Mainframe Developer

Sathishkumar Krishnasamy

Ph.: +91-974******* Email: ************@*****.***

Career Objective:

To obtain a challenging position in a dynamic environment where I could leverage my skills and continually learn about the latest paradigms, processes and technologies.

Professional Summary:

Presently working as a Mainframe Developer for Cognizant Technology Solutions, with a total work experience of 6.8 years.

Focus has been in Development and Production support of Mainframe Applications

System Study, Requirement Analysis, Functional/Technical Design, Coding, Testing, Implementation, Support, Quality and Project Management.

6+ years of COBOL, JCL, CICS, DB2 and VSAM programming experience.

Cognizant Certified Professional in JCL and COBOL.

Awarded by the client many times for resolving critical issues independently and within the timelines agreed.

Good knowledge of principles and techniques of programming, testing, debugging, implementation and documentation. Experience with analysis and design.

Received appreciation from the senior management for the work done and achieving the targets within the deadlines.

Experience in Information Media and Entertainment domain with expertise in Mainframe development.

Education:

Title of the Degree with Branch

Board/University

Year of Passing

B.E (Electronics& Communication Engineering)

Anna University

2010

XII

State Board

2006

X

State Board

2004

Technical Skills

Operating System

MVS OS/390 and Z/OS, Windows

Programming Languages

COBOL, JCL, CICS

Databases & Tools

IDMS, DB2, VSAM, QMF, TSO/ISPF, InterTest

Other Utilities

IBM Mainframe Utilities, SORT Utility, FileAid, Endevor, Panvalet

Location

Bangalore, India

Awards and Recognitions

Awarded ‘Above and Beyond’ in 2013,2015 by Cognizant, IME Practice Head as a token of recognition for the achievements in AVM and AD projects

Awarded ‘Whale Done’ in 2012 by cognizant, IME practice – Spot award of recognition for the achievement in AD project

Employment History

Cognizant Technology Solutions from Feb-2011 till date; Current designation: Associate - Projects (Sr. Software Developer)

Professional Assignments:

Organization: Cognizant Technology Solutions, Bangalore

Project Profile -1

Project Title

US Trade Credit Check

Duration

Aug 2017 – Oct 2017

Role

Team Lead

Client

Dun and Bradstreet

Programming Languages

COBOL, JCL, DB2

Databases, Tools and Utilities

IDMS, VSAM, TSO/ISPF, FileAid, Endevor, Panvalet

Project Description

In the Product delivery, delivery system accesses various data sources in order to fabricate a report. To avoid data latency, data from all those sources will be sent to new system where the customer would directly get the required data instead of dealing with interconnected systems. All the daily updates will be sent to new system as an incremental and the data will be delivered to customers after applying the transformation logics.

Roles and Responsibilities in the Project

As an Offshore Team lead responsible for Project Requirement Analysis, System Study, and Delivery of Projects

Responsible for Resource loading and effort distribution of work

Responsible for Project Plan Preparation, scheduling all enhancements, development activities, Preparation of Functional Specification/Design, Pseudo code, Defect Tracking and Closure of defect

Responsible for maintaining the code Quality, Leader of the Code review team ( An internal team formed to ensure code quality)

Weekly Status reporting with clients

Project Profile -2

Project Title

US Auto investigation Changes

Duration

May 2017 – Jul 2017

Role

Team Lead

Client

Dun and Bradstreet

Programming Languages

COBOL, CICS, JCL

Databases, Tools and Utilities

IDMS, VSAM, TSO/ISPF, InterTest, FileAid, Endevor, Panvalet

Project Description

In the current product delivery, whenever an order is placed on BIR report on Promised later case, an auto investigation is triggered from Dunslink and sent to Fulfillment team for investigation. These investigation cases are manually closed by the fulfillment team without investigating the request. This project is aimed at stop sending the auto investigation cases to fulfillment team and modifies the report to provide a text message for Promised later response.

