Sr Mainframe Developer Resume
0/5 (Submit Your Rating)
Seattle, WA
SUMMARY
- An astute professional with over 15 years of experience in multiple platforms and different environments in the banking and IT industry.
- A Sr. IBM Mainframe Application developer with hands on experience in application development. Confidential I Hogan Platform on both Issuer and Acquirer with Hierarchy database.
- CICS environment and CIS Hogan platform and Relational Database. Data Warehouse environment with Star schema database.
- A COBOL, DB2, Hogan programmer who has worked on Support and Maintenance, Project as well as Small Enhancement.
- Extensive experience in theIT industry, involved with full project life cycle, complete Software Development Life CycleSDLC.
- Extensive experience in requirement gathering, analysis, design, development, implementation, testing, integration deployment, documentation and maintenance of IBM Mainframe applications.
- Expertise in supporting Business and resolving their queries end to end in banking domain.
- An expert on a few Confidential and their interfaces.
- Experience in High Level Design, Detailed Design, Build, Testing and Support to Project Implementation
- Development activities in Mainframe Technology (PL/1, COBOL, DB2, JCL).
- Including General Ledger, financial account transaction posting and the rules thereof.
- Ability tomulti - taskwork across different applications. Diverse work experience with different functionalities of the application, withDevelopmentandProduction Supportprojects.
- Expertise in using scheduling toolCA-7.
- Excellent knowledge of bothBatchandOnlineSystems running on Mainframes.
- Extensively used debugging tools such asXPEDITOR.
- Expertise in delivering schemes compliance deployment.
- Worked on multiple projects Confidential the same time, and delivered the projects as scheduled.
- Very good experience in trouble shooting and system performance tuning.
- Worked on all phases of the project development life cycle right from Feasibility Study to Post-Implementation support.
- Experienced on Agile and Waterfall Methodology.
- The core banking product feeds, conversion to the Datawarehouse.
- Have worked with data extraction, migration, conversion, transformation and loading.
- Excellent facilitator who worked with the project team, support team, business users and change management team while on a cross functional team.
- Have facilitated software change hand-over from Project to Support, facilitated the update of the manuals through incident trends and business procedure changes.
- Log problem reports using incident trends and facilitate the requirement with business.
- Assist the technical team in building up the test plan and system testing.
- Leads and guides juniors technically to accelerate skills development.
- Plan, Budget and Manage mini-Projects.
- A quick learner with most of the technical tools introduced as hands-on experience.
TECHNICAL SKILLS
- Systems Analysis
- Systems Design
- COBOL Programming
- SDLC
- DB2
- JCL
- Systems Support and Development
- Testing
- Systems Feasibility Studies z/OS
- UNIX Fundamentals
- Programming in C
- UNIX Administration
- CICS - Application Programming
- SOA Fundamentals
- Data Stage (ETL tool)
- Test Director (Test Administrating tool)
- Expeditor (Testing Tool)
- DB2 and SQL Application Programming
- COBOL Programming
- Assembly
PROFESSIONAL EXPERIENCE
Confidential, Seattle, WA
Sr Mainframe Developer
Responsibilities:
- As part of the integrating efforts, had extensive meetings with both the Business and Users teams to gather requirements.
- Analysis and Understanding the requirements & functional specifications.
- Conduct JAD to review the business document with a team of business end users, application developers and technical analysts.
- Preparation of TS (Technical Specifications) based on the existing functionality and requirements.
- Created detailed technical design specification for enhancing the batch & Online programs, care was taken to re-use most of the existing components/modules.
- Developing or writing new complex COBOL programs using DB2 database.
- Analyzing and modifying existing complex code.
- Writing SQL queries using with COBOL/DB2 programming.
- Development of the new batch and online programs usingz/OS, COBOL, JCL, VSAM and CICS.
- Impact analysis for requirement changes, finding affected list of programs and implementation of required changes.
- Involved in preparing test plans for Independent Unit testing and System testing.
- Perform Peer & Group review and log any issues and track till it is closed.
- Allocation and resolution of defects encountered during UAT and SIT phase
- Log Defect Log for testing defects identified and track till it is closed.
- Prepare implementation plan and communicate business with downtime of the system and impact if we have any.
- Obtaining client sign-off for implementations by giving demo on new functions.
- Comparing thetest resultsbefore performing the test and after performing the test.
- Status Reporting and Responsible for the final delivery.
- Implementation and Post implementation support.
- Problem Resolution
- JCL - Confidential take-on or data manipulation
- Problem resolution and documentation. Standby on COBOL and DB2
- Produce System Maintenance Specification from the Detail Requirements
- Specification
- Do Subsystem testing and integration testing documents
- Plan the change deployment
- Administer task allocation
- Feedback business users on progress
- Plan priority and assist with the technical solution
- Review Project Related Technical Documents
- High Level Design
- Systems Maintenance Specification
- Systems Test Cases
- Deployment plan
- Confidential
Sr. Mainframes Developer/Analyst
Responsibilities:
- Responsible for tracking of trouble tickets and resolution of escalated support incidents.
- Answers technical support queries and implements fixes for application problems.
- Coordinates with customers to resolve technical support issues.
- Discussion with client in ticket prioritization.
- Participating in business weekly calls and demo on the incident fixes for having approval for deployment.
- Guiding team in issue resolution.
- Reviewing the business analysis & Impact documents for all incidents raised in production.
- Responsible for Review the incident fixes.
- Working on critical issues and provide the solution in less turnaround time.
- Responsible for Participating in crisis calls and provide immediate solution.
