests and for future reference.
Environment: Z/OS, COBOL, JCL, DB2, CICS, VSAM, MQ-Series, FILE-AID, SPUFI, HP-ALM, JIRA
Confidential, Tampa, FL
Mainframe Cobol Developer
Responsibilities:
- Perform root cause analysis and business impact analysis for tasks assigned in HP-ALM.
- Create batch and online programming to support business functions using COBOL, CICS, JCL and DB2.
- Create JCL to run job flows in various test environments and prepared JCL for Production Environment.
- Involved in adjudication of EDI Transactions 837P (Professional claims) and 837I (Institutional Claims) and validating and processing of 834(Billing and Enrollment) and 835 (Payment /Remittance Advice) files.
- Validating EDI Files according to the MRS (Mapping Requirement Specification).
- Validation of Letters like NSF Return Letter(LI), Final Demand Letter(FB), Group Letter(LH)
- Used utilities to perform load/unload of DB2 tables for creating test data.
- Passing of data from one application to other achieved by using Channel and Containers.
- Assisted with Production support issues and provide assistance for change control deployments.
- Adhoc requests were handled by creating OSR Tickets and adhoc report layouts were handled using Easytrieve programming.
- Cobol Stored Procedures are written and managed as required by the application usage.
- Used SQL to write/test queries to retrieve/manipulate data from tables to validate business Functionality.
- Deploy applications in DEV/QA environments and provide support for STAGE/PROD environments.
- Participate in QA test case walk-thorough and providing QA support and defect fixes.
- Coordinating with the Onsite and Offshore Team.
- Optimizing performance of SQL queries.
- Manipulation of datasets/VSAM Datasets using INSYNC tool.
- Source code management and version control is maintained by using CHANGEMAN.
- Debugging and diagnostic skills in batch processing using IBM Debug Tool.
- Interacts with applications team members to acquire systems knowledge.
- Transmitting the files using FTP from mainframe to Server and vice versa.
- Creation of documentation to meet projects and users’ requests and for future reference.
Environment: Z/OS, COBOL, JCL, DB2, CICS, ISPF, INSYNC, SPUFI, Easytrieve, EZDOC, HP-ALM External Stored Procedures, TWS-Scheduler, Serena Business Manager, CHANGEMANWeb Gateway Tool and IBM Debug Tool.
Confidential, Maitland, FL
Mainframe Programmer
Responsibilities:
- Analysis and Understanding the requirements & functional specifications.
- Enhancement of CICS Maps using BMS Macros and PGM’s using CICS, COBOL and VSAM.
- Developing and Enhancement of Batch PGM’s and Reports using COBOL, JCL and DB2.
- Conversion of some VSAM files to DB2 for some modules of the application.
- XEDIT editor is used to create, modify and manipulate CMS files on disk /SFS files.
- Debugging and diagnostic of programs using XPEDITER.
- File manipulation is done by using File-Manager.
- Involved in backend testing by writing SQL queries using SPUFI and DB-Visualizer.
- Modified and tested SQL code and using File-Aid DB2 to retrieve and update tables per customer specifications.
- Analyzed the job log and resolved production ABENDs using PTF’s.
- Conducting code walkthrough to ensure there is no deviations from the program standards.
- Performed regression testing and system testing to gauge system performance.
- Created Unit Test Documents containing test case procedure, data sources, results, and screen captures highlighting input and output data and system display statements.
- Transmitting the files using FTP from mainframe to Server and vice versa.
Environment: Z/VM, CMS-VM, XEDIT, COBOL, JCL, CICS, ISPF, DB2, File-Manager, SPUFI, VSAM DB-Visualizer and XPEDITER.
Confidential, Naples, FL
Sr. Programmer Analyst
Responsibilities:
- Responsible for Analyzing, Coding, Preparing the Test Data, Unit Testing and Implementation.
- Build and maintain COBOL/DB2/CICS/JCL/VSAM programs in the Mainframe system to extract and deliver critical information to business users.
- Transactions 837P, 837I are validated through various alert edits like General Edits, Cross Dependency and creating the 835 Payment Transaction file.
- Online interactive debugging of the programs is achieved by using TRACK Tool.
- Interact with both internal and external team members regularly to provide efficient and timely technical solutions for data and Extract issues.
- Gather requirements and document technical specifications.
- Provide Operations with JCL and scheduling information through forms.
- File manipulation was done by using DITTO and source editor used was BIM EDIT.
