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Java / J2ee Developer/ Jr Weblogic Admin Resume

Omaha, NE

Summary:

With around 10+ years of overall result driven and diversified experience in IT Industry inclusive of 8+ years of experience in Middleware Administration, I am seeking a position within an organization that can use a highly motivated professional with expertise in Web Logic Administration and Client/Server Application Development.

  • Installed and configured WebLogic Portal 10.3.2. Extensive Knowledge in user, group and portal management
  • Seven years of experience in IT with Five years in Oracle WebLogic Server 6.x/7.x/8.x/9.x/10.x/11g Administration.
  • Experience in Telecommunications, Banking and Finance sectors.
  • Strong knowledge in WebLogic server 6.x/7.x/8.x/9.x/10.x/11g on different OS’s like Windows, Solaris, Linux.
  • Provided 24x7 on call support in production environment on rotation basis.
  • Excellent working knowledge in configuring multiple Weblogic domains including machines, manage servers, node managers and cluster environments.
  • Deployed various WAR, JAR, EAR and J2EE applications on managed servers and in clustered environment using Console or auto deploying scripts in stage and production.
  • Installed and Configured Oracle grid control 11g and installed Oracle Enterprise Manager Management pack 11g on WebLogic servers.
  • Installed, Managed and Configured Domains, Server Instances and Clusters in JBoss3.2.x/4.0.x/4.2.x.
  • Implemented Load Balancing using F5 Load balancer.
  • Worked on Java version up gradation from JDK 1.4 to 1.6
  • Configured and administered JDBC Connection pools and JMS Connection Factories and implemented other services like JTA, JNDI, Virtual Hosting and SNMP.
  • Expertise in migration and upgradation of Weblogic Server and updating JDK versions, applying patches and installing service packs for Weblogic server.
  • Excellent working knowledge in finding Memory Leaks and adjusting JVM Heap Size and Garbage Collector parameters during performance monitoring and performance tuning of Weblogic server.
  • Provided guidelines, standards, and mentoring to WebLogic based application deployment and development architecture and integration strategy
  • Configuration of JDBC connections and data sources with Oracle database server 9i/10g/11g troubleshooting and fixing up problems.
  • Extensive Industry experience in Installing, Configuring and administering Servers like Apache 2.0 HTTP Server, SUN ONE 6.1 WebServer (iPlanet), Apache TOMCAT 6.0.
  • Configured clustering EJB objects, JDBC connections and JMS connection factories.
  • Excellent database knowledge in SQL, PL/SQL, Oracle, Sybase and MS SQL Server.
  • Experienced working with Oracle Enterprise manger 11g to monitor the performance of JVM.
  • Configured Single Sign-on architecture using Site minder and Oracle Access Manager (OAM).
  • Populated the users, groups and roles in the Active Directory LDAP Directory Server security repository using Windows and Sun One.
  • Extensive experience in configuring and managing secured environments using SSL and digital certificates .
  • Well versed in writing WLST, ANT, Jython, PERL and UNIX Shell Scripts and implementing auto deployment process.
  • Strong communication and interpersonal skills

Technical Skills:

Programming Languages:C, JAVA/J2EE, Visual Basic, SQL, PL-SQL

Operating Systems:UNIX, Solaris, Red Hat LINUX5.0, HP-UX, IBM-AIX,

Windows 98/2000/NT/XP/VISTA.

Middleware:BEA WebLogic Application Server 6.x./7.x./8.x./9.x/10.x/11g. WebLogic Portal 10.3/10.3.2 , Apache-HTTP Server 1.3/2.0/2.2, JBoss, Sun One Web server 6.x, Apache Tomcat 6.x, Oracle Service Bus (OSB), MS ISS server 5.1/6.0, IBM-HTTP Server.

J2EE Technologies:Servlets, JSP, JDBC, RMI, JMS, JTA, JNDI, JMX, EJB, Applets and swing components, AWT.

Web Technologies:JDK 1.4, HTML, XML, DHTML, MSXML, LDAP.

Scripting Languages:WLST, ANT, Jython, UNIX Shell Scripting (Bourne, Korn, C and Bash), Perl Scripting.