Roles and Responsibilities in the Project

As an Offshore Team lead responsible for Project Requirement Analysis, System Study, and Delivery of Projects

Responsible for Resource loading and effort distribution of work

Responsible for Project Plan Preparation, scheduling all enhancements, development activities, Preparation of Functional Specification/Design, Pseudo code, Defect Tracking and Closure of defect

Responsible for maintaining the code Quality, Leader of the Code review team ( An internal team formed to ensure code quality)

Weekly Status reporting with clients

Project Profile -3

Project Title

Trade Data feed to Services

Duration

Jan 2017 – Apr 2017

Role

Team Lead

Client

Dun and Bradstreet

Programming Languages

COBOL, CICS, JCL

Databases, Tools and Utilities

IDMS, VSAM, QMF, TSO/ISPF, InterTest, FileAid, Endevor, Panvalet

Project Description

This project is aimed at delivering the daily Canadian trade data updates to Services as like other data feeds. For the daily updates, data is extracted from Trade Case DB and the required fields are derived using the retrieved data and finally the file is ftp'd to Services Production server. The final data should be match with its online packet response.

Roles and Responsibilities in the Project

As an Offshore Team lead responsible for Project Requirement Analysis, System Study, and Delivery of Projects

Responsible for Resource loading and effort distribution of work

Responsible for Project Plan Preparation, scheduling all enhancements, development activities, Preparation of Functional Specification/Design, Pseudo code, Defect Tracking and Closure of defect

Responsible for maintaining the code Quality, Leader of the Code review team ( An internal team formed to ensure code quality)

Weekly Status reporting with clients

Project Profile - 4

Project Title

SBFE packets for Chase and Region Bank

Duration

July 2016 – December 2016

Client

Dun and Bradstreet

Role

Team Lead

Programming Languages

COBOL, CICS

Databases, Tools and Utilities

IDMS, VSAM, QMF, TSO/ISPF, FileAid, Endevor, Panvalet, InterTest

Project Description

Chase and Region bank customers were consuming SBFE data from other competitor called Equifax. Since Equifax has sunset the SBFE product, they approached D&B for SBFE data. As part of this requirement, two new packets were developed to extract the SBFE information from SBFE data mart and deliver the data in the existing layout so as the format will be same as Equifax. Customers should be entitled for SBFE data in Back office.

Roles and Responsibilities in the Project

As an Offshore Team lead responsible for Project Requirement Analysis, System Study, and Delivery of Projects

Responsible for Resource loading and effort distribution of work

Responsible for Project Plan Preparation, scheduling all enhancements, development activities, Preparation of Functional Specification/Design, Pseudo code, Defect Tracking and Closure of defect

Responsible for maintaining the code Quality, Leader of the Code review team ( An internal team formed to ensure code quality)

Weekly Status reporting with clients

Project Profile - 5

Project Title

New Custom Score for Verizon and Sprint Customers

Duration

February 2016 – June 2016

Client

Dun and Bradstreet

Role

Team Lead

Programming Languages

COBOL, JCL, CICS

Databases, Tools and Utilities

IDMS, DB2, VSAM, QMF, TSO/ISPF, FileAid, Endevor, Panvalet, Intertest

Project Description

This project is aimed at developing new Custom Score for Verizon and Sprint Customers as per the technical specification provided by Analytics team. Custom score is calculated using the D&B's most recent data such as Derived attributes AOS and SBFE data. Calculated score along with other data elements are fabricated as per the defined layout and delivered to Customer via Toolkit.