- Responsible for review of implementation plans and suggest required changes in plan as per system impact.
- Responsible for review of all release upgrade implementations in Production.
- Participate in the implementation walkthroughs with the release teams.
- Responsible for Compliance (Bank card associations) implementations.
- Documented job flows and schedules using Visio and made changes to reduce the run time.
- Preparation of weekly status report.
- Responsible for coming-up with performance tuning and cost saving ideas to improve the performance of batch and to add value to client.
- Data mapping - DITTO / FILEAID / TSO Utilities and SPUFI
- JCL and Scheduling (COBOL and or DB2) and CONTROL-M scheduler
- JCL - Confidential take-on or data manipulation
- CICS Online programs maintenance
- Assembly program changes
- Problem resolution and documentation
- Document incident trends
- Consult with business users to update training manual
- Suggest system changes
- Manage incidents resolution
- Assign incidents reported to team members
- Follow up and follow through with the clients and technical team
- Mentor juniors (graduates) to accelerate skills development
- Administer the hand-over of developed software from project to support teams
- Manage Small Enhancements
- Draw Impact Assessment document from the Requirements Specification
- Produce System Maintenance Specification from the Detail Requirements Specification
- Do Subsystem testing and integration testing documents
- Plan the change deployment
- Administer task allocation
- Feedback business users on progress
- Plan priority and assist with the technical solution
- Review Project Related Technical Documents
- High Level Design
- Systems Maintenance Specification
- Systems Test Cases
- Deployment plan
- Confidential
Mainframe Analyst Programmer
Responsibilities:
- Assist in System Designs and Implementation
- Assist in Database Designs and Implementation
- Problem Resolution during quality assurance testing
- Fix system errors during system testing
- DB2 Queries and Data Extraction for our internal users during testing
- User quires and reports
- Write DB2 COBOL programs on a Dimensional Database Environment
- Plan and execute Microsoft Tasks during Projects using EPM
- Use JCL and Easytrieve for extraction of data from source systems and loading of DB2 tables on the Data ware house multi-schema.
- Regular participation in meeting or conferences with the team or the business team.
- Was involved in DB2 (Version 8 to Version 9) and PL/1 to Enterprise PLI version migration projects.
- Have resolved various critical user queries and problem tickets within agreed SLA.
- Have worked on various business critical revenue impacting releases.
- Understanding of Software Development Lifecycle - Understood and applied the different phases and the different prototyping models in the SDLC lifecycle during course of time with experience.
- Analysis and Design - As a senior developer (Senior Analyst programmer), I have worked on design creation, high level and low-level or detailed designs independently.
- Development - Initial experience in COBOL in one of the project modules and extensive experience in PL1,DB2,JCL code development using the coding standards mandated by the application. Experience in coding,link-edit and promotion of regular and embedded SQL programs.
- Quality Checks and Testing - Responsible for quality check and testing of the deliverables. Experience in creating test plans and results review.
- Involved and responsible for release installation activities.
- Provided installation support during the intallation process which involves reviewing the handover document, pre and post installation activities until user checks are completed and the client gives a ‘GO‘ decision for the release.
- Pivotal part of the maintainance and support team
- Taken the ownership to resolve high severity queries or problem tickets, adhoc queries from the client or business team independently and obtained appreciation for the same in many instances.
- Provided production support and shift support for the project on a 24/7 basis in addition to my regular responsibilities.
-
Confidential
System Analyst
Responsibilities:
- Created the high level design and estimate based on the complexity and impact.
- Understood the derived requirements also in addition to the main requirement.
- Prepared the external design.
- Prepared the detailed or low-level design.
- Co-ordinate the various tasks with onsite and other members and ensured timely delivery.
- Performed development for the fix and performed unit testing.
- Prepared the unit test plan and function test plan along with compliance.
- Provided UAT and release installation support.
- Provided maintenance and support for the implementation.
- Prepared documents for user education on the updated transaction and input values..
- Responsible for the following for my subsystem
- Project (mini, less R500, 000.00 budgets) Planning and Quoting
- Feasibility Study on a user change requirement
- Subsystem Analysis and Design
- Subsystem Testing
- Prepare the following documents
- System (Integrated) Test Plan
- System Test Results
- Meet with System Users during User Acceptance Testing
- Log and monitor System Test Incidents
- Review the following documents of fellow SME
- Unit Test Case
- System Test Plan
- Systems Design Specification
- System Test Result
- Use JCL and Easytrieve to create test files
- Assist juniors with the technical work
- Document and present new solution design to the system users before construction
Confidential
Developer
Responsibilities:
- Code Hogan and Non-Hogan programs for data conversion
- Prepare JCL and SQL queries for Data extraction and loading
- Prepare the following documents
- Unit (Modular) Test Case
- Unit Test Results
- Program Specification
- Do Unit Testing on the modules developed
- Assist with the system testing and volume testing
- Review the following during a formal review sessions of the project
- Unit Test Case document
- Program Specification document
- COBOL Code
- Unit Test Result document
Confidential
Programmer
Responsibilities:
- Coding and Maintaining Non- and Hogan Cobol Programs
- Online and Batch reports changes using the Scheduled Processing System (SPS) programming language
- Screen changes using Function Processing Systems (FPS) function application
- Required to do Standby for Production and Quality Testing Environment
- Prepare new and maintain existing JCLs
- Make schedule changes using CONTROL-M
- SPS, FPS, JCL and Programs Deployment was on stages and to different testing stages was done using Endeavor(Version Control tool)Packages
- Prepare and review the following documents
- Unit Test Case
- Unit Test Results
- Program Specification