Varunn Peruvemba Krishnan Vishwanath
Brisbane,QLD
Summary
16+ years of diverse experience in Information Technology, specializing in developing Mainframe Applications. Experience encompasses working on development of solutions in the domain of Insurance, Logistics and Healthcare with expertise in IBM mainframe application programming. Gained proficiency in Requirement Analysis, Design, Development, Maintenance & Support, Unit & Integration Testing. An accomplished professional with expertise in Preparation of the Specification of New Programs as per Client’s request, Develop New programs in conformity with Client’s standards, Modify /Enhance the existing Programs, Unit testing of the Developed Modified Programs and can execute a host of other related functional skills. Equipped with a solid understanding of project management methodology and strategy facilitating the efficient management of projects from conception through to delivery. Skilled team member with proven ability to lead and motivate teams to maximize productivity. Proficient in self-adaptation within a dynamic environment.
Overview
16
16
years of professional experience
1
1
Certification
Work History
Mainframe Developer/Team Lead
Kaiser Permanente
- Skill Set Utilized : COBOL, JCL, DB2, CICS, File Manager, VSAM, SPUFI and QMF, WinSQL, Changeman, IBM Debugger tool, Eazytrieve, Release Management, Incident Management, Environment Setup., has an in-house legacy KPTIME - Timekeeping application which allows doctors, nurses, pharmacist etc
- To clock in and out for hourly employees
- Timekeeping application receives data from various sources like ANSOS (Scheduling application for Nurses), RPM (hours for salaried employees) and PeopleSoft
- Capturing of these hours is essential to calculate the employee pay, shift differential, bonuses etc
- Correctly
- This application is an interface to Peoplesoft HRMS module
- Based on employee’s HR, Benefit information and Time entries, System applies the calculations to find out what employer has to pay to employee and passes that information to Payroll module
- Responsibilities:
- As a Team Lead was responsible for the following:
- Participate in business requirements and functional requirements gathering, which involves a review of existing systems configurations and operating methodologies as well as understanding evolving business needs
- Solution Designing, performing Gap-Fit analysis, Technical Mapping Documentation and propose the same to client/IT business
- Documents business processes and analyzes procedures to see that they would meet changing business needs
- Follow proven business work flow of end to end high level scenarios, which involves a description of technical and business specifications and what methodology to use to achieve the customized software solution under various scenarios
- Involved in Code standardization
- Ensure the project adheres to the established guidelines, best practices, programming styles and project conventions
- Performance tuning of programs to minimize the complexity
- Implementing the required changes in the System with using in-house tools and validate whether the incorporated changes satisfy the new requirements and do not hamper the existing functionality
- Analysis of high severity production issues, fixing the issues and supporting end user queries regarding application by following the SOX Compliance guidelines
- Participate in application onboarding activities, user acceptance testing, post production application support and remedy ticket resolution by following SOX Guidelines
- Performed Weekly, Monthly and Quarterly DB2 Updates in Production in order to fix the queries of Business
- Followed appropriate SOX Guidelines when performing the Updates
- Scheduled and Handled meetings with the Business and Portfolio Managers regarding the Weekly status updates and queries
- Provided Automated Solutions for manually generated the Weekly Business reports
- Created Standard operating Procedures (SOPs) for monitoring, Upgrade related activities, and provided knowledge transfer to L1.5 Team.
