Anvesh

 

Summary

 

IT professional with over 5+ years of experience in Middleware Engineering related technologies application administration, design, development, testing, architecture  using  SOA appliances like IBM Datapower , ESB, Messaging, Websphere MQ & Message Broker, Application Servers  (JBoss,WAS,Tomcat) ,Web Servers Apache, IHS, Sun One on Solaris, AIX5L, Z/OS, Linux (Red Hat, SUSE) and Windows 2003 environments.

 

Experience

 

·         Expertise in installing, configuring, and administrating MAPR cluster of major Hadoop distributions 

·         Hands on experience in writing MapReduce jobs in HIVE, Pig. 

·         Hands on experience in installing, configuring and using ecosystem components like Hadoop-MapReduce,HDFS, Hbase,Hive, Pig,ZooKeeper, Oozie, Cassandra, Sqoop,Flume, Avro, Pentaho Kettleand Horton Works Talend 

·         Hold a good experience in "Productionalizing" Hadoop applications (such as administration, configuration management, monitoring, debugging, and performance tuning) 

·         Worked on Multi Clustered environment and setting up Cloudera Hadoop echo-System. 

·         Have good experience in applying XML technologies likeXPathand XSLT to real world projects 

·         In-depth understanding of Data Structure and Algorithms 

·         Hands on experience in implementation of Open-Source frameworks like Struts, spring, Hibernate, Web Services etc. 

·         Good at deploying applications in heterogeneous Application Servers TOMCAT, Web Logic and Oracle 

·         Excellent analytical, problem solving, communication and interpersonal skills, also hold the ability to effectively communicate with all levels of the organization such as technical, management and customers and can work as a part of a team as well as independently 
 

 

Skill Set

 

Operating Systems	Windows 2000/2003/XP, Solaris, AIX, Linux (RedHat, SuSE)
Web/Application Servers/Monitoring	WAS ND, Tomcat 4.0, JBOSS 3.2/4.x, Apache, IIS, Sun Java SiteScope 9.0, HP BMC, Progonosis
Web Technologies/Scripting	HTML, XML, XSLT, Java Script, Servlets, JSP, JACL, Jython, XMLConfig/ANT/Shell/Perl, WSCP Scripts.
Networking Protocols	TCP/IP, HTTP/HTTPS, RMI/IIOP, SOAP, FTP, SFTP, Telnet, SSH, SSL
Appliances	Datapower XS40, XI50, Layer 7 (Gateway)

Hadoop BigData Technologies   :       HDFS, MAPR, MAPR-FS, Map Reduce,HBase,Hive,Pig,Sqoop,Oozie

 

 

Professional Experience

 

Galaxy Solutions, MI                                                                     Mar’12-Present

 

Call Center Data Analysis:   Big Data Implementation            

Hadoop Developer

 

Company has recognized the value of being able to gather and analyze information coming from customer interactions in the call center such as call center emails, online chat, Twitter, etc... This enables company to improve service quality, increase customer loyalty and ultimately drive revenue.

 

Responsibilities:

·         Importing data into MAPR-FS.

·         Pre-process the data and export into Greenplum.

·         Developed ETL layer using Hive and Pig.

·         Greenplum integration is being achieved with Sqoop.

·         Involved in Design and development of  business rules using Hive, Pig UDF functions.

·         Responsible to manage data coming from different sources

·         Supported Map Reduce Programs those are running on the cluster

·         Involved in loading data from UNIX file system to MAPR-FS.

·         Responsible to manage data coming from different sources

·         Involved in creating Hive tables, loading with data and writing hive queries which will run internally in map reduce way

 

 

 

GAP Inc, CA                                                                                                                                          (Aug 2010 – Feb 2012)

Middleware Engineer

 

Roles and Responsibilities

 

·         Developed and imported several XSL’s into datapower for transforming  data between different XML formats and routing

·         Configured multi protocol gate way (MPGW) with Http Front Side Handler and MQ as back side handler

·         Configured schema level validation by  uploading various XML schema definitions into datapower file system

·         Configured  multiple WS Proxy  to provide virtualization of several services in datapower appliance XI 50

·         Implemented transport level security in datapower appliances by configuring  SSL in multiple layers for security compliance

·         Secured Web services using SSL mutual authentication, digital signatures, WS-Security including configuration of cryptographic keys and SSL polices

·         Implemented XML threat protection and encryption & decryption at field level and entire message body level

·         Designed and developed a POC using MPGW for supporting various other message types with different protocols

·         Integrated Websphere Service Registry and Repository(WSRR) as registry with  Datapower for SOA Governance

·         Involved in troubleshooting various service level issues by changing the log level to debug and by enabling the inbuilt provided probe in datapower.

·         Integrated vendor hosted applications via SAML implementation and interacted with external vendors 

·         Successfully implemented releases between environments by exporting and importing at domain level in datapower

·         Developed several XSL’s for message transformation to interact with multiple systems as part of ESB

·         Installed and configured JBOSS, IBM WAS, HTTP Server , Apache in various environments like Unix, Linux and Windows

·         Responsible for implementation of Websphere Application Server (Base & ND) including DMGR, Cell,  Nodes, JVMs

·         Involved in writing JACL/Jython scripts to automate the administrative tasks of  WAS Network Deployment

·         Created self signed cert to import into key , trust store and copied to cell , nodes and same cert imported into Webserver key database 

·         Configured various WAS  resources including JDBC providers, data sources for DB2, Oracle  and MQ

·         Designed different secure SSO solutions like SAML based authentication and secure token with session based Web Service authentication using digital certificates as signatures

·         J2EE application deployment, installation, maintenance, fixes, upgrades, general administration, troubleshooting and performance tuning of WAS.

·         Configured plug-in, mod_jk, workers. properties with appropriate web servers like Apache, HIS

·         Involved in Tuning of JVM, Heap size, GC (Garbage collector) properties setting with Default, ALL, custom configuration mode in JBoss

·         Configured SSL between Apache web server and JBoss, Websphere  application server to be in compliance

·         Installed Websphere Message Broker, MQ in various environments and deployed bar files in Execution Groups for various message flows.

·         Created Queue Managers, Queues including remote Queues with sender channel, remote queue definitions

·         Involved in support  from middle ware team on various critical production issues in timely manner

 

Environment:  IBM WAS, MQ, Message Broker, Datapower XS40, XI50, WAS 6.0/6.1/7.0, JBoss AIX, Windows 2003

 

D & B, San Mateo                                                                                                                                   (Mar 2008 - July 2010)

Sr. Systems Engineer

 

Roles and Responsibilities

 

·         Installed Websphere Application server (WAS ND, Base) including Cell, Node , Cluster, Profile and Deployment manager

·         Installed and configured Apache, IHS including plug-in, mod_jk to integrate with Application servers

·         Involved in installation , configuration of JBOSS 4.2.2 and JVM performance tuning in multi clustered environment

·         Involved in JBOSS clustering to provide HA services using mod_jk.so and software load balancer

·         Solid understanding of httpd.conf configuration file , compiled and upgraded mod_jk to latest versions

·         Involved in  software , hardware clustering services like VCS, MCS for failover capabilities

·         Responsible for New environment setup creating cluster, cluster members Application servers for WAS and JBoss

·         Involved in developing  scripts using Shell, Perl, Jython for  automating administrative tasks including configurations

·         Implemented SAML based authentication for SSO including Webserver, appserver security for compliance

·         Responsible for creating profiles like managed , custom nodes and  federating those nodes with deployment manager,

·         Involved in administration of Websphere Application Server, JBOSS including configuring resources like DB connectivity (JDBC resources, Datasource), variables.

·         Create objects like connection pool, queue managers, connection factories, SIB and other third party objects

·         Involved in Java authentication user creation, Websphere group creation for authenticating from databases and user to configuration settings.

·         Responsible for taking thread, heap dumps and opening PMRs with IBM to resolve ongoing issues.

·         Involved in packaging, build, integrate and deploy enterprise J2EE applications on Web Sphere 5.1/6.0 which includes EAR and WAR.

·         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.

·         Responsible for developing scripts for creating MQ objects like queues, remote queues, queue Cluster, channels etc.

·         Responsible for creating broker, execution groups and creating bar files for deploying in various environments

     Environment:  IBM Websphere Application Server, MQ, Message broker, JBoss, Solaris, AIX and Windows