Mainframe Developer Financial Services
Resume:
EDUCATION
Master’s from Webster University, USA.
PROFESSIONAL EXPERIENCE
Client: USAA, San Antonio, Texas, USA Dec 2023 to Present
Role: Mainframe Developer
Description: The United Services Automobile Association (USAA) is an American financial services company. Played a key role in the design, development, testing, and production support of mainframe applications, ensuring efficient batch and online processing while collaborating with business users and resolving production issues.
Responsibilities:
Design, development, unit testing, supporting system testing, resolving production issues and postproduction support of mainframe host batch/ online processing of integrated customer platform applications using COBOL, SAS, JCL, CICS, DB2, XML, MQ.
Participate in the meetings with Business users to gather business requirements, discussing about the pending requirements and set the priorities for the requirements
Involved in design, coding and testing of COBOL/DB2 Stored Procedures
Prepare/modify JCLS and PROCS for special requirements i.e. data fixes, deletion of data based on retention date.
Participated in Code walkthroughs and test case review meetings
Attending the weekly status meetings for project status updates
Supporting production batch cycle to solve any abend during the batch cycle and making sure that the online are up for Business users as per the SLA.
Prepared the High-Level Design Documents, Component Specifications, Developed and tested the changes and documented the test cases and test cases results and conducted the reviews using the COBOL, JCL, DB2, CICS,REXX,CLIST.
Wrote unit test plans, integration test plans.
Responsible for coding and implementation of Auto flow charts.
Extensive experience in high volume of mainframe coding, testing in mainframe environments like COBOL, XGEN, JCL, CICS, IMS - DB, IMS-DC, SPUFI, DB2, TSO/ISPF, EASYTREIVE, Control performance tuning, debugging and troubleshooting.
Worked in both Waterfall and Agile methodologies
Participated in Identifying poor performing SQL queries mainly to 24*7 batch processing jobs by getting the STROBE
statistics of DB2 queries and improved the performance of the long running DB2 queries
Technologies Used: MVS, COBOL, CICS, JCL, DB2, IMS, VSAM, ENDEVOR, FILE-AID, SPUFI, QMF, SUPER C, SDSF, IDCAMS.
Client: United Health Group, India May 2022 to Nov 2022
Role: Mainframe Developer
Description: UnitedHealth Group Incorporated is an American multinational health insurance and services company. Contributed to the design, development, testing, and deployment of mainframe applications, ensuring alignment with business requirements and successful project delivery.
Responsibilities:
Developing new COBOL - DB2 programs, JCL and other components based on the Technical Design Document.
Understanding of business requirements to develop High level and low-level designs.
Conducting High Level and Low-level design walkthrough/review via meeting and presentations of proposed implementation.
Develop Technical Design Document based on Low Level Design Document.
Create new modules and enhance the existing programs as per the business requirements and the technical design document within the stipulated timelines.
Conducting Code walkthrough/review via meeting and presentations.
Managing the artifact versions through Configuration Management tool- CHANGEMAN.
Played role of a release manager in application deployment, managing the work allocation, assessments, reviews, documentation and release plans, coordination for successful release and deployment of the application.
Extensive experience in high volume of mainframe coding, testing. Control performance tuning, debugging and troubleshooting.
Building the knowledge repository document for each project requirements. This is to support the business users and production Support team.
Regular meetings with Project Manager to discuss and update the work progress.
Technologies Used: COBOL, CICS, JCL, VSAM, DB2, SPUFI, SDSF, MS-EXEL, MS-WORD, FILEAID, MVS, FILE-AID, EXPEDITOR, CHANGEMAN, TSO/ISPF, SAR, STORED PROCEDURES
Client: Walgreens Boot Alliance, India Jul 2020 to May 2022
Role: Mainframe Developer
Description: Walgreens Boots Alliance, Inc. is an American multinational holding company. It has pharmaceutical manufacturing and distribution companies. Involved in developing, testing, and scheduling ETL processes to ensure accurate and efficient data integration and transformation.
Responsibilities:
Experience in handling ISPF-TSO for writing mainframe codes and testing with JCL’s.
Experience in some of the DBA applications (lock and unlock table space, release copy pending and Record pending.
Manual testing in mainframe which involves analysing the programs. • Rising tickets in JIIRA.
Created queries to compare data between two databases to make sure data is matched.
Experience in Developing and testing of COBOL codes.
Skilled in creating, editing, browsing, and managing datasets using ISPF utilities, ensuring data integrity and accessibility.
