Home

Srilalitha - Mainframe Developer

[email protected]

Location: Greensboro, North Carolina, USA

Relocation:

Visa: H1B

Resume file: Srilalitha Gudimetla_Mainframe Developer_1776206623961.docx Please check the file(s) for viruses. Files are checked manually and then made available for download.

Srilalitha G Phone- (614)401-5048 Email [email protected] https://www.linkedin.com/in/srilalitha-gudimetla-551b76196/ Professional Summary: Have 15+ years of experience in Mainframes technologies including 10 years of onshore technical lead experience & AWS cloud Practitioner certified. As Technical Lead in group projects, recognized by peers for creating excellent customer rapport resulting in increased customer satisfaction. Hands-on Experience in Mainframe related skills such as AS400, COBOL, JCL, VSAM, DB2, SQL, SPUFI, CICS, IMS DB/DC, MQ services, Control M, CA7. Hands-on Experience in version control tools such as Endevor, Change Man, GIT lab, IBM Debugger -Xpeditor, and FILE-Manager, FILE-AID. Hands on experience in HIPAA EDI 834/837 files and expertise in validating HIPAA EDI file validations. Expertise in IBM WebSphere Transformation extender to create maps and type trees to support 834 and 837 mainframe loads. Hands on by implementing RESTful services and APIs to meet business requirements. Expertise in membership, 837 claims and providers processes. Strong knowledge in Health insurance and banking domain. Having good experience in production support Monitoring batch cycles, resolving abends, Root cause analysis for defects and incidents, and working with the operations center as a primary person. Hands on experience in file transfer protocols SSL, NDM, FTP/SFTP, EFX. Excellent written, analytical skills, verbal communication skills with a customer serviceoriented attitude and worked with the offshore team as onsite coordinator to provide the update on the daily basis. Very strong communication skills and highly adaptable to new challenges related to software industry and user demands. Team Management experience Meet Agile triangle goals of the project (Scope, Time & Cost), team building by promoting cooperation & Constructive Disagreement. Experience in creating and updating change management documentation under Enterprise guidelines. Excellent experience in training and mentoring team members with system knowledge and business process to improve the team effectiveness. Experience Preparing Technical and Understanding system documents. Good experience in Mainframe IPLs and MVS Systems. Hands on Experience in DCLGEN, SPUFI, QMF, SQL, database design, Creation and management of schemas, Constrains, views, etc., Using various IBM Utilities like DFSORT, IEBGENER, IEFBR14, VSAM to write various jobs depending on requirements. Integrating Java applications with existing mainframe systems, such as COBOL programs and DB2 databases. Strong knowledge on Mainframe Dev Ops, IDz, ADDI , REXX, RECF, FIS, Gitlab, Rest API, ESP, Cyberlife. Education and certifications: Batchlors of computer applications from Andhra university 2004 Master of computer applications from Andhra university 2007 AWS Certified Cloud Practitioner 41d733a322a24743976a3cda5e8edf49 Technical Skills: Tools IBM WebSphere transformation extender, QMF, Xpeditor, Insync,, Filemanager, File-aid, Fault- Analyzer, IDz, ADDI, Webshere MQ services, REXX, RACF, SERVICE NOW, COMS, Power BI, Algol, Hogon, GitLab, Rest API, z/OS Connect EE, Tivoli Workload Scheduler (TWS) , POSTMAN,REST,XML, HTML, KAFKA, INSOMNIA, Webservices, Data mockup tools, CUCUMBER, INTELLIJ IDEA, Zephyr test scale. Programming AS400, COBOL, JCL, IDZ, ZOS,TSO, ISPF, SPUFI, JES2, Mercator, SQL, CICS, SAS, Languages Eztrieve, Mainframe Dev Ops, Python, .NET/C#, JAVA, Assembler, REXX Data bases Oracle, MS SQL, IMS DB/DC, Db2 Software Waterfall, SDLC, Agile methodologies methodologies Agile applications JIRA, Confluence Domains Health care,Investment Banking, Personal Banking, US Liquidity Cloud Technologies AWS, Devops OLTP CICS Version control Endevor, Changeman, Trace Master tools Job controls Control M, Job scheduler,CA7 Utilities IEBGENER, IEFBR14, IDCAMS, SORT Professional experience: Client: BNY Mellon Nov 2024 till date Location: Columbus, OH Designation: Mainframe Lead Developer Description: We are working for the leading financial institute BNY which operates banking and asset management. Global clearance and settlement team works to settle the securities and funds to the buyer and seller parties by end of the trade day efficiently and securely. Responsibilities: Developed and maintained COBOL programs for ensuring accurate and efficient processing of product and pricing information. Enhanced existing COBOL code to support new business requirements and improve system performance, leading to a 25% increase in processing efficiency. Designed and executed batch processing jobs using JCL to handle large volumes of customer data, including address, payment information and reporting. Automated job scheduling with CA7, reducing manual intervention and ensuring timely triggers jobs based on the events. Design and