Engineer Manager

Babu K

Phone: 225-***-**** E-mail:abmv4w@r.postjobfree.com

Professional Summary

. Over Seven plus years of experience in administration, development,

testing, support and implementation of enterprise applications using

IBM Datapower, Websphere Application Server (WAS), MQ, JBOSS, Tomcat

. Extensive experience in SOA Appliances like IBM Datapower XA 35, XS

40, XI 50 including Layer7 device

. Excellent experience in developing integrations to enable seamless

data flow between various applications in enterprise and e-commerce

B2B applications

. Extremely strong in XML/XSL, XSLT, XPath, XML Schema, WSDL, Web

Services, SOAP, REST, WSRR

. Strong experience in J2EE application administration like WebSphere

Application Server, JBoss, Tomcat including Apache, IBM HTTP Server,

LDAP and TAM

. Good in designing solutions using datapower appliance for end to end

integration in heterogeneous environments

. Expert in configuring new datapower device on network including all

necessary setup on the datapower appliance

. Closely worked in administering various services on Datapower

appliances including WebGUI, CLI and XML Management Interface

. Hands on expertise in configuring & creating components of datapower

appliance such as Web Service Proxy, Multi Protocol Gateway, XML and

Web Firewall

. Proficient in developing message transformations using XSL including

custom XSLs for various policies in Datapower including routing,

protocol mediation and message enrichment

. Created documentation related to data power configurations,

interfaces for operations team to deploy the configurations in

production

. Experience in applying security polices, certificates, encryption and

SAML in various datapower devices

. Expert in developing transformations for XML to XML, XML to Binary,

Binary to XML with necessary exception handling

. Good Knowledge in J2EE Application administration, configuration,

deployment, installation, maintenance, fixes upgrades, troubleshooting

and performance tuning of Websphere, JBoss Application server

. Responsible for installation, configuration and maintenance of Web

Sphere Application Server (Base and ND), Websphere MQ in a

heterogeneous environment

. Involved in setup, installation, administration and migrating

applications from WASND 6.0/6.1 to WAS 7 and JBoss including MQ

. Successfully created websphere cells, Horizontal and Vertical

clusters, and added cluster members to clusters in effort to create

fault-tolerant, scalable, and highly available websphere environment

. Excellent working knowledge of JBOSS Application Server, middleware

and other JBOSS components (All Default, Minimal)

. Knowledge in developing scripts for automating administrative tasks

using JACL, Jython and Perl

. Installed and configured remote WebSphere plug-in for IBM HTTP Server

and manually updated plug-in files for IHS servers located in DMZ.

Technical Skills

Languages : C, C++, J2EE, SQL, ESQL, XSL

Web technologies : HTML, XML, XSD, XSLT, XPATH, JavaScript,

Servlets, JSP

Scripting : Shell, Perl, Jython, ANT

Database : DB2, Oracle 9i/10g, SQL Server

Web Servers : Apache, IHS, Sun Java WS, IIS

App Servers : WAS, JBOSS, Tomcat, Web Logic

Development Tools : RAD, SOAP UI, SOA Test tool, XML Spy

Communications Protocols : TCP/IP, Http/Https, RMI/IIOP, SOAP, SSH,

SFTP

SOA : IBM Datapower XS40, XI50

Version Control : CVS, SVN, Clear Case

Project Management Tools : MS Visio, MS Project

Operating Systems : Windows, AIX, Solaris, Linux (RedHat)

Education / Certification

* Bachelor of Engineering in Computer Science, Jawaharlal Nehru

Technological University, India

Experience

1

GAP Inc, San Bruno, CA

Jan 2008 - Till Date

Middleware Consultant

Responsibilities:

. Responsible for analysis, design and development of Interfaces by using

Datapower Appliances XS40, XI50

. Responsible for developing technical design documents for various

Interfaces based on functional designs

. Successfully configured datapower components including WS Proxy, XML

Firewall, Multiprotocol Gateway (MPGW), Web Firewall

. Implemented WS Security, WS Addressing, encryption/decryption, digital

signatures including certificate generation and SSL

. Developed several polices like AAA for securing various Web Services

including service virtualization in datapower devices

. Designed and developed various XSL's for message transformation including

XML to XML, XML to Binary formats including content based routing and

schema validation for message well format

. Proficient in executing CLI commands along with Web GUI and XML

Management Interface for IBM Datapower administrative tasks

. Involved in configuring the load balancer groups at datapower device

clustering and provided high availability solutions

. Strong in Configuring the datapower device from scratch in with

necessary setup like NTP Server, DNS, Network and Host Aliases

. Worked in debug, troubleshooting various issues by using logs, probes and

problem determination tools which are available in Datapower device

. Created and managed log targets including user management, device

configurations including domain creation, updating latest firmware

versions

. Developed several proof of concepts prior finalizing architecture and

design of various interfaces in Datapower

. Involved in installation, configuration of WSRR, UDDI and integrated with

IBM Datapower for decoupling end points

. Installed & configured IHS, WebSphere Application server Network

Deployment including creating profiles, DMGR, Cell, Nodes and federating

custom nodes to deployment manger

. Involved in Upgradation of WebSphere Application Server from V 6.1 to 7.0

and applied necessary fix packs to be in compliance with patch management

. Created and configured MQ Objects like queue managers, remote queues,

local queues, queue aliases, channels, clusters, transmission queues

. Good in monitoring the MQ objects with configuration tools like ITM, OMEX

. Responsible for Configuration Management and delivery management

activities from middleware engineering team

. Involved in creating resources, modifying properties, view runtime

attributes, commit modifications and securing administrative server

. Installed and configured JBOSS application server with all configuration

mode for internal applications for hosting

. Vast Experience in setting up of Nodes, Data Sources, Virtual Hosts,

configuring Servlet Engines, Session Managers including planning

installation and configuration of Websphere Application Server Trace

Service

. Automated application install, uninstall and application enhancements

through shell scripts, Perl scripts.