- Debugging and diagnostic skills in batch processing using Display Statements.
- Preparation of Technical Specification based on the existing functionality and requirements.
- Perform Peer review and log any issues and track till it is closed.
- Coordinating with Offshore team for daily updates, task assignments, status tracking and issue clarifications.
- Coordinating with the UAT testing and lines of business to spot out and specify complex business requirements and processes.
- Perform performance tuning of SQL queries in DB2.
- Performed Root cause analysis to identify the cause of issues during SIT and UAT.
- Creating RFC’s and preparing the release documents to move the application code from development to Staging and Production environment.
- Evaluating the errors and issues by having the daily Scrum meetings.
- Transmitting the files using FTP from mainframe to Server and vice versa.
Environment: VSE/ESA, COBOL, JCL, CICS, VSAM, TSQ, BIM-EDIT, DITTO, FTP, GDG and TRACK.
Confidential, Tampa, FL
Sr. Technical Consultant
Responsibilities:
- Involved in documenting the process of development of CA-Announcement systems using DB2/COBOL and other mainframe technology.
- Responsible for Analyzing, Coding, Preparing the Test Data, Unit Testing and Implementation.
- Developed Daily and Monthly Report Modules and programs using COBOL, DB2 & JCL.
- Enhancement of CICS Maps using BMS Macros and Pgms using COBOL, CICS and DB2.
- System Archival (SAR) is used to verify the status of the jobs submitted in Mainframe system.
- Coordinating with different departments like DEV, QA, DBA, UAT teams in the project.
- Debugging and diagnostic skills in batch processing using XPEDITER.
- Conversion of VSAM files to DB2 during application migration process.
- Version control is maintained by using CHANGEMAN.
- VSAM/GDG and File data is manipulated by using File-AID.
- Creating and maintaining the Cobol Stored Procedures as needed by the application usage.
- Passing of business data across multiple platforms achieved by MQ-Series.
- Conducted Back end testing by writing SQL queries by using SPUFI.
- Code coverage and Batch Debugging by using METAMON Tool.
- Maintaining the Reports in XACT repository System.
- Preparation of Weekly Status Reports.
- Participated in Defect reporting and post implementation meetings.
- Copying the files and Tables from PROD to TEST for test data using DRM Request Tool.
Environment: Z/OS, COBOL, DB2, CICS, JCL, CHANGEMAN, File-AID XPEDITER, VSAM, SPUFI IBM-MQ, GDG, Cobol Stored Procedures, DRM REQUEST, XACT, METAMON and IBM-UTILITIES.
Confidential, Long Island City, NY
Sr. Programmer
Responsibilities:
- Involved in analysis, design, process flow and implementation.
- Responsible for Coding, Preparing the Test Data, Unit Testing and Implementation.
- Loading/Unloading the data from Database to flat files and Vice versa by using DB2 Load/Unload utilities.
- Developed Batch and Reporting Modules using COBOL, DB2 & JCL to automate the existing manual process reducing the total cycle time of the process.
- Involved in moving the application code from development stage to Deployment.
- Conducting code walkthrough to ensure there is no deviations from the program standards.
- Involved with UAT testing and lines of business to spot out and specify complex business requirements and processes.
- Flowcharts are used for analyzing the workflow or process.
- Coordinating with the Onsite and Offshore Team.
- Debugging and diagnostic skills in batch processing using XPEDITER.
- Transmitting the files using FTP from mainframe to Server and vice versa.
- File-AID was used for manipulating data on the files.
- Version control of Modules, Copy Libs, JCL, Procs using CHANGEMAN.
- Conducted Back end testing by writing SQL queries using SPUFI.
Environment: Z/OS, COBOL, DB2, JCL, VSAM, CHANGEMAN, File-AID, GDG, TSO/ISPF, SPUFI DB2 Load/Unload Utilities, XPEDITER and IBM-Utilities.
Confidential, Jersey City, NJ
Sr. Programmer Analyst
Responsibilities:
- Monitoring the Batch Cycles and checking any delays to the deliverables.
- Application Support involves user queries and Production Issues.
- Involved actively in system maintenance including bug fixes and enhancements.
- Involved in the Coding, Preparing the Test Data, Testing and Implementation.
- Perform Batch jobs modification and rerun/restart when job fails.
- Transmission of files using FTP, NDM, and Swift.
- Data enhancements of the files is done using File-AID.