document test cases and test scripts based on requirements and technical specs. Hands on experience on Test driven development for designing and developing tests for every small functionality of an application. Coordinate test environment setup, including region allocation, file creation, and batch scheduling. Log and track defects using tools such as JIRA, Test Zephyr scale. Implemented file maintenance procedures, including data reorganization and updates, to maintain data integrity and system performance. Validating and finalizing local and enterprise change board documents. Developed MQ messaging service to establish communication between database and online Netx online screens. Environment: Hogan,COBOL, JCL, VSAM, IMS, CICS, Db2 FILE MANAGER,SAS, Endevor, MQ services, Jira,Confluence, Trace master, SAS, Ezytrieve, .NET REST API , MVC, CA7, POSTMAN, AWS. Client: Elevance Health Jan 2023 Oct 2024 Location: Columbus, OH Designation: Mainframe Lead Developer Description: We are worked on Mainframe modernization project EPDS V2 GA provider database with SPS data to overcome the data accuracy challenges and transforming legacy mainframe systems to improve performance, reduce costs, and integrate with modern technologies. We developed new API S to display provider and NPI details in CICS region for the plan and claim number requested. We added new fields in Provider Db2 tables . We are continuously working on lights on support for production 837 files and the existing provider and NPI feeds. Responsibilities: Technical Lead / SME for COBOL, DB2, CICS, and JCL-based applications, ensuring system stability, performance, and scalability in high-volume healthcare environments. Oversee application modernization initiatives, including refactoring legacy COBOL programs, DB2 optimization, and integration with distributed/cloud systems via MQ, APIs, or batch interfaces. Design and manage batch scheduling and workflows using JCL, Control-M/CA-7, ensuring timely processing of claims cycles, payments, and regulatory reports. Developed and maintained COBOL programs for Elevance health insurance and financial systems, ensuring accurate and efficient processing of policy data and claims. Managed IMS Db transactions, including performance monitoring and Designed and maintained COBOL/DB2/CICS programs to apply business rules for eligibility validation, benefit coverage, co-pay, co-insurance, deductibles, and out-ofpocket calculations. Implemented file maintenance procedures, including data reorganization and updates, to maintain data integrity and system performance. Monitored and resolved performance issues in CICS applications to maintain high availability and system reliability. Proven ability to troubleshoot and optimize programs. Used POSTMAN, INSOMNIA to design, debug test API s and for API monitoring. Production support by monitored production batch jobs and fix the job abends with in closure window documenting issues and changes efficiently. Created secure NDM, EFX and SFTP connections. Designing the architecture for integrating Java APIs with mainframe systems. Identifying and resolving issues related to Python scripts and their interaction with mainframe systems. Used REST API to communicate between MQ services and mainframe applications. Worked on Change Management to move fixes to production systems and document all the system design and architecture standards. Communicating with senior management to provide project updates and to discuss process improvement strategies. Motivating and encouraging team members to maintain high performance. Environment: COBOL, JCL, VSAM, IMS, CICS, Db2 FILE MANAGER,SAS, Endevor, MQ services, Jira,Confluence, .Net, C#, Xpeditor,SAS, Ezytrieve, CA7, POSTMAN,AWS. Client: Elevance Health Aug 2021 Dec 2022 Location: Columbus, OH Project: NASCO Claims Designation: Mainframe Technical Lead Description: NASCO will receive electronic /paper claims submitted by Providers. We implemented jobs on OH mainframes to received claim files from NASCO and send pricing query files to PNS via EDI secure gateway for pricing. We will receive response file from PNS for each query file once the claims priced. We will send the response files to NASCO via NDM direct transfer. NASCO will finalize the claim once the response file received. Responsibilities: Served as Mainframe Technical Lead for mission-critical healthcare systems processing millions of transactions daily. Provide leadership during audits and regulatory reviews, supporting SOC, HIPAA, and internal compliance assessments. Handled claim edits and validations, including duplicate claim detection, authorization checks, medical necessity rules, and coordination of benefits (COB). Tuned DB2 SQL and indexes to improve adjudication batch performance and reduce claims cycle time during peak processing windows. Supported real-time (CICS) and batch adjudication flows, ensuring consistent results across online inquiries and nightly batch runs. Development and maintenance of multiple high-performance and reliable applications using COBOL, VSAM, JCL, CICS, and DB2, ensuring seamless operation