10/02/2024 updated

DJ
100 % available

Mainframe Developer - Expert in Cobol, DB2, VSAM, CICS

India
Worldwide
Bachelor of Technology Information Technology
India
Worldwide
Bachelor of Technology Information Technology

Profile attachments

Jeswin - Mainframe Developer - Resume.pdf

Atlassian JiraUnit TestingBusiness ProcessesChange ManagementCustomer Information Control System (CICS)COBOL (Programming Language)DatabasesIBM DB2Payment SystemsEndevorJob Control Language (JCL)Mainframe ComputingSoftware EngineeringSQL DatabasesSystem TestingTest CaseTest DataVirtual Storage Access MethodsZ/OSFile-aidMainframe ProgrammingOperational Systems
COBOL, Databases, Endevor, FILE-AID, Fileaid, DB2, Information Technology, jira, JCL, Mainframe programming, Mainframe, Excel, MS Office, Windows XP, Windows 7, Windows 8, Windows 10, Microsoft Packages, Word, Operating Systems, Payment System, SQL queries, Software Development Life Cycle (SDLC), Application Design, System testing, Test case, Test Data, Unit Test, Unit testing, VSAM, Z OS

Experience

Professional experience5 - 10 years
Freelancer since2024

Languages

EnglishNative speaker

Project history

Lead Engineer Senior - Development

FIS Global Business Solutions

Banking & Financial Services

>10.000 team member

Writing Cobol-VSAM Code from scratch. Fixing abends by code change or job change.

Senior Software Engineer

Hindustan Computers Limited (HCL)
Project #1
Client : Deutsche Bank (Banking Domain) - Development
Client Description : Deutsche Bank AG is a German multinational investment bank and financial
services company headquartered in Frankfurt, Germany, and dual-listed on the Frankfurt Stock
Exchange and the New York Stock Exchange. The bank's network spans 58 countries with a large
presence in Europe, the Americas, and Asia. As of 2017-2018, Deutsche Bank was the 21st largest bank
in the world by total assets. As the largest German banking institution, it is a component of the
DAX stock market index. It is considered a systemically important bank by the Financial Stability
Board.
The company is a universal bank with four major divisions: Investment Bank, Corporate Bank, Private
Bank and Asset Management (DWS). Its investment banking operations often command substantial deal
flow.

Project Title: EE2 - Euro Engine

Project Description: The Euro Engine (EE2) is designed to provide settlement information on
corporate banking securities. New trades will be created to get information on the security bonds
initiated and once the information is processed next stage of trade will continue. Development
request will be received as jira, I am the only person in the team working along with clients to
work on the development work and issues in EE2.

Duration: August 2020 to Present

Roles & Responsibilities:

* Works will be assigned to me as jira, I am involved in the Analysis, Development and Unit
testing of the Development done in the Project, which involves making changes to existing
programs and test the code.
* Test case documents were created which included the changes made and the testing being done
for the same.
* Performed unit testing and coordinated with various teams to fix the issues that are
encountered in PROD region.
* Everyday status calls were held to connect with Onsite members to discuss on the progress of
the Development activity and the issues encountered.

Environment:
COBOL, SCLM, DB2, MQ.

Business Process Lead

Tata Consultancy Services Ltd
Key Projects
Client : RBS (Banking Domain) - Development
Client Description: RBS (Royal Bank of Scotland) Bank is one of the retail banking subsidiaries of T
he Royal Bank of Scotland Group plc, together with NatWest and Ulster Bank. Deals with financial
products and services to personal and business customers throughout the UK and beyond.

Project Title: GMS - Mortgage Manager Migration

Project Description: Group Mortgage System (GMS) enables RBS-wide brands to sell and manage
mortgages through a streamlined central processing capability. Numerous systems take feed from GMS
platforms. As part of the Simplify enterprise directive, the Mortgage Manager Migration project is
to migrate the mortgage book off the RBS instance of Mortgage Manager onto the strategic mortgage
platform GMS.

Roles & Responsibilities:

* As a Team member, I have involved in initial Requirement analysis and Application Design
document creation.
* Creation of Test Completion Report document for various SIT done on interfaces in the project.
* Did unit testing and coordinated with various teams in migrating changes into QA region.
* Conducting daily/weekly status meetings with QA team and Clients.
* Writing SQL queries to fix issues faced on testing and implementation phase of the project.
* Supported SIT and UAT Testing.
* Organized daily stand up call on routine basics.
* Resolved the incidents (Unit and SIT) within the given SLA period.
Environment:
COBOL, DB2, Files, JCL, Fileaid.

Associate Professional

CSC India Pvt Ltd (DXC)
Client : Farmers Insurance (Insurance Domain) - Testing and Testing Support
Client Description : Farmers Insurance Group (informally Farmers) is an American insurer group of
automobiles, homes and small businesses and provides other insurance and financial services products
in the United States.

Project Title: MA11 - Functional Testing Support

Project Description: It is a testing support project for validating policies for life and auto.
Household details for different scenarios are extracted from Prod and tested in test region by
applying newly implemented policies.

Roles & Responsibilities:

* Executing and Monitoring Test Batch.
* Fixing abends and issues faced in test jobs created on the release.
* Environment set up for QA & System testing.
* Writing DB2 queries to extract data from PROD for various scenarios requested by the testing
team.
* Coordinating the daily stand-up calls and status calls with clients
* Periodic Interactions with the client, clarifying doubts and participating in discussions
related to Work.
* Handling minor enhancements for release related activities.

Environment:
COBOL, DB2, Files, JCL, Fileaid

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