Roles and Responsibilities in the Project

As an Offshore Team lead responsible for Project Requirement Analysis, System Study, and Delivery of Projects

Responsible for Resource loading and effort distribution of work

Responsible for Project Plan Preparation, scheduling all enhancements, development activities, Preparation of Functional Specification/Design, Pseudo code, Defect Tracking and Closure of defect

Responsible for maintaining the code Quality, Leader of the Code review team ( An internal team formed to ensure code quality)

Weekly Status reporting with clients

Project Profile - 6

Project Title

DB2 Version Upgrade – V7.1 to V10.1

Duration

September 2015 – January 2016

Client

Dun and Bradstreet

Role

Team Lead

Programming Languages

COBOL, CICS, JCL

Databases, Tools and Utilities

IDMS, DB2, VSAM, QMF, TSO/ISPF, InterTest, FileAid, Endevor, Panvalet

Project Description

It is a migration project where the migration happened in two phases as to avoid the compatibility issues. V7.1 to V8.1 happened in phase1 and V8.1 to V10.1 in phase2. From application perspective, we provided support for the complete migration. Functional and Compatibility changes were tested as part of testing and provided sign-off to DBA.

Roles and Responsibilities in the Project

As an Offshore Team lead responsible for Project Requirement Analysis, System Study, and Delivery of Projects

Responsible for Resource loading and effort distribution of work

Responsible for Project Plan Preparation, scheduling all enhancements, development activities, Preparation of Functional Specification/Design, Pseudo code, Defect Tracking and Closure of defect

Weekly Status reporting with clients

Project Profile - 7

Project Title

SBFE Packet Development

Duration

January 2015 - August 2015

Client

Dun and Bradstreet

Role

Team Lead

Programming Languages

COBOL, CICS, JCL, DB2

Databases, Tools and Utilities

IDMS, VSAM, QMF, TSO/ISPF, InterTest, FileAid, Endevor, Panvalet

Project Description

Small Business Financial Exchange is a new data source provided to D&B to strengthen its product offerings and to meet the needs of financial institutions extending credit to small business. This project is aimed to gather and aggregate loan performance and deliver SBFE data to Dunslink and Toolkit customers via Dunslink packets, which enable participants to make better decisions about the credit worthiness of their small business customers and applicants.

Roles and Responsibilities in the Project

As an Offshore Team lead responsible for Project Requirement Analysis, System Study, and Delivery of Projects

Responsible for Project Plan Preparation, scheduling all enhancements, development activities, Preparation of Functional Specification/Design, Pseudo code, Defect Tracking and Closure of defect

Responsible for maintaining the code Quality, Leader of the Code review team ( An internal team formed to ensure code quality)

Weekly Status reporting with clients

Project Profile -8

Project Title

Dunslink Application Support

Duration

October 2013 – December 2014

Role

Team Member

Client

Dun and Bradstreet

Programming Languages

COBOL, CICS, JCL

Databases, Tools and Utilities

IDMS, VSAM, QMF, TSO/ISPF, InterTest, FileAid, Endevor, Panvalet

Project Description

Dunslink is an electronic delivery system that transfers either packets of data elements or full text reports directly to customer’s information processing system from various proprietary databases maintained by DNB. Several important front end applications request Dunslink for data in a standardized request format. Dunslink acts both as delivery medium and also a delivery media and provides data to all D&B customers. Both reports and data packets can be requested through Dunslink.

Project primarily involves -

1.Execution of all the maintenance tasks, enhancements and developments requested from business related to DUNSLINK system.

2.Providing solution to Customer Query, Incident Resolution and Problem management

3.Bug Fixing/Enhancements and maintenance of the applications

4.Handling high priority change order requests from customers regarding the application

5.24*7 Production support for Dunslink application

Project Profile - 9

Project Title

New Dunslink packet for GME Monitoring

Duration

July 2013 – September 2013

Client

Dun and Bradstreet

Role

Developer

Programming Languages

COBOL, CICS, JCL

Databases, Tools and Utilities

IDMS, VSAM, QMF, TSO/ISPF, InterTest, FileAid, Endevor, Panvalet

Project Description

DNB Direct customers expect monitoring along with product orders for custom products delivered. Part of this project to enable the monitoring for all custom products delivered as part of DNB Direct. Customers can create profile with subset or all elements available in their custom product. GME will register the profile with the list of elements provided in profile creation request. Customers can define threshold to monitor elements. From Dunslink, a new XML data packet was developed to provide the data elements in PKHY packet along with 38 monitoring elements.