Technology Analyst
Burlington Northern Santa
- Skill Set Utilized : Z series architecture, COBOL, JCL, DB2, SPUFI, SYNCSORT, MKS, File-Aid, File-Manager, Smart TS, FTP, CA7, Primavera, Abend Aid, ChangeMan, Xpediter
- Interline Switching Application which deals with the car movements from one railroad to another delivering the cars to or from a customer
- ISA calculates the foreign line amounts due to BNSF and verifies the BNSF amounts due to foreign lines
- Responsibilities:
- As a Technology Analyst responsible for:
- Requirements gathering for the enhancements requested by Client
- Conversion of gathered new business & functional requirements into software requirement specifications by meeting IT strategies and comply with Organization’s architectural standards
- Assist the Product Tech Support team in handling customer escalation tickets
- Assist the documentation team in preparing user guide
- Writing Design and Test Cases documents for each bug fixed
- Responsible for coding new developments in COBOL, DB2, JCL and migrating them using ChangeMan
- Coding, Unit Test Plans, Unit Test Results, Functional testing & Regression Testing
- Involved in writing SQL queries and be a part of SQL Query tuning
- Sort, Merge, Copy dataset using DFSORT, SYNCSORT
- Use IDCAMS to create VSAM dataset and to perform different task in VSAM Dataset
- Writing queries using SPUFI to extract data from various DB2 Views for reporting purpose
- Handling Ad-Hoc Report Requests
- Utilizing in-depth knowledge of technological alternatives and business system requirements to recommend innovations that enhance and/or provide a competitive advantage to the organization
- Supports Pre & Post implementation testing for new/enhancements of the software products.
Systems Engineer
Infosys Limited, Global Education
- Gone through the long term training program conducted by, in its, Center
- Attended various courses to gain knowledge in Information Technology sector
- Completed Infosys Internal Certification on Transportation and Logistics
- Completed Infosys Quality Foundation Certification.
Senior Mainframe Developer, Mainframe Developer
GIS, IAG
09.2021 - Current
- Ongoing
- Skill Set Utilized : COBOL, JCL, DB2, CICS, Proteus, Control-M, TSO/ISPF, DFSORT, Super CE, SDSF, File Manager, IBM Debugger Tool, JSON, POSTMAN
- GIS commercial insurance system is a policy management system that is used to record various information such as policy, period, risk and premium for underwriting management
- This is a CICS/COBOL/DB2 system that interfaces with Front end systems using CICS webservices to capture the policy information
- The System also performs auto renewals of the policies
- Responsibilities:
- As a, performed, the following responsibilities:
- Analyzing, Estimating, Coding, Reviewing, Unit/Integration testing for the requirements/assignments
- Co-ordination with End-users and Subject Matter Experts in Requirement analysis, planning and preparing Functional and Technical specifications
- Worked on Claims Count Rating Project to capture the Motor claims at a Risk Level
- Have sound knowledge of rating process and the business in the commercial space
- Involved in making configuration changes to multiple DB2 tables to incorporate the changes
- Made changes to existing COBOL-CICS-DB2 programs and coded new programs to incorporate the functionality
- Tested the API with the JSON request payload and validated the response.
Mainframe Production Support
CVS
06.2019 - 08.2021
Team Lead, Senior Associate
CVS Pharmacy, KPTIME - Timekeeping Application
10.2015 - 05.2019
- Duration : 2 Years and 2 Months
- Skill Set Utilized : COBOL, JCL, VSAM, REXX, SCLM, DB2, Control-M,TSO/ISPF, DFSORT, Super CE, SDSF, File-Aid for DB2/MVS, File Manager, Xpediter
- Responsibilities:
- As a, responsible for:
- Provided 24/7 Production Support for the Application
- Involved in handling multiple High and Critical Incidents/Problem Tickets and have provided resolution
- Analyzed and Documented the Root Cause of various problem Tickets and Mainframe Abends
- Responsible for making bug fixes using COBOL MVS, JCL, DB2 and File-Aid and migrating them using CHANGEMAN
- Have sound knowledge of the SOX Compliance guidelines and have followed the same in handling Incidents and Tickets
- As part of the Support, performed Weekly, Monthly and Quarterly DB2 Updates in Production in order to fix the queries of Business
- Followed appropriate SOX Guidelines when performing the Updates
- Scheduled and Handled meetings with the Business and Portfolio Managers regarding the Weekly status updates and queries
- Provided Automated Solutions using REXX for analysis that required manual effort
- Provided L1 support for SAP and Informatica Applications
- Assisted in Documentation of various utilities and Tools in the project.
