Mainframe Developer Resume
Plano, TX
SUMMARY
- IT professional with 12 years of proven experience in development, testing, maintenance, migration, performance tuning of Mainframe.
- Proven skills in system analysis and gathering / defining client business.
- Cross - functional expertise, encompassing Technical Analysis and Specifications, Data Analysis, Design, Quality Assurance and Full Life Cycle Project Management.
- Worked in Water fall as well to Agile Methodologies.
- Expertise in project planning and scheduling using project management tool (MS Project)
- Extensive experience in working as onsite-offshore model supporting 24x7 applications.
- Quick Confidential learning and applying new technologies to current assignments.
- Proficient in Mainframe technologies COBOL, JCL, DB2, IMS-DB, File-Aid, CICS, VSAM, ISPF, Online and Batch Xpeditor, SORT, SFTP, Stored Procedure.
- Excellent analytical skills with the ability to communicate effectively Confidential all levels of the development process.
- Experience in working with multiple vendors.
- Have excellent analytical, problem solving, communication and interpersonal skills, with ability to interact with individuals Confidential all levels and can work as part of the team and independently.
- Expertise in Product Application evaluation, Process flow reviews and Requirement’s definitions and implementation.
TECHNICAL SKILLS
Languages: COBOL, JCL, SQL
O/S: IBM z/OS
Databases: DB2 and IMS
Tools: TSO/ISPF, SPUFI, QMF, CA7(Scheduler), IMSEXPERT, Panvalet, File Aid, ICETOOL, IBM File Manager VSAM and CICS.
PROFESSIONAL EXPERIENCE
Mainframe Developer
Confidential, Plano, TX
Responsibilities:
- Analysis, Coding, Unit Testing, Regression Testing and implementation of the new requirement.
- Permanent fixes for production issues.
- Resolve job abends during job cycle run and provided extended support to handle batch job failures.
- Provide application test support for interfacing midrange applications migrating to azure.
- Working to analyze the application flow to migrate few batch only application to Azure cloud.
- Involved in the migration of version control tool from Librarian to Changeman.
- Involved in Cobol upgrade from v4 to v6 that involved to identify the affected modules and recompiling with latest version and implementing them to production.
- Extract data from IMS databases for audit purposes of SPI data.
- Prepare monthly status report for Confidential &T leadership.
- Co-ordination of meetings with the Onsite and team members.
- Work on the tickets created by users and solve them in timely manner.
Environment: IBM mainframes, COBOL, JCL, IMS DB/DC, DB2, VSAM, IDCAMS, CLIST, IEBGENER, SORT, ICETOOL, NDM, FILE-AID/DB2, FILE-Manager, SPUFI, SYNC-SORT, CHANGEMAN, LIBRARIAN.
Senior Application Programmer
Confidential, Greenville, SC
Responsibilities:
- Analysis, Coding, Unit Testing, Regression Testing, Implementation of the new requirements.
- Responsible for walk through the Business Requirement documents with customer during the end user review, maintain versions and take the user sign-off on the documents and changes.
- Create High level and low-level design documents and prototyping through creation of POCs.
- Deliver high quality code deliverables and supports peers in quality checks such that design requirements are met.
- Prepared test data, lead testing activities for functional, Integration and User Acceptance testing and managed integration testing with multiple vendors.
- Support the creation of ‘Go Live’ plan and manage the assigned activities in the plan.
- Perform root cause analysis of any issues that arise post-implementation and work on solutions related to issue fixing.
- Conduct impact analysis of issues logged, prioritize and ensure that production support is provided as per the committed SLAs.
- Help the manager in prioritization of effort to resolve the most critical tickets as per the business requirements.
- Support and coach peers and juniors as and when required on specific technical competencies required to deliver on the assigned task.
- Interface with internal team spread globally to undertake onsite specific activities of the project.
- Support client interfacing activities and help create the relevant reports in a timely manner.
Environment: IBM mainframes, TSO/ISPF, COBOL, JCL, DB2, CICS, VSAM, IMS DB, IDCAMS, CLIST, IEBGENER, SORT, ICETOOL, FTP, FILE-AID/DB2, FILE-AID, SPUFI, SPUFI, SYNC-SORT, CHANGEMAN.
Senior Application Programmer
Confidential
Responsibilities:
- Handled a team of 8 to 15 Members. Involved in work allocation and responsible to track them to closure.
- Played vital role in reducing the number of outstanding production support Data analysis and ensure data integrity.
- Monitoring the production batch jobs using CA-7 scheduler.
- Knowledge transfer session to the new joiners to the team.
- Understanding of the requirements and specifications from client and implementing them in production.
- Status reporting of the work to the application leaders and client.
- Writing new COBOL program, Reviewing the Code, Validating and Verifying the Test results received from subordinates.
- Monitoring the production Jobs and sending the daily status to customer.
- Co-ordination of meetings with the Onsite and team members.
- Performing the UAT, Production and Post production release install.
- Extended support to handle batch job failures.
- Provide solutions for issues of high complexity involving potential conflicting requirements
- Level 2 support for production issue.
- UAT SPOC for the team, coordinate the new release into ICFS, communicate them with different team on the Install instruction of the JCL and applications which are supposed to run in CA7 scheduler.
- Support user queries in Test and Production environment.
- Analyzed the mapping of XML fields to corresponding Cobol fields.
- Take the ownership of the task assigned to me and my team members, I ensure that they are done on time and do periodical follow up till the task is complete.
- Co-ordinate and provide technical guidance to the team and train the new team members to bring up to the speed.
- Make recommendations, researches and find out alternative solutions.
- Load and extract data from DB2 tables for Production to Quality environment processing.
- Analyze user requirements and execute the needs by developing, modifying and fixing COBOL programs (batch and online), JCL - jobs for processing the data.
- Responsible for the creation, migration, and ownership of the schedules, JCL and PROC's, Parmlib's, and other batch resources. Both on and off the mainframe. Other than this, we must take care of smooth-running and error-free environment and make sure that all work load SLA's are met for the current processing cycle.
- Prepared the weekly status and monthly SLA reports for the top-level management.
Environment: MVS- Z/OS, TSO/ISPF, JCL, COBOL, IMS, QMF- SPUFI, DB2, VSAM, CA7, SYNCSORT, ICETOOL, XML, VSAM, IDCAMS, IMS DB.