Packages:DK 1.1/1.2/1.3/1.4/1.6 , JSDK 2.0, J2EE, JRMC 3.1/4.0

Performance Monitoring and Testing Tools: Wily Introscope, Jmeter, Jprobe, Jprofiler, F5 Load Balancer, Grinder, Samurai, JRockit management Console, Visual VM, TDA

IDE’s/Utilities:Eclipse, Weblogic Workshop, MS Visual Studio 2005, Site Minder, OAM, JBuilder, SSH, SOA, OpenSSL, Putty, and WLST.

Database:Point base, Oracle 9i/10g/11g, OAS, MS SQL Server, My SQL, MS Access and DB2.

Networking & Protocols:TCP/IP, Telnet, HTTP, HTTPS, FTP, SNMP, LDAP, DNS, DHCP, ARP, SSL.

Other Tools:Adobe PhotoShop, Adobe DreamWeaver, Adobe Flash, MS Office.

Professional Summary:

Confidential , Omaha, NE

Web logic Administrator/ Apache Administrator

Responsibilities:

  • Installed Weblogic Application server 10.1/11g using graphic and silent mode and configured the Weblogic domain.
  • Involved in migration of Weblogic servers from 9.2 to 10.3/11g version
  • Performed Weblogic server administration tasks like configuring Managed servers and setup cluster environment.
  • Configured Node Manger for running managed servers.
  • Deployed various WAR, JAR, EAR applications in clustered environment.
  • Installed and Configured Oracle grid control 11g and installed Oracle Enterprise Manager Management pack 11g on WebLogic servers.
  • Managed some of the applications on WebLogic Portal environment 10.x
  • Configured and administered JDBC, JMS, JNDI, and SNMP on WebLogic Server 10.x.
  • Configured and administered JDBC Connection pools/multi pools/ data sources on Weblogic 10.3.2
  • Involved in monitoring error logs, troubleshooting and fixing the problems.
  • Implemented security by configuring Secured Socket Layer (SSL) for client authentication and data encryption.
  • Used WLST scripts, Python and ANT scripts for monitoring the health of servers, connection pools and Data sources.
  • Installed jrockit mission control 3,1 for monitoring thread dumps and JVM heaps.
  • Configured LDAP using Active Directory for user authentication and authorization
  • Configure JNDI server as repository for EJB Home stubs, JDBC data source, JMS connection factories, queues and topics.
  • Installed, configured and monitored Oracle Enterprise Manger 11g
  • Applying the patches to the WebLogic servers.
  • Configured BIG IP F5 Load balancer to provide high scalability, availability and reliability.
  • Hands on experience on creating and maintaining UDDI explorer and service registries.
  • Comfortable in monitoring mission critical applications using tools like Hyperic and VisualVM.
  • Extensive working knowledge on LTM’s and GTM’s on F5 load balancer.
  • Deployed different types of applications like WAR, JAR and EAR files in WebLogic Environments.
  • Created Portals, worked on Portal management, content management along with user and group management on Weblogic servers.
  • Developed Crontab scripts for timely running jobs and provide server status.
  • Monitoring JVM heap size using Oracle Enterprise Manager 11g.
  • Installed and configured Apache and Sun ONE (I-Planet) Web Server and also installed Plug-ins to these servers.
  • Created, configured and managed JMS servers, Connection Factories, destinations and Stores.
  • Experience in working with Site Minder for authentications, authorizations, single sign on and Netegrity.

Environment: WebLogic 10.x, JDK 1.6, JRMC 3.1, Apache 2.0, Red Hat LINUX 5.0, Windows NT/2K/XP, Oracle 8i/9i, JDBC, LDAP, EJB, JSP, Servlets, python scripting, XML, OpenSSL, Secure SSH, Active Directory, OEM 11g.