Technology Analyst
COT, Burlington Northern
01.2015 - 09.2015
- Skill Set Utilized : Z series architecture, COBOL, JCL, DB2, SPUFI, SYNCSORT, MKS, File-Aid, File-Manager, Smart TS, FTP, CA7, Primavera, ABEND Aid, ChangeMan, Xpediter
- Certificate of Transportation allows customers to bid for using BNSF cars in order to transport grain
- Revenue will be collected for transporting the Freight from the customer location to the industry
- The bid base price will be given as a discount to the customers in the final freight bill.
Technology analyst
Burlington Northern Santa Fe
11.2011 - 12.2014
- Responsible for:
- Prepare AS-IS documentation of the system for all the programs and components associated with the system
- Prepare a Process decomposition document and map all the processes in the system to the respective programs
- Set up discussions with the Business in order to have an understanding of the TO-BE system
- Proactively give suggestions to the users on the new functionalities
- Preparation of Impact Analysis for the new changes/enhancements requested by client
- Responsible for coding new developments in COBOL MVS, JCL, DB2 and File-Aid and migrating them using CHANGEMAN
- Coding, Unit Test Plans, Unit Test Results, Functional testing & Regression Testing
- Utilizing in-depth knowledge of technological alternatives and business system requirements to recommend innovations that enhance and/or provide a competitive advantage to the organization
- Responsible for Defect logging, tracking and management.
Technology Analyst
Interline Switching Application
04.2011 - 10.2011
- Skill Set Utilized : Z series architecture, COBOL, TELON, JCL, DB2, SPUFI, SYNCSORT, MKS, File-Aid, File-Manager, Smart TS, FTP, CA7, Primavera, Abend Aid, ChangeMan, Xpediter
- Car Accounting System deals with the following:
- Administer the collection of car hire receivables for any BNSF equipment used/traveling on other railroads
- Process car hire payments to other railroads and private line equipment owners, for equipment used on BNSF railroads
- Responsibilities:
- As a Technology analyst responsible for:
- Requirements gathering for the enhancements requested by Client
- Conversion of gathered new business & functional requirements into software requirement specifications by meeting IT strategies and comply with Organization’s architectural standards
- Preparation of Impact Analysis for the new changes/enhancements requested by client
- Assist the Product Tech Support team in handling customer escalation tickets
- Assist the documentation team in preparing user guide
- Responsible for coding new developments in COBOL MVS, JCL, DB2 and File-Aid and migrating them using CHANGEMAN
- Coding, Unit Test Plans, Unit Test Results, Functional testing & Regression Testing
- Writing queries using SPUFI to extract data from various DB2 Views for reporting purpose
- Handling Ad-Hoc Report Requests
- Utilizing in-depth knowledge of technological alternatives and business system requirements to recommend innovations that enhance and/or provide a competitive advantage to the organization
- Responsible for Defect logging, tracking and management
- Supports Pre & Post implementation testing for new/enhancements of the software products.
Technology Analyst
Burlington Northern Santa Fe
06.2009 - 03.2011
- Year & 9 months
- Skill Set Utilized : Z series architecture, COBOL, TELON, JCL, DB2, SPUFI, SYNCSORT, File-Aid, File-Manager, Smart TS, FTP, CA-7, Primavera, MKS, ABEND Aid, ChangeMan, Xpediter
- Responsibilities:
- As a Technology Analyst responsible for:
- Requirements gathering for the enhancements requested by Client
- Preparation of Impact Analysis for the new changes/enhancements requested by client
- Assist the Product Tech Support team in handling customer escalation tickets
- Writing Design and Test Cases documents for each bug fixed
- Responsible for coding new developments in COBOLMVS, JCL, DB2 and File-Aid and migrating them using ChangeMan
- Coding, Unit Test Plans, Unit Test Results, Functional testing & Regression Testing
- Writing queries using SPUFI to extract data from various DB2 Views for reporting purpose
- Involved in writing SQL queries and also be a part of SQL Query tuning
- Sort, Merge, Copy dataset using SYNCSORT
- Use IDCAMS to create VSAM dataset and to perform different task in VSAM Dataset
- Handling Ad-Hoc Report Requests
- Provides feedback and technical guidance to project managers on issues of critical importance to achieving business objectives
- Responsible for Defect logging, tracking and management
- Supports Pre & Post implementation testing for new/enhancements of the software products.