within a complex mainframe environment. Played a key role in implementing Agile and Scrum methodologies using Jira, collaborating with cross-functional teams to enhance project efficiency, improve delivery timelines, and ensure alignment with business objectives. Collaborated with cross-functional teams, including IT, supply chain, and retail operations, to gather requirements and develop custom mainframe solutions that addressed specific business needs and challenges. Conducted data validation and comparison to ensure accuracy and consistency of mainframe files, supporting a system conversion to a new vendor. Collaborated with downstream system groups to facilitate the transmission and testing of data files, ensuring successful integration with external systems. Analyzed the Logistic data in IMS DB and created document with equivalent to DB2 field mapping. Managed Db2 and transactions, including performance monitoring and troubleshooting. Used POSTMAN, INSOMNIA to design, debug test API s and for API monitoring. Coordinated with team members to resolve change management issues and implement system enhancements fixes. Developed, tested, and maintained complex JCL scripts to automate mainframe job processing, improving job execution efficiency. Extensive experience in data clean-up activities, ensuring data integrity throughout the migration process. Demonstrated ability to design and implement solutions for data conversion and migration, from legacy systems to modern platforms. Managed job scheduling tasks using CA-7, optimizing job flows and reducing job completion times. Worked closely with the technical team to plan and execute the decommissioning of mainframe files post-system go-live, aligning with business objectives. Creating defect tracking logs and finding resolution. Created secure NDM, EFX and SFTP connections and worked on MVS IPL. Worked on Change Management to move fixes to production systems and document all the system design and architecture standards. Communicating with senior management to provide project updates and to discuss process improvement strategies. Motivating and encouraging team members to maintain high performance. Monitored 24/7 batch cycle executions, ensuring timely and accurate processing of jobs and identifying any potential issues before they impact operations. Efficiently managed incident tickets, ensuring resolution within Service Level Agreements (SLAs) and maintaining high levels of customer satisfaction. Environment: COBOL, JCL, VSAM, IMS, DB2, CICS, FILE MANAGER,SAS, ChangeMan, MQ services, Jira,Confluence, Xpeditor, Ezytrieve, SAS,CA7, JAVA, Python,Assembler. Company: Anthem Inc Jan 2018 Jul 2021 Location: Columbus, OH Project: NASCO Provider Designation: Sr. Mainframe Developer Description: Elevance Health, Inc. is one of the largest health benefits companies in the United States. Through its affiliated health plans, Elevance Health companies deliver a number of leading health benefit solutions through a broad portfolio of integrated health care plans and related services, along with a wide range of specialty products such as life and disability insurance benefits, dental, vision, behavioral health benefit services, as well as long term care insurance and flexible spending accounts. Responsibilities: Participate in the Requirements meetings along with client. Interacting with business users. Design, develop and testing. Deliver the timely test reports to clients. Coordinating with release management for production releases. On-call support for production abends. Creating JIRA boards and conducting daily standups. Fixing production bugs and enhancing new requirements. Fixing PNS claims stuck issues. Environment: COBOL, JCL,VSAM,CICS,DB2,FILE MANAGER,SAS,ENDEVOR, Fault-Analyzer, WebSphere,Jira,Confluence Company: Anthem Inc Jan 2017 Dec 2017 Location: Columbus, OH Project: ODJFS Designation: Mainframe Developer Description: Ohio department of Job and Family services, is a state organization that provides assistance to Ohioans in Employment, Training assistance, Un-employment compensation, Cash assistance, food Assistance, Child care, Child and Adult protective services, Adoption and Child support. In this OWCMS is an internal system used only by the workforce professionals to link job seekers, employers and gather data for the Workforce Investment Act, Labor Exchange Services, Veteran, Apprenticeship, Migrant and Seasonal Farmworker, Foreign Labor Certification, and Trade programs. This application is also used by Workforce Professionals to enter and track program data, sign up for classroom training, complete web-based training for the Job seekers. Responsibilities: Participate in the Requirements meetings along with client. Interacting with business users. Deliver the timely test reports to clients. Technical support and spec clarification for off-shore. Co-coordinating with off-shore for production releases. On-call support for production abends. Environment: COBOL, JCL,VSAM,DB2,FILE MANAGER,SAS,ENDEVOR,SAS,WebSphere,Jira,Confluence Company: Anthem Inc Jan 2016 Dec 2016 Location: Columbus, OH