SUMMARY

• Over 7+ years of experience in IT industry with wide - ranging skills in web application development, enterprise support and implementation. Experience includes -
• Good experience in BEA WebLogic Application server 7.x/8.x/9.x/10.x and Oracle WebLogic server 11g/12c administration under different environments like Unix/Linux, Windows.
• Hands on experience in Installing and ConfiguringJBoss 6.x/7.xand Apache 2.x Web-server, Sun Java System Web-server and IBM HTTP server.
• Good experience in installing and configuring WebLogicapplication server in various domains.
• Excellent working noledge in using multiple domains with machines, node managers, manage servers and clustered environments.
• Developed shell scripts for administering WebLogic servers.
• Deployed different WAR, EAR, JAR, J2EE applications in clustered environment and on manage servers using various deploying tools like WLST, console, WebLogic deployer.
• Good experience in Middleware services like JMS, JDBC and implemented other services like JNDI,SNMP.
• Developed WLST scripts for application server administration to start, monitor and stop.
• Configured and administered JMS Connection factories, JMS Queues, Topics, Distributed Queues and Distributed Topics along with JDBC Connection pools with databases like Oracle 8i/9i/10g/11g/12c, MS Access, My SQL and DB2.
• Good noledge of JAVA, JDBC,JMS, EJB, Servlets.
• Good experience in handling load balancing, failover functionality and high availability.
• Resolved issues related to WebLogic products by communicating with Oracle/BEA.
• Excellent in analyzing, performance tuning including troubleshooting, monitoring and maintaining WebLogic situations and solving teh related problems.
• Hands-on experience on virtualization software likeVMwareandOracle VM Virtual Box.
• HandledMemory issues, application leak orWebLogicleakor sun java bug by tuning and profiling teh memory with third party tools.
• Experience in performance monitoring and load testing usingWilyIntroscope7.x. In noledge ofWeb Services, Service Oriented Architecture (SOA)includingAqualogicService Bus andOracle SOA Suite components.
• Knowledge of Web Security tools-LDAP Server, SSL Certificates.

TECHNICAL SKILLS

Application Servers: WebLogic 8.x/9.x/10.x/11g/12c, JBoss 6.x/7.x, WebLogic Portal 10g

Web Servers: Apache 2.x, Sun Java System, IBM HTTP server

Operating Systems: Linux, Sun Solaris, Windows

Databases: Oracle, DB2, My SQL, MS Access

Programming Languages: C, Core Java, SQL

Java Technologies: JMS, JDBC, EJB, Servlets, JSP, JNDI

Web Technologies: HTML, HTML5, JavaScript

Tools: JProbe, Wily Introscope 6.x/7.x, Netscape

Scripting Languages: Shell script, WLST, Batch script

Protocols: TCP/IP, FTP, SSH, SMTP, HTTPS

PROFESSIONAL EXPERIENCE

Confidential, Dallas, TX

WebLogic Administrator

Responsibilities:

• Installed, configured and administeredWebLogic Server 11g/12c, Apache 2.2inLinuxandSun Solarisenvironments.
• Created and monitored multiple domains with multiple manage servers, machines, node manager and cluster environment.
• Deployed various WAR, JAR, EAR, J2EE applications on clustered environment using WLST and GUI.
• Configured Clustering of EJB objects, JDBC connections and JMS connection factories.
• Configured and created JMS servers with various JMS Modules like Queues, Topics, Connection Factories, Distributed Queues and Distributed topics.
• Configured and monitored Data sources for different manage servers in clustered environment.
• Configured and established connection to file stores and JDBC stores.
• Managed and monitored server instances and automation using WLST.
• Configured web server plug-ins Apache 2.2 for WebLogic application servers.
• Migrated WebLogic server applications from 9.2/10.0 to 11g/12c.
• Installed patches to applications and application servers.
• Troubleshooting teh issues that arise during production.
• Involved in support for production environment and WebLogic server hanging and server crash issues.
• Involved in tuning teh heap size parameters and JVM's Garbage collector for application servers.
• Actively participated in team meetings for day-to-day reporting and status reporting.
• Install and configure assortment planning WL portal environment using WebLogic Portal 10.
• PerformedQA, Integration, Staging&Production releasesof application packages, server and applicationconfiguration changesandpatchesto teh middleware components.
• Installed and configuredWilyIntroscope6.0integrated it with theWebLogicServer Resources like EJBS and Managed Servers & configuredWorkstation to view performance data in WilyIntroscope6.0.

Environment: Oracle WebLogic server 11g/12c, Apache 2.2, Linux, Sun Solaris, JDBC Connection pool and data sources, EJB, JMS, JNDI, JDK 1.5/1.6, Wily Introscope 6.0, WebLogic Portal 10, WLST, LDAP.

Confidential, Dallas Fortworth, Texas.