Senior Systems Engineer
Settlement System, Burlington Northern Santa
09.2008 - 05.2009
- Skill Set Utilized : Z series architecture, COBOL, CICS, JCL, CA-7, DB2, SPUFI, File-Aid, File-Manager, Smart TS, FTP, ABEND Aid, ChangeMan, Xpediter
- Interline settlement system deals with dividing the funds among all the carriers involved in a shipment
- In this process, there are different types of investigations getting created to resolve the various discrepancies for an interline settlement., for:
- Studying and analyzing the business enhancements
- Analysis of the specifications provided by the clients
- Interacting with the Business Users for clarifications and requirements
- Preparing Design specification, program specification documents
- Design and Development, Coding using COBOL, CICS, VSAM, JCL, DB2
- Testing - Unit Testing & Integration Testing
- Involved in writing SQL queries and also be a part of SQL Query tuning
- Sort, Merge, Copy dataset using SYNCSORT
- Use IDCAMS to create VSAM dataset and to perform different task in VSAM Dataset
- Responsible for overseeing the Quality procedures related to the project.
Systems Engineer
Burlington Northern Santa Fe
12.2007 - 08.2008
- Skill Set Utilized : Z series architecture, COBOL, JCL, DB2, SPUFI, SYNCSORT, File-Aid, File-Manager, Smart TS, CA-7, ABEND Aid, ChangeMan, Xpediter
- The project involved development and maintenance of an optimizer that would automate the assignment of cars to Grain order to minimize the overall cost
- The optimizer minimizes the cumbersome activity of manually handling Car assignments to Grain orders., responsible for:
- Analysis of the specifications provided by the clients
- Design and Development, Coding using COBOL, VSAM, JCL
- Testing - Unit Testing & Integration Testing
- Responsible for Impact Analysis, Changing the Programs & Copy members
- And migrating them to ChangeMan
- Tracking and Logging all Defects
- Responsible for overseeing the Quality procedures related to the project
- Sort, Merge, Copy dataset using DFSORT, SYNCSORT.
Systems Engineer
Infosys Limted
06.2007 - 11.2007
Education
Bachelor of Technology - Electronics And Communication Engineering
Amrita Vishwa Vidyapeetham
05.2007
Skills
- Languages :
- COBOL, JCL, CICS, TELON, REXX
- Databases : DB2, IMS-DB
- Tools : File-Aid, Abend-Aid, File Manager, ChangeMan, SPUFI, VSAM SYNCSORT, SMART TS, Xpediter, Teradata, Eazytrieve, Adobe Acrobat, MS Office, Visio, MKS, Control-M
Certification
AWS Certified Solutions Architect Associate – (SAA-C02)
VISA Information:
Granted Australia PR under Subclass-189. Valid until Feb,2025
Timeline
Senior Mainframe Developer, Mainframe Developer
GIS, IAG
09.2021 - Current
Mainframe Production Support
CVS
06.2019 - 08.2021
Team Lead, Senior Associate
CVS Pharmacy, KPTIME - Timekeeping Application
10.2015 - 05.2019
Technology Analyst
COT, Burlington Northern
01.2015 - 09.2015
Technology analyst
Burlington Northern Santa Fe
11.2011 - 12.2014
Technology Analyst
Interline Switching Application
04.2011 - 10.2011
Technology Analyst
Burlington Northern Santa Fe
06.2009 - 03.2011
Senior Systems Engineer
Settlement System, Burlington Northern Santa
09.2008 - 05.2009
Systems Engineer
Burlington Northern Santa Fe
12.2007 - 08.2008
Systems Engineer
Infosys Limted
06.2007 - 11.2007
Mainframe Developer/Team Lead
Kaiser Permanente
Technology Analyst
Burlington Northern Santa
Systems Engineer
Infosys Limited, Global Education
Bachelor of Technology - Electronics And Communication Engineering
Amrita Vishwa Vidyapeetham
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