Roles and Responsibilities in the Project

As a Developer,

Requirement gathering, identifying the design changes and updating the Technical Design documents.

Coding and Unit testing

System testing support

Project Profile – 10

Project Title

Viability, SER and TLP Score Changes

Duration

January 2013 – June 2013

Client

Dun and Bradstreet

Role

Developer

Programming Languages

COBOL, CICS, JCL, DB2

Databases, Tools and Utilities

IDMS, VSAM, QMF, TSO/ISPF, InterTest, FileAid, Endevor, Panvalet

Project Description

The D&B Total Loss Predictor score will use information such as the business name, address and telephone number and other proprietary data to determine the likelihood that a business will never pay its creditors and intent to loss.

This project involves in developing a new Dunslink packet to Toolkit application. An online XML data packet was created to deliver Total Loss Predictor score. An Online Dunslink extraction module was developed to fetch the Total Loss Predictor scores from the Mainframe DB2 scoring database. The Scoring database will be updated on a daily basis with feed from Scoring Application Services. Appropriate return code will be set if the Duns record is not found in the Scoring repository.

Roles and Responsibilities in the Project

As a Developer,

Requirement gathering, identifying the design changes and updating the Technical Design documents.

Coding and Unit testing

System testing support

Project Profile – 11

Project Title

Dunslink Billing records to PEEPS

Duration

September 2012 – December 2012

Client

Dun and Bradstreet

Role

Developer

Programming Languages

COBOL, CICS

Databases, Tools and Utilities

VSAM, TSO/ISPF, InterTest, FileAid, Endevor, Panvalet

Project Description

This project is to make necessary changes to the Dunslink system to send the DACSGIR billing records to PEEPS Via MQ in XML format. The normal billing process will remain to continue the same as it is in practice.

Roles and Responsibilities in the Project

As a Developer,

Requirement gathering, identifying the design changes and updating the Technical Design documents.

Coding and Unit testing

System testing support

Project Profile – 12

Project Title

Maxcv Data Supply Chain – US & Canada

Duration

June 2011 – August 2012

Client

Dun and Bradstreet

Role

Developer

Programming Languages

COBOL, JCL, DB2

Databases, Tools and Utilities

IDMS, VSAM, QMF, TSO/ISPF, FileAid, Endevor, Panvalet

Project Description

DSC Seeding is part of the MaxCV to transform the Data Supply Chain from the legacy data store to a new and enhanced data stores. Seeding is intended to populate the new topical repositories for data with existing legacy data thus providing the new data supply chain with the initial data needed for further training, testing, and migration of the data supply chain. This is a development project which involves migrating of all IDMS, DB2 and flat file sources of D&B US System to a non-mainframe platform. The aim of the project is to design the data extraction process in mainframe for all the different database and flat file sources. The extracted data will be used to feed the new system.

Roles and Responsibilities in the Project

As a Developer,

Requirement gathering, identifying the design changes and updating the Technical Design documents.

Coding and Unit testing

System testing support

Other Enhancements:

Case Statement Update changes (Assembler)

Derived Attributes Packet development

CCS 8.0 Score Sunset changes in Dunslink

Custom UI changes for multiple product orders

SAS version upgrade

Personal Details:

Name : Sathishkumar

Date of Birth : 09-Mar-1989

Father’s name : Krishnasamy

Marital Status : Single

Gender : Male

Permanent Address : Periyakulippatti [Po],

Oddanchatram [Tk],

Dindigul [Dt],

Tamilnadu – 624704

Passport Number : J2714633

PAN Number : DHOPS0924R

Languages known : English, Tamil

Declaration:

I hereby declare that the above-mentioned information is correct up to my knowledge and I bear the responsibility for the correctness of the above-mentioned information.

Place: Bangalore (Sathishkumar K)

Date:

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