Pyspark Developer at Ericsson, I.T.Analyst at Tata Consultancy Service

Prakash Rajendran Email: *********@*****.*** Ph: +91 - 996-***-****

Professional Summary

Having overall 6.30 years of IT experience in Development and Support.

Have a good programming skills in Python, Spark, Oracle DB2, Cobol, JCL, CICS and REXX.

Have a good experience on Pycharm,Putty,WinSCP,QMF, File-aid,Endevor and Spufi.

Technical Skills

Programming language : Python,IBM Mainframe-COBOL,JCL,REXX

Big Data Framework : Hadoop&Spark

Hadoop Ecosystem : YARN,Hive,Map-Reduce,HDFS,Sqoop and Flume.

DataBase : Oracle Database, IBM DB2.

OLTP : CICS

Tools(Hadoop) : IDE(PyCharm,Anaconda),Putty,WinSCP

Tools(Mainframe) : FILEAID,QMF,SPUFI, CA7,ENDEVOR,ITSM

Debugging Tools : Natural debugger,IBM Debugging Tool,Test Driver

Career Profile

Working as I.T.Analyst in TATA Consultancy Services Ltd from Jan 2016 to till date.

Worked as Senior System Engineer at INFOSYS Technologies Ltd from Mar 2013 to Jan 2016.

Recognition (Awards)

Recognized and received Certificate of Appreciation award for Q1 FY’18.

Recognized and received Best Team award for Q2 FY’17.

Recognized and received Certificate of Appreciation award for Q3 FY’16.

Recognized and received On Spot award for Q4 FY’16.

Received Bravo award for Q4 FY’14.

Education

Karpagam College of Engineering, Coimbatore, TamilNadu, India, B.E,Electronics and Communication Engineering,2012

Professional Experience

Client : Ericsson

Ericsson is a leading provider of ICT (Information and Communication Technology) equipment and services to network operators and adjacent industries all around the world,Ericsson is one of the few companies to offer end-to-end solutions for all major mobile communications standards.

Informatica Decommission Sep 2017 to Till Date

Ericsson planned to identify sunset applications and consolidate all integration tools to single integration in Ericsson environment to reduce the operational costs. Informatica is one such tool which will be decommissioned and hence applications which are currently hosted on Informatica should be moved to alternate suitable platform without any change in business logic. Of all other applications that are hosted on informatica, IBMS and ISP have been identified to be transformed to open source platform.

Environment : PYTHON, HADOOP&SPARK, YARN, ORACLE DB2, MapR

Responsibilities & Contribution:

Involved in hands - on experience in developing Big Data solutions using Python, Spark streaming, batch processing and sparksql from scratch.

Deploy and manage hadoop big data cluster to support high-volume,high-performance,high-availability applications using proven frameworks and technologies.

Handling and deal with infrastructure design/Frameworks to implement resilient platforms.

Involved in gathering and publishing NewsLetter internally to covered the types of Analytics and different kind of data measurement units.

Direct interaction with the clients in case of any issues.

Working with team members to complete the tasks within given time.

PRIM Jan 2016 to Aug 2017

Product Information Management

PRIM(Product Information Management) is a database contains administrative information about all the products and documents in Ericsson and all the product life cycle in Ericsson can be tracked in PRIM.

Environment : COBOL, S-COBOL, JCL, DB2, REXX, QMF, ENDEVOR

Responsibilities & Contribution:

Analysis of issues related to data fixes and advice the fix.

Managing, Setting up and scheduling code deployments across all the environments (Dev, QA, UAT, Production ) by liaising with development and testing teams.

Support system testing in terms of bug fixing.

Resolving the support or incident tickets reported by the users.

Handling high priority incidents to restore normal service operation as quickly as possible and adverse impact on business operation.

Working with team members to complete the tasks within given time.

Direct interaction with the clients in case of any issues.

Worked on shifts to provide 24/7 Support.

Client : WAL-MART

Performance Talent Management Team Apr 2015 to Dec 2015

Walmart is an American multinational retail corporation that operates a chain of discount department stores and warehouse stores.

PTMT(Performance Talent Management Team) having the primary goal to provide the data feed for Success Factor Performance Management Team, which will cater for the Home office and field management associates in the below listed international markets(India,Mexico,Central America,Japan,Chile,Argentins,Brazil).

Environment : COBOL, JCL, DB2, QMF, FILEAID, CA7

Responsibilities & Contribution:

To analyze the functional specification design and develop the application design.

Preparing Impact Analysis and Technical design documents for the requirements.

Managing, Setting up and scheduling code deployments across all the environments (Dev, QA, UAT, Production ) by liaising with development and testing teams.

Detailed Design Preparation and Unit test plan and unit test results preparation.

Coding new business modules and modifications to the existing modules.

Working with team members to complete the tasks within given time.

Client: BNSF (Burlington Northern Santa Fe Corporation) Apr 2014 to Apr 2015

CREW MANAGEMENT/CREW PLANNING

BNSF Railroad is one of the oldest and largest railroads operating since above 150 years transporting Freight, Industrial, Agricultural, Automotive and Consumer products including Inter-modal services.

Infosys delivery team is responsible for Maintenance, Support, Enhancement and Development of the various areas of the Crew system and the associated employee Payroll system and other areas which go hand in hand.

Environment : Natural DB2, COBOL, JCL.

Responsibilities & Contribution:

Involved in the Requirement gathering, Analysis, development, unit testing and delivery of various enhancements up taken in some of the Forecasting applications.

Detailed Design Preparation and Unit test plan and unit test results preparation

Keeping track of the new lessons learnt and best practices for Programming

Preparation of High-level design specifications and Low-level design specifications as per the requirements of the client.

Coding new business modules and modifications to the existing modules.

Client: AETNA

CPS and SPARKS Jul 2013 to Mar 2014

Aetna, is an American managed health care company, which sells traditional and consumer directed health care insurance plans and related services, such as medical, pharmaceutical, dental, behavioral health, long-term care, and disability plans. Infosys support team is responsible for Maintenance and Support of the various areas of the CPS and SPARKS system and other areas which go hand in hand.

Environment : COBOL, JCL, DB2, FILEAID

Responsibilities & Contribution:

To analyze the functional specification design and develop the application design.

Preparing Impact Analysis and Technical design documents for the requirements.

Detailed Design Preparation and Unit test plan and unit test results preparation

Support system testing in terms of bug fixing.

Resolving the support or incident tickets reported by the users.

Analysis of issues related to data fixes and advice the fix.

Working with team members to complete the tasks within given time.

Direct interaction with the clients in case of any issues.

Worked on shifts to provide 24/7 Support.

Personal Information

Gender : Male

Marital Status : Married

Date of birth : 24th October 1990

Contact this candidate