Confidential , El Campo, TX

Web logic Administrator / Middleware Administrator

Responsibilities:

  • Installed, Configured and Administered WebLogic 10.x in clustered environments.
  • Deployment and troubleshooting of JAR, WAR, and EAR files in clustered environment.
  • Deployed applications on multiple WebLogic Servers and maintained Load balancing, high availability and Fail over functionality.
  • Configured Clustering of EJB objects, JDBC connections and JMS connection factories.
  • Configured open Ldap (Active Directory) on Unix Red Hat Network for authentication and authorization.
  • Demonstrated skills in re-designing and modifying software architecture on E-COMM WebLogic framework and J2EE platform.
  • WebLogic Portal environment 10.x
  • Used configuration wizard extensively to create and manage WebLogic domains.
  • Installed the WebLogic Service Packs, WebLogic Patches.
  • Involved in Migrating the setup from WebLogic 8.1 to 10.3.2.
  • Configured the reliable HTTP Session management for clustered applications, DNS, FTP and Virtual hosts.
  • Installed and Configured Sun Java Web Server 6.1 to proxy with WebLogic Server.
  • Provided backup and also provided the recovery steps for protection from the most common failure scenarios.
  • Configured WebLogic Portal 10.3.2. Created users and groups.
  • Implemented Cronjobs for timely running and scheduled jobs.
  • Installed and configured JBoss 4 and integrated SunOne Web Server to work with the Application Server.
  • Configured Sun One Active Directory for Authentication and Authorization and also created multiple domains with Sun One Active Directory.
  • Typical troubleshooting involved like monitoring the error logs, finding the root cause of the problem and fixing it.
  • Renewed WebLogic certificates also installed and imported the new jks and jceks certificates for the newly created regions.
  • Developed python scripts for deployments, starting and stopping the servers, clusters, rolling restart scripts.
  • Tuned TCP/IP, JVM’s, Garbage Collections, Java Stack and Native Thread.
  • Resolved complex issues related to subsystems such as Plug-ins, Security, JDBC, Clusters, EJB, Web Apps, JMS, Server and Domain Migrations and JDBC Drivers.

Environment: Web Logic 9.x/10.x, Oracle 9i/10g, Sun Web Server 6.1, Red Hat Linux4, Active Directory, Visual VM, F5 Load Balancer, JDBC, JNDI, JMS, Introscope, Site minder, LDAP.

Confidential , Overland Park, KS

Web logic Administrator / Middleware Administrator

Responsibilities:

  • Configured and managed 240 instances of weblogic JVM’s.
  • Worked in different environments like Development, Pre-production, UAT and Production
  • Involved in 24X7 on-call support for production environment
  • Performed Upgradation of Weblogic 9.2 to 11g.
  • Install and configured Apache Web Server in various environments and also involved in migrating the Apache servers from 1.3 version to 2.2.10
  • Configured and administered Weblogic services like JMS, JNDI, JMX and JDBC.
  • Deployed various applications like WAR, JAR, EAR files in cluster environment and on independent servers and determined problems in deployments using error logs.
  • Creating and configuring cluster and Node Manager Configuration for managed servers.
  • Provided guidelines, standards, and mentoring to WebLogic based application deployment and development architecture and integration strategy.
  • Configured clustering EJB Objects and JMS connection factories.
  • WebLogic Portal environment 10.x platform,
  • Setting up the cluster environment for WebLogic Server integrated with multiple workflows.
  • Configured UDDI explorer and Service Registries for Portal servers and Enterprise services.
  • Installed, Configured and administered JBoss 3.2.x/4.0.x domains and instances and clusters.
  • Involved in doing a performance benchmark of WebLogic server by using Load Runner.
  • Conducted performance and scalability audits of applications and the application servers.
  • Integrating and managing solutions with IIS, iPlanet LDAP, and Directory Smart single sign-on.
  • Performances testing using tools like Mercury Interactive and Jmeter.
  • Configured realms, users, groups and roles.

Environment: Web Logic Server 8.1/9.2, Sun One(iPlanet), J Boss, Apache, Microsoft IIS, Win2K, AIX, Red Hat Linux, wily Introscope, JDK1.4, J2EE, Jrockit8.1, JSP, Servlets, EJB, LDAP, JDBC, XML.

Confidential , Fort Collins, CO

Web logic Administrator / Middleware Administrator

Responsibilities:

  • Installed, configured and maintained weblogic server 8.1and 9.0 in domain and clustered environment
  • Installed and configured Tomcat and sun one webserver to work with weblogic server
  • Deployed WAR, JAR, EAR applications in Weblogic 8.1 & 9.0
  • Configured Node Manger for running managed servers.
  • Installed and configured Apache HTTP Server 2.0, Apache Tomcat 6.0 and Sun One Web Servers in various environments.
  • Developed and run UNIX shell scripts and implemented auto deployment process.
  • Configured and administered JDBC Connection pools/multi pools/ data sources on Weblogic.
  • Installed and configured LDAP server using Sun One Directory server for user authentication.
  • Experience in working with Site Minder and Oracle Access Manager for authentications, authorizations, single sign on and Netegrity.
  • Monitored WebLogic server resources using Wily Introscope.
  • Created data sources, JMS servers, JMS destinations.
  • Configured plug-ins for Apache HTTP server and Sun One Web server to proxy the request for Weblogic server.
  • Involved in version control for Apache and I planet web servers.
  • Documenting and trouble shooted design procedures and test plans.