- Perform trouble shooting on job failure and liaise with appropriate support group to resolve server problems for job completion status.
- Experience creating documentation, identifying different systems and dependencies by navigating through mainframe systems to identify mainframe programs.
- Decommissioning the programs/jobs which are not required by the system in production.
- Version control of Modules, Copy Libs, JCL, Procs using ENDEVOR.
- Debugging and diagnostic of programs using XPEDITER.
- Monitoring the production cycle and log the ABEND details.
Environment: Z/OS, COBOL, JCL, DB2, ENDEVOR, FILE-AID, FTP, NDM, CA-7, SORT, TSO/ISPF XPEDITER and IBM-Utilities.
Confidential, Jersey City, NJ
Sr. Programmer
Responsibilities:
- Application Support involves user queries and Production Issues.
- Monitoring the Batch Cycles and checking any delays to the deliverables.
- Analyzing legacy application code and preparing the documents which helps to convert legacy COBOL application code to modern Java application code by Java developers.
- Involved in Maintenance/Enhancement/User Queries of the Application.
- Conducting code walkthrough to ensure there is no deviations from the standards.
- Involved in the Coding, Preparing the Test Data, Testing and Implementation.
- Perform Batch jobs modification and rerun/restart when job fails and Decommission of inactive jobs.
- Perform trouble shooting on job failure and liaise with appropriate support group to resolve server problems for job completion status.
- Preparing test plans, test data and functional documentation of programs.
- Backend testing is done with SQL queries using SPUFI and DB2Artisan.
- Involved in impact analysis and code changes and implementation.
- Log JIRA for testing defects identified and track till it is closed.
- Transmitting the files using FTP from mainframe to Server and vice versa.
- Version control of Modules, Copy Libs, JCL, Procs using ENDEVOR.
- Interactive debugging and diagnostic of programs using XPEDITER.
- Interacted with Business users, Application Teams for DB2 Related queries.
- Preparing the release note documents.
Environment: Z/OS, COBOL, DB2, JCL, DB2Artisan, SPUFI, ENDEVOR, FTP, CA-7, GDG, SORT FILE-AID, XPEDITER, TSO/ISPF and IBM UTILITIES.
Confidential
Sr. Software Engineer
Responsibilities:
- Analysis and Understanding the requirements & Functional Specifications.
- Participated in Requirements gathering and functional Design/Detail Design Review meetings.
- COBOL and CICS is used to develop the Business logic / Middle Layer.
- Experience creating tables and Native Stored Procedures to access and update the data.
- Involved in creating and maintaining database objects: Tables, Indexes, and Views.
- Creation of SQL Test data and data analysis using SPUFI and DB2 Control Center.
- Source code version control was maintained using Librarian tool.
- Created queries involving Joins, Sub-Queries and Cursors.
- Interact with both internal and external team members regularly to provide efficient and timely technical solutions for data and Extract issues.
- TSQ was used for browsing operations.
- Screens are designed by using JSP Struts Frame Work by client developed QUAD TOOL.
- ROSCOE PAD editor was used for coding the Programs.
- Preparing Unit test plan and test cases and executing the Unit Testing.
- Coordinating & working with on-site Team for the offshore development.
- Perform code validation and Peer review and log any issues and track till it is closed.
- Project tracking, Issues/Defects are captured and logged by using PLAN ARENA Tool.
- Conformance to the quality procedures of the organization and preparing the release note documents.
- Debugging online applications by using INTERTEST.
- Loading the Data from file to table and vice versa using DB2 Load/Unload Utility.
Environnent: Z/OS, DTB COBOL, DB2, VSAM, Native Stored Procs, CICS, VSAM, JCL, SORT, SPUFI INTERTEST, LIBRARIAN, QUAD TOOL, JSP STRUTS, DB2 Control Center, Plan Arena ROSCOE PAD, DB2 Load/Unload, FILE-AID, IBM Utilities, APACHE Web Server.
Confidential
Sr. Programmer
Responsibilities:
- Obtaining Business Rules (BRs) from existing systems involves Analysis, Filtering and Extraction process.
- Captured business logic was analyzed and decomposed further into a Business Rule (BR).
- Storing the business logic along with the information about the source of the rule.
- Documenting the Business Rules (BRs) and entering into Access Database.
- Version control was managed by PANVALET.
- Creating XML-SPY sheets for the extracted Business Rule.
Envronment: COBOL, IMS DB/DC, DB2, MS-ACCESS, PANVALET.