. Installed upgrades and fix packs to the runtime environment as required

decreasing vulnerability to production environment

. Proficient in installation, configuration and maintenance of Websphere

Message Broker (WMB), MQ including deploying bar files and other third

party tools

. Provided 24x7 production support, best practice trouble shooting,

monitoring, capacity planning, performance tuning, naming standards,

security and maintenance

Environment: IBM Websphere AppServer 7.0/6.1/6.0, Datapower XI50 &

XS40, Websphere Transformation Extender, JBOSS 4.2, WMQ6.1/7.0, ITM,

WMB 6.1/7.0 Linux, AIX 5/6

1

Visa Inc, Foster City, CA

Jun 2005 - Nov 2007

Middleware Engineer

Responsibilities:

. Involved in upgrading Websphere application server from version 6.0 to

6.1 along with custom configurations and IBM Http Server upgrade

. Experience in Installing and Configuration, administration of

Websphere Application servers 6.0/6.1, IBM Http server, Websphere

Message Broker.

. Responsible for creating broker, execution groups and creating bar

files for deploying in various environments

. Involved in monitoring solution setup with Tivoli for all the middle

ware tools like WAS, MQ, WMB

. Excellent coordination & communication skills working with other team

members like DEV, QA, Operations, Networking, DBA groups

. Involved in capacity planning including horizontal and vertical

cluster configuration using WAS ND for high availability and

scalability

. Worked with a team which is involved in new environment setup

including creating DMGR, Cell, Profiles, custom nodes(federating to

DMGR), resource configurations including JDBC and data source

. Package, build, Integrate and deploy enterprise J2EE applications on

WebSphere Application Server, JBoss that involves EAR and WAR

. Developed and created shell, JACL, Jython scripts to automate the

deployments and administrative tasks

. Involved in trouble shooting and performance tuning including

configuring JVM parameters as required

. Strong in creating and configuring Websphere MQ objects like Queue

managers, Queues, Channels and receivers

. Installed and configure websphere message broker including Queue

manager cluster to support high availability

. Experience in enabling the required trace and using Tivoli performance

viewer while performing the load test

. Good in installing IBM Http server, plug-in, Apache, mod jk including

generating plug in for required clusters

. Involved in Up gradation of IBM Http Server as part of the websphere

application server migration including taking back up

. Strong in install and configuration of JBOSS, Tomcat for intranet

applications including cluster environment for JBOSS with all

configuration mode

. Integrated JBOSS cluster with DB2 and configured JDBC providers, data

sources for various applications

. Opened multiple PMR's with IBM for several issues with Websphere

application server and message broker

Environment: IBM Websphere Application Server, Message Broker, IBM

HTTP Server, JBoss, Tomcat, clear case and ANT

Schlumberger, Sugarland, TX

Mar 2004 - Apr 2005

Systems Engineer

Responsibilities:

. Involved in installing Websphere Application server Deployment and

creating plug-in for various clusters

. Involved in installation, configuration of JBOSS and JVM performance

tuning in multi clustered environment

. Developed scripts for creating objects like queues, remote queues,

queue Cluster, channels etc.

. Great command on httpd conf file, compiled and upgraded mod jk to

latest versions including JBoss clustering to provide high

availability and scaling

. Involved in software, hardware clustering services like Veritas

clustering for failover capabilities

. Responsible for new environment setup creating cluster, cluster

members for Application servers JBoss & WAS

. Involved in developing scripts using Shell, Perl for automating

administrative tasks like creating JVMs and various configurations

. Responsible for creating profiles like managed, custom nodes and

federating nodes with deployment manager.

. Involved in packaging, build, integrate and deploy enterprise J2EE

applications on Web Sphere which includes EAR and WAR.

. Involved in administration of Websphere Application Server, JBOSS

including configuring resources like DB connectivity (JDBC resources,

datasource) and variables.

. Strong in creating objects like connection pool, queue managers,

connection factories and other third party objects

. Involved in Java authentication user creation, Websphere group

creation for authenticating from databases

. Very well knowledge in taking thread, heap dumps and opening up PMRs

with IBM to resolve critical issues.

. Involved in trouble shooting and performance tuning of Websphere,

JBOSS using variety tools including JVM configuration

. Installed and configured site minder policy server, involved in

infrastructure design for implementing SSO with site minder policy

server.

. Involved in weekly meetings with operations team to improve the

handover of tasks to perform and support in production environment

. Developed several documents and uploaded them to team wiki and created

various documents for operations team to support the application

Environment: WAS, JBOSS, JDBC, DB2, Apache, WSAD, Clear Case and WebSphere

MQ, AIX, Linux

Sysnet, India

Jun 2002 - Dec 2003

Java Consultant

Responsibilities:

. Responsible for creating a set of JSP's (Java server Pages) and

Servlets

. Developed Bean components for connecting to the App Server and

retrieving data from it.

. Developed Validations rules for the User Interface forms using

JavaScript

. Developed Components for Data Manipulation and Database Connections

. Configuration and Administration of Weblogic server.

. Design and Development using EJB components like Session Bean tracking

the session and Entity Bean for Database Operation.

. Involved with Design of test plan for Unit Testing and System Testing

Environment: Java, JSP, XML, XSL, Oracle, HTML, CSS, WS_FTP, Rational

Rose

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