SUMMARY

• Around 7+ years of IT industry experience with 6+ years in Oracle/BEA Web Logic administration.
• Strong knowledge in Web Logic servers on different OS’s like Windows, Linux VM ware and UNIX platforms.
• Expertise experience in Installing, Configuring, Tuning and Troubleshooting of Web Logic Server 7.x/8.x/9.x/10.x, Jboss 4.x/5.x, Tomcat 5.x/6.x, Apache 2.x in various environments like Development, QA, and Production.
• Experience working with Internet information services.
• Expertise in the Administration, Installing, Configuring Apache 2.0/2.2, Maven, Subversion, Relational Build forge tools
• Involved in the migration of Web Logic 6.xà 7.xà 8.xà9.xà10.
• Solid experience in deploying the applications like WAR, JAR, EAR, oracle build Forms and Reports on multiple Web Logic Servers and maintaining Load balancing, High availability and Failover.
• Experience in configuring Node manager to administer the Managed servers.
• Proven experience in Web Application development using J2EE and Java related technologies.
• Extensive knowledge and experience in upgrading JVM’s, applying patches and recommending necessary security fixes.
• Experience in managing and monitoring JVM performance tuning by adjusting WLS Heap size.
• Experience in configuring Connection pools for JDBC connections in oracle application server, web logic servers, Jboss application server.
• Excellent database knowledge using Oracle, Sybase, MS SQL Server and PL/SQL.
• Extensive experience in configuring and monitoring JMS server in Web logic and tuned the application with Work Manager.
• Extensive experience in configuring and managing secured environments usingSSLanddigital certificates(PKI).
• Well versed in writing UNIX Shell Scripts and run them as Cronjobs. Developed startup and shutdown scripts for the Web logic servers.
• Extensive hands - on experience in production environment with Web logic Console and Troubleshooting by using Thread Dumps for Web logic server issues.
• Expertise in Performance Monitoring and Performance Tuning of Web logic application servers.
• Experienced in developing scripts for start and stop Web Logic domains.
• Experience in designing and implementing the Web Logic application configuration management system based on Web Logic Scripting Tool (WLST), UNIX Shell Scripting.
• Experienced in analysis of thread dumps, core dumps, server hang and high CPU utilization conditions.
• Worked with project documentation and also documented other application related issues, bugs on internal wiki website.
• Involved in 24X7 supports for production environment.

TECHNICAL SKILLS

Operating systems: Windows 2000/NT/XP/98/95, AIX, RHEL-5.5, Red hat VMware linux-5.7, HP Unix, SUSE Linux, Sun Solaris 8,9,10

Programming languages: Java, C, C++, HTML, XML, Unix Shell Scripting, Perl Scripting

Application servers: Web logic 7.x/8.x/9.x/10.x,Tomcat 5.x/6.x, Oracle Service Bus 10g

Web servers: Apache 2.x, oracle web servers, Sun ONE 6.0, Oracle iPlanet, IIS servers

Databases: Oracle 8.x/9i/10g, DB2, SQL server7.0/2000, MS-Access 2000

Web Technologies: JDK 1.4/1.5.1.6 , J2EE, Servlets 2.3, JSP 1.2, EJB 2.0, JDBC, JNDI, JMS.

Other softwares: MS Project 2000, Ms Visual studio 6.0, MS Office(Word, Excel, PowerPoint, FrontPage)

Networking & Protocols: TCP/IP, Telnet, FTP,SMTP, SNMP, Ping, HTTP, LDAP, Elastic path ecommerce’s

Misc. Tools: Wily Introscope, Mercury, Cruise Control, Clear case, CA site minder, oracle Internet directory, Layer 7-XML gateway

PROFESSIONAL EXPERIENCE

Confidential, Webster, NY

Oracle Web logic Administrator/Support

Responsibilities:

• Install, configure and administered Bea Web logic server 10/11g in various environments.
• InstallingApache Http Server, configuring apache plug in for Web logic and hosting application using virtual host features in apache.
• Installing and configuring Apache, Tomcat, Web logic and Elastic Path ecommerce.
• Installed, configured and did troubleshooting using Jboss servers.
• Configured and administered Jms servers, Queues and topics in Web logic server 10/10g.
• Migrated previous Weblogic versions 8.1/9.2 applications to Web logic 10.3.2.
• Deployed the applications on multiple Web logic servers and maintained load balancing, high availability and fail over functionality.
• Deployed WAR, JAR and EAR applications in web logic application servers.
• Deployed applications in web logic server for load test, performance test, system test and pre-production environment.
• Performed Web logic Server administration tasks such as monitoring, deploying and performance tuning.
• Created Managed Servers in a Cluster with round-robin algorithm for Load Balancing.
• Involved in trouble shooting, performance monitoring using Jprobe.
• Dealt with troubleshooting issues like Out of Memory (OOM), High CPU Utilization, Server Hang.
• Analyzing the various performance bottlenecks in Java code, Identifying memory leaks, detect deadlocks and race conditions.
• Managed and Monitored the JVM Performance by adjusting Web logic heap size and garbage collection parameters.
• Developed Crontab scripts for timely running jobs and provide server status.
• Configured and administered Connection pools, multi connection pools and Data Source for JDBC connections.
• Developed scripts for automatic startup and shutdown of Admin Server and Managed Servers Using Shell Scripting.
• Configured and managed secured environments usingSSLanddigital certificates (PKI).
• Provided access to the users and authenticated web logic Admin consoles through LDAP.
• Hands on Experience on writing Perl scripts to automate the Server Administration jobs.
• Involved in trouble shooting and fixing day-to-day problems of the applications in production.
• Analyzing the Log Files, Thread Dumps, JVM Dumps, Exception Stack Traces
• Did some trouble shooting using IIS servers.
• Involved in Daily Root cause Analysis Meetings.
• Resolving maximum number of Severity-1 Tickets.
• Capable of finding Quick resolution to CUEs and Errors.
• 24X7 On-call support for production and non-production environments which included product test, staging, training and break fix environments.
• Developed and maintained administrative guides for various applications to help, train, support and troubleshoot issue.
• Documented the installation, configuration and troubleshooting procedures for future reference in the share point documents.

Environment: Oracle Web logic server 9.2/10g R3/11g, Oracle Service Bus 10g, oracle AS 10g, Apache, Sun ONE web server, Oracle iPlanet web server Oracle Web server, jdk1.5/1.6,j2ee,jsp,servelets 2.5,ejb 3.0, LDAP,HP-UX, VM ware Linux server, RHEL, windows server 2008,jdbc,jms,xml,Site minder, Layer 7-XML gateway, Wily Introscope, Splunk.

Confidential, San Diego, CA

Web logic administrator

Responsibilities:

• Install, configure and administered Bea Web Logic server 10/11g in various environments
• Configured and administered Jms servers, Queues and topics in Web logic server 10/10g.
• Installed Apache HTTP server 2.0/2.2 as a front end of Web logic/Jboss Application Servers.
• Installing and configuring Tomcat 5.x/6.x servers.
• Migrated previous Web logic versions 8.1/9.2 applications to Web logic 10.3.2.
• Deployed the applications on multiple Web logic servers and maintained load balancing, high availability and fail over functionality.
• Deployed WAR, JAR and EAR applications in web logic application servers.
• Deployed applications in web logic server for load test, performance test, system test and pre-production environment.
• Performed Weblogic Server administration tasks such as monitoring, deploying and performance tuning.
• Created Managed Servers in a Cluster with round-robin algorithm for Load Balancing.
• Involved in trouble shooting, performance monitoring using Jprobe.
• Dealt with troubleshooting issues like Out of Memory (OOM), High CPU Utilization, Server Hang.
• Analyzing the various performance bottlenecks in Java code, Identifying memory leaks, detect deadlocks and race conditions.
• Developed Crontab scripts for timely running jobs and provide server status.
• Configured and administered Connection pools, multi connection pools and Data Source for JDBC connections.
• Developed scripts for automatic startup and shutdown of Admin Server and Managed Servers Using Shell Scripting.
• Involved in trouble shooting and fixing day-to-day problems of the applications in production.
• 24X7 On-call support for production and non-production environments which included product test, staging, training and break fix environments.
• Developed and maintained administrative guides for various applications to help, train, support and troubleshoot issue.
• Documented the installation, configuration and troubleshooting procedures for future reference in the share point documents.