Environment: BEA WebLogic 8.1/9.2, JDK 1.3/1.4/1.5, JRockit 8.1, Apache 2.0, Tomcat 6.0/6.1, Sun One Web server, UNIX, Red Hat LINUX, Windows NT/2K/XP, My SQL,Oracle 8i/9i, JDBC, LDAP, EJB, JSP, Servlets, XML, MS Project, SSL, Secure SSH, Wily Introscope, Jmeter.

Confidential

Java / J2EE Developer/ Jr WebLogic Admin

Responsibilities

  • Developed Web pages using Java Script and developed Servlets and JSP’s for dynamic content.
  • Implemented Servlets to process validate and transit the data between client and server..
  • Developed custom exceptions for handling exceptions properly.
  • Developed web pages using ASP and java script
  • Created, managed and maintained customer databases using Oracle.
  • Designed and Developed Session beans.
  • Installed and configured Apache, Tomcat to work as proxy server for WebLogic server.
  • Written and executed WLST and ANT scripts based on the financial requirements of the client.
  • Configured and maintained of WebLogic server with JDBC, JMS, JNDI, SNMP and J2EE Services and Data sources with Oracle database server 8.x.
  • Developed Startup, Shutdown and Status the Weblogic server scripts using WLST and ANT scripts.
  • Installed, configured and maintained Weblogic 6.1/7.0 in Domain and Clustered environment
  • Thread and Heap analysis using thread dump tools like samurai and TDA and finding the blocking and locked threads.
  • Deployed Applications (WAR, JAR, and EAR) in Domain and Clustered environment.
  • Developed JSP Pages and Servlets to provide dynamic content to HTML pages.
  • Wrote EJB’s for business logic and created Entity and session beans for information storage.

Environment: Java/J2EE, JDK 1.1/1.2/1.3, UNIX, LINUX, WINDOWS XP/2000, Weblogic 6.x & 7.x, Apache1.x, Tomcat 3.0, Oracle 8i/9i, JDBC, Servlets, JSP, EJB, Red Hat Enterprise Linux, SSL, Secure SSH.

Keywords: WebLogic 10.x, JDK 1.6, JRMC 3.1, Apache 2.0, Red Hat LINUX 5.0, Windows NT/2K/XP, Oracle 8i/9i, JDBC, LDAP, EJB, JSP, Servlets, python scripting, XML, OpenSSL, Secure SSH, Active Directory, OEM 11g, Web Logic 9.x/10.x, Oracle 9i/10g, Sun Web Server 6.1, Red Hat Linux4, Active Directory, Visual VM, F5 Load Balancer, JDBC, JNDI, JMS, Introscope, Site minder, LDAP, Web Logic Server 8.1/9.2, Sun One(iPlanet), J Boss, Apache, Microsoft IIS, Win2K, AIX, Red Hat Linux, wily Introscope, JDK1.4, J2EE, Jrockit8.1, JSP, Servlets, EJB, JDBC, BEA WebLogic 8.1/9.2, JDK 1.3/1.4/1.5, JRockit 8.1, Apache 2.0, Tomcat 6.0/6.1, Sun One Web server, UNIX, Red Hat LINUX, Windows NT/2K/XP, My SQL,Oracle 8i/9i, JDBC, LDAP, EJB, JSP, Servlets, MS Project, SSL, Secure SSH, Wily Introscope, Jmeter, Java/J2EE, JDK 1.1/1.2/1.3,LINUX, WINDOWS XP/2000, Weblogic 6.x & 7.x, Apache1.x, Tomcat 3.0, Oracle 8i/9i, JDBC, Servlets, JSP, EJB, Red Hat Enterprise Linux, SSL, Secure SSH.

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