Project: DMV Integrated Services Designation: Mainframe Programmer Analyst Description: This project streamline DMV operations by developing a centralized mainframe-based application that handles vehicle registration, driver licensing, renewals, and compliance tracking. Responsibilities: Handles issuance, renewal, suspension, and revocation of licenses. Manages new registrations, renewals, and ownership transfers. Allows users to book and manage DMV appointments. Generates operational and compliance reports for internal use. Co-coordinating with business people for production releases. On-call support for production abends. Environment: COBOL, JCL,VSAM,DB2,FILE MANAGER,SAS,ENDEVOR,WebSphere,SAS,Jira,Confluence Company: Anthem Inc Mar 2014 Dec 2015 Location: Columbus, OH Project: NASCO-LITES Designation: Mainframe Programmer Analyst Description: Elevance Health claim processing involves processing of claims filed by the customers who had availed their services either in in-network or Outwork hospitals. Elevance Health has multiple legacy systems NASCO and LITES are two of them. IT implemented job flows on OHIO mainframes to pull files(Claims, eligibility, fund transfer) form NASCO system and transmit them to LITES. LITES will send response file to confirm the file receipt. NASCO will send response acknowledgement file to LITES. Responsibilities: Understanding user requirements and converting them into design documents. Converting the design into code, testing it and deploying it. Test Data Preparation and Unit Testing. Status updating to the Project Leader. Coordinating with the onsite team for all the effort. Environment: COBOL, JCL, VSAM,DB2,FILEAID,SAR,SAS,XPEDITER,ENDEVOR,EZTRIEVE. Client: Anthem Inc June 2012 Mar 2014 Location: India Project: NASCO Enrollment Designation: Sr Software engineer Description: Elevance Health Enrollment process involves adding of new customers to NASCO and confirming their membership based on the coverage they chooses. Elevance Health support multiple file layouts EDI 834, 350, 500, 750 proprietary format, Hewitt layout and multiple file transmission methods- bridge server, secure server, EDI gateway, Direct transmission thru NDM. The maintenance team is responsible for minor enhancements and giving production support. The team is also responsible for a detailed root cause analysis for each problem and implements appropriate counter measure to avoid the problem from re-accruing. Responsibilities: Understanding user requirements and converting them into design documents. Converting the design into code, testing it and deploying it. Test Data Preparation and Unit Testing. Status updating to the Project Leader. Coordinating with the onsite team for all the effort. Environment: COBOL, JCL, VSAM,DB2,FILEAID,SAR,SAS, XPEDITER,ENDEVOR,EZTRIEVE Client: Anthem Inc Jan 2010 June 2012 Location: India Project: Mercator MAP Consolidation Designation: Senior Software Engineer Description: The National IT project is to create consolidated unique MAPS for existing EDI 834 - 5010 Production MAPS. New coding implemented by creating group indicator files with generic fields to accomplish the needs of different vendor files. All the 200 Mercator maps consolidated into 15 and minimized future new groups implementation time and cost. We implemented post back files with the subscriber and dependent count and the file processed time date to EDI gateway in secure FTP. Responsibilities: Responsibility of monitoring vital systems tasks and jobs. Impact analysis and Coding. Resolving any job abends and system errors. Issuing new components developed to test systems. Writing job flow networks. Deploying the code to productions Resolving Production Fixes. Client appreciations for successful production move of 4010 Consolidation maps. Environment: Mercator, COBOL, JCL, VSAM, DB2, FILE-manager, SAS, ENDEVOR, Xpediter. Client: Anthem Inc Sep 2008 Jan 2010 Location: India Project: WebSphere transmission extender from 4010 to 5010 Designation: Software Engineer Description: It is a Part of OH National Accounts lights on project. This project is to convert existing EDI 834 - 4010 version production loads to 5010 version production maps. Run the EDI 834 files with the load uploaded through FTP setup. Plans will be required to recompile all local programs that reference the new Trees. Abends will be experienced if impacted local programs are not recompiled. Fixing issues related to incorporating the modified Pending trees into their local systems Responsibilities: Responsibility of monitoring vital systems tasks and jobs. Impact analysis and Coding. Resolving any job abends and system errors. Issuing new components developed to test systems. Writing job flow networks. Deploying the code to productions Resolving Production Fixes. Achievements: Client appreciations for successful production move of 5010 maps. Environment: Mercator, COBOL, JCL, VSAM, DB2, FILE-manager, SAS, ENDEVOR, Xpediter Keywords: csharp message queue business intelligence database zos information technology golang microsoft mississippi California Colorado Georgia Ohio