Environment: Oracle Web logic server 9.2/10g R3/11g, oracle AS 10g, Oracle web server, Apache 2.x, jdk1.5/1.6,j2ee,jsp,servelets 2.5,ejb 3.0, LDAP,HP-UX, VM ware Linux server, RHEL, windows server 2008,jdbc,jms,xml,wily Introscope.

Confidential, Creve Coeur, Missouri

Web logic Administrator

Responsibilities:

• Install, configure and administer Oracle/BEA Web logic Server 8.x in various environments.
• Installed and configured i Planet Web Serverwith BEA Web Logic Server 8.1 in Red hat Linux and Windows Environment.
• InstallingApache Http Server, configuring apache plug in for Web logic and hosting application using virtual host features in apache.
• Installing and configuring Apache Tomcat, Weblogic and Elastic Path ecommerce.
• Installed the Web Logic Service Packs, Web Logic Patches.
• Performed J2EE application deployment and administration including WAR, JAR and EAR files.
• Configured and administered JDBC Connection Pools/Multi Pools/Data Sources on Web Logic Server 8.1/iplanet 4.x.
• Configured and administeredWeb logic serverwithOracle9i database.
• Used config wizard extensively to create and manage Web Logic domains.
• Developed and maintained Shell scripts that facilitate the Administration of BEA Web Logic 8.1.
• Developed Startup, Shutdown and Status the Web Logic server scripts using WLST.
• Configured and managed secured environments usingSSLanddigital certificates
• Configured the reliable HTTP Session management for clustered applications, DNS, FTP and Virtual hosts.
• Developed scripts to monitor JVM Heap Size, JMS Messages in the Destination queues in the production environment.
• Installed, Configured and MaintainedF5 Load balancerfor Load Balancing the Web logic Server.
• Researchedandtroubleshootedemerging application issues, from Web Logic configuration to code issues.
• Developed ANT build scripts and UNIX shell scripts for auto deployment process.
• Configured LDAP using Netscape directory Server for user authentication.
• Involved in doing a performance benchmark of Web Logic server by using Load Runner.
• Performing regular health checks for the servers in the UAT and Production environments.
• Worked with both technical and non-technical teams to establish project plans and ensure timely completion of projects.
• Provided 24/7 on call Production Support.

Environment: Web Logic Server 8.x, Apache Tomcat 5.x/6.x, Apache 2.0, Oracle Access Manager, HP-UX, Linux(RHEL), AIX, IIS Web server, Load Runner, iPlanet/Sun One 4.x, JDK1.4, J2EE, JSP, Servlets, EJB, LDAP, JDBC, JMS, XML, Site Minder, Oracle9i, Ant1.5.1, Win2K.

Confidential, OH

Web logic administrator

Responsibilities:

