Yuhan Li

Email:ac6awu@r.postjobfree.com Phone:443-***-**** No need sponsorship

Summary

Over 7 years of Professional IT experience in Weblogic, Oracle SOA Suite, WebCenter Portal, WebCenter Content, Oracle Unified Directory, Oracle Internet Directory and Oracle Http Server administration. Recently worked as a senior Oracle Fusion Middleware administrator. Worked on other WebLogic domains with dynamic