Provided support and troubleshooting for ISPF-TSO related issues, ensuring minimal downtime and maintaining smooth operations in a large-scale enterprise environment.
Technologies Used: z/OS, JCL (Job Control Language), COBOL, CICS, CLIST.
Client: GeBBS Healthcare Solutions, Mumbai, India Jun 2018 to Jun 2020
Role: Associate Software Engineer.
Description: GeBBS Healthcare Solutions offers healthcare outsourcing services focused on revenue cycle management and health information management. Managed data extraction, transformation, and loading processes, along with developing and scheduling mainframe jobs to ensure timely report generation and compliance with business rules.
Responsibilities:
Analysis, Design, Coding, Testing.
Periodic work status update to Onsite.
Good experience on preparing Test plans and follows the coding standards.
Understanding the requirements of the client and act as a sole functional resource.
Good working knowledge on Analysis, Coding, Unit testing and Bug fixing.
Regular updates of the progress to higher management and client
Raising a flag in case of any new issues found during the analysis.
Technologies Used: COBOL, JCL, DB2, SPUFI, IBM-File Manager, IBM-Debug tool, Endeavour for version control.
TECHNICAL SKILLS
ENVIRONMENT/OS:
UNISYS Mainframe OS 2200 (UNISYS), CHANGEMAN, XPEDITER, ENDEAVOR
Databases:
MS Access, Mainframe, DB2, SQL, PL/SQL, RDMS,REXX,CLIST
Languages:
MVS JCL (Job control Language), COBOL, CLIST.
Operating Systems:
z/OS,Unisys Mainframe, IBM Mainframe, Windows.
Packages:
MS Office, MS Project, Lotus notes
Praveena Pothuraju
Mainframe Developer
ABOUT ME
CONTACT
As a seasoned Mainframe Developer with 5 years of experience, I am eager to leverage my extensive expertise in COBOL, JCL, DB2, and CICS within a dynamic and forward-thinking organization. My goal is to contribute to robust and scalable mainframe solutions, enhance system performance, and support mission-critical applications.
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PROFESSIONAL SUMMARY
Around 5 Years of IT experience in Design, Development, Maintenance, Enhancements, Production Support, Conversion Troubleshooting of IBM Mainframe Applications.
Strong problem solving & analytical skills with the flexibility to work cohesively as part of a multidisciplinary team, complimenting the skills of others.
Have a working experience of MAINTENANCE project for 3 years.
Have a working experience of PRODUCTION SUPPORT project for more than 2 years
Expertise in Mainframe Technologies like COBOL, JCL, DB2, VSAM, RDMS, CICS, REXX,CLIST.
Expertise in COBOL, DB2, CICS, JCL, VSAM, IMS/DB, IMS/DC.
Expertise with full Software Development Life Cycle (SDLC) and documentation including requirements gathering, analysing the project requirements, analysing the existing systems, Detailed Designing, Writing of Global Design Documents,
Functional Design Documents, Technical Design Documents, Development, Testing of the applications and Documentation of Applications Software
Excellent knowledge in Regression Testing, Unit Testing, Integration Testing, System Testing, User Acceptance Testing, Production Implementation and maintenance of mainframe applications. Support activities on Integration Testing and UAT.
Experienced in code implementation in staging environments and maintenance and Production implementation and post implementation support
Proficient in IBM utilities and Tools like RMS, XPEDITER, ENDEAVOR, CHANGEMAN, ABEND-AID, SYNC SORT, FILEAID FOR DB2, IZWS,CA7.
Expertise in creating Unit Test plans, Integration Test Plans, System Test Plans.
Knowledge in job Scheduling, Performance Tuning, Normalization/De-normalization concepts, database design methodology.
Excellent Organizational, Analytical, Teamwork skills along with good communication and interpersonal skills, very good team player, Ability to handle tasks independently.
Excellent Experience in Designing, Developing, Documenting, Testing of ETL jobs and mappings in Server, Parallel and Sequence jobs using Data Stage to populate tables in Data Warehouse and Data marts.
Proficient in developing strategies for Extraction, Transformation and Loading (ETL) mechanism.
Knowledge and experience with development platforms (mainframe / Windows Server / Windows Client) and software tools.
Experience at leading others in small to medium projects or work efforts (1-6 months of effort) coordinating work efforts to install, enhance and configure assigned database and software products.
Given KT to my team and was always available for help in the team.
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