• Installed and configured Oracle/BEA Web Logic Server 8.x/9.x for both development and production environments.
• Installed and configuredOracle HTTP Web Serverwith BEA Web Logic Server 9.2 in Red hat Linux Environment.
• Installed Apache HTTP server 2.0/2.2 as a front end of Web logic/Jboss Application Servers.
• Managedapplications in aJ2EE environmentand thorough understanding of all components that comprise a J2EE environment.
• Setting up the cluster environment for Web Logic Server 9.2 integrated with multiple workflows.
• Deployed WAR, JAR and EAR applications in Web Logic 8.1/9.2 /10.3/ Jboss 4.0
• Configure and administered of JDBC, JMS, JNDI, SNMP in Web Logic Server 8.1/9.2
• ConfiguredNode managerto administer the Managed servers in Web logic 9.2.
• Writing shell scripts for day-to-day Web Logic administration and other administrative tasks.
• CreatedCrontabsscripts for timely running jobs.
• Configured SSL (Secure Sockets Layer) and obtained digital certificates, private key for Web Logic server 8.1/9.2 to provide secure connections.
• Dealt with troubleshooting issues like Server hang, Application Deadlock, Out of Memory Issue, High memory usage and High CPU.
• Created and ConfiguredWeb LogicJMSServers,JMSModules andBridgeto provide interoperability betweenWeb Logic JMSandIBM MQSeries.
• Worked on Rational Clear Case, Clear Quest and XML PERL/UNIX Shell, WLST scripting.
• Installed and Configured Oracle Access Manager with Web logic Server 9.2.
• Developed ANT build scripts and UNIX shell scripts for auto deployment process.
• Configured Virtual Hosting between Apache HTTP and Web Logic Server 9.2.
• Configured LDAP using Netscape directory Server for user authentication.
• Administrative documentation for Installation/Configuration Procedures for future use.
• Log files analysis such as Web Logic server logs, node manager logs, Plug-in logs, Jboss server logs, thread dumps, verbose GC logs for troubleshooting and Problem determination to resolve issues.
• Provided support for production environments in activities such as load testing, performance testing, troubleshooting and performance tuning.
• Involved in doing a performance benchmark of Web Logic server by using Load Runner.
• Installed, configured Oracle Web Center in Oracle application server for internal application purpose.
• Provided 24/7 on call support in production environment.

Environment: Web Logic Server 8.1/9.2, Oracle Access Manager, Load Runner, Apache Web server, HP-UX, JDK 1.4/1.5, RHEL, J2EE applications, LDAP, JDBC, EJB, JMS, XML, Oracle 9i/10g, Microsoft SQL Server 2005.

Confidential

Web Logic Administrator

Responsibilities:

• Installed, Configured Web Logic server 7.0 and upgraded it to Web Logic server 8.1 Managed 5 servers in a Clustered environment.
• To gain better performance from the Application Server Tuning was done with respect to the Execute threads, Heap size and Connection pools.
• Worked on Performance tuning of the JDBC Connection pools and multi pools.
• Used shell scripts (Bourne shell) for various routine tasks like monitoring connection Pools, managed server status and heap size.
• Deployed Message Driven Beans on JMS server.
• Configured messaging bridge for communicating with non-JMS services.
• Application deployment on Clusters of Web Logic server 7.0.
• Administered Web Logic Server 7.0 SP1 in clustered and non-clustered environments.
• Installed and configured iPlanet 4.0 for use with Web Logic Server for load balancing.
• Applied patches/service packsfor security and to remain in good performance.
• Used Administrative Console for monitoring Web Logic server.
• Used Oracle thin JDBC drivers to connect Database with Web Logic server.
• Maximized the no. of clients accessing the application by tuning JVM size.
• Provided 24x7 on-call supports.

Environment: Web Logic Server 6.1/7.0, Apache web server, shell script, Oracle thin Drivers, Messaging Bridge, and JMS services

Confidential

Java developer

Responsibilities:

• Designed and Developed Session beans.
• Developed JSP Pages and Servlets to provide dynamic content to HTML pages.
• Involved in developing forms using HTML and performing client side validations using JavaScript.
• Created triggers and stored procedures using PL/SQL.
• Involved in developing queries to get the data from the Oracle database using SQL.
• Developed custom exceptions for handling exceptions properly.
• Developed web pages using ASP and java script.
• Created, managed and maintained customer databases using Oracle.
• Implemented Servlets to process validate and transit the data between the server and the client.
• Configured a server to receive requests and perform business logic.
• Provided testing and production support.

Environment: Java, EJB (Stateless Session Beans), JSPs, JDBC, Custom Tags, Servlets, Web Logic Server, Oracle, PL/SQL, UNIX.