Web Administrator/ Web Engineer

Responsibilities:

• Installed, configured and administered BEA WebLogic 9.2/10.3 and Microsoft IIS6.0,Apache 2.0/2.2 web servers in Sun Solaris 8 and Sun Solaris 10.
• Configured WebLogic server with Oracle 9i/10g database.
• Created security roles, user autantication, authorization and group policies.
• Configured single cluster, multiple clusters and deployment in clustered environment.
• Configured and monitored JMS(Queues, Topics, Distributed Destinations, Connection factories and Bridge Destinations), JDBC Connection pools, JNDI.
• Deployed different types of applications on manage servers using admin console and WLST.
• Configured node manager to administer manage servers and established SSL communication between admin server and node manager.
• Developed Startup, Shutdown and bounce teh WebLogic server scripts.
• Developed Shell and WLST scripts to handle complex automation.
• Worked with JProbe in order to tune heap size and to minimize memory leakage.
• Involved in investigatingWebLogic Server Hang Application Deadlock
• Reviewed and maintained log files, Thread dumps.
• Configured theSiteminderPolicy server for failover to multiple user directories and policy stores.
• ConfiguredLDAPusingNetscapedirectory Server for user autantication.
• Involved in troubleshooting multicast issues using WebLogic Java Utility Multicast Test.
• Worked on External LDAP Server, SSL Certificates and client autantication.
• Provided support in maintenance, troubleshooting hardware and software issues by interacting with vendors for better performance.

Environment: BEA WebLogic Application Server 9.2/10.3, Microsoft IIS6.0,Apache 2.0/2.2 web servers, Sun Solaris 8, Sun Solaris 10, Oracle 9i/10g, WLST, JDK 1.4, JDBC, JMS, Servlets, jProbe, LDAP server, Netscape, JNDI, SSL, F5 Load Balancer, WinSCP, Siteminder.

Confidential, Worcester, MA

WebLogic Administrator

Responsibilities:

• Installed, Configured and Administered BEAWebLogicApplication Servers 6.1, 7, and 8.1and Apache Web-server on Microsoft Windows 2000, 2003 Server Platforms.
• Used configuration wizard and configuration builder extensively to create and manage WebLogic domains.
• Involved in setting up teh cluster environment for WebLogic Server 8.1.
• Configured Node manager to administer teh Managed servers.
• ConfiguredJDBC connection pools and data sourcesfor teh applications.
• ConfiguredJMS Connectionfactories and Queues for messaging applications.
• Provided completemigrationsupport forWebLogicfromWebLogicServer 6.1 to WLS 8.1.
• Involved inWebLogic8.1performance testingand analyzingperformance metrics.
• Deployment of various application packages includingJAR, WAR, EAR, RAR, and properties using custom scriptsin Development.
• Involved inWebLogicCluster configuration forLoad Balancing and Failover conditions.
• Secured theWebLogicsystem resources likeJDBC, JNDI, JMSby defining security policies and by configuring custom security authorization providers.
• Actively involved inmonitoring server performance, network traffic to reduce performance bottleneck by enhanced performance ensuring upstream queuing.
• Created theData Source,Connection Pooland test teh Connection to connecting teh DB or Not.
• Created scripts to deploy applicationsfrom command line and automate log archiving.
• Involved in working closely with BEA to resolve products issues/bugs and acquired patches for teh same.
• Administered performance tuning capabilities in solving environmental/configuration issues that customers have in web server plug-ins, Cluster setups, JMS Bridge configurations, Connection Pools setup etc., these involve third party products’ interaction with teh BEA WebLogic Server.

Environment: BEA WebLogicApplication Server 6.1/7/8.1, Apache web server, Microsoft 2000/2003, JMS(Bridge Configurations, Queues, Topics, Connection Factories), JDBC Connection Pool and Data sources, JNDI, F5 Load Balancer

Confidential

Java/J2EE Developer

Responsibilities:

• Involved in Analysis, Design, development, Integration and testing of teh application modules.
• Development of front end using HTML, JSP.
• Involved in integrating Hibernate with teh backend database.
• Used JDBC API for connection with Oracle 9i database.
• Worked on Eclipse 3.1 IDE in developing and debugging teh application.
• Application deployed in Linux servers using WebLogic on Redhat Linux 5.0.
• Designed and developed JMS messaging services and Message Driven Beans to listen to teh messages in teh queue for interactions with client ordering data.
• Worked with Production deployment to support teh scheduled releases part of development team.
• Documenting and giving time estimations.
• Building administrative pages using JavaScript.
• Involved in developing teh halper classes for better data exchange between teh MVC layers.
• Worked on fixing defects with IE and Fire fox. Also used Fire fox debugger for teh same.

Environment: HTML, JSP, Hibernate, JDBC API, Oracle 9i, WebLogic, Redhat Linux 5.0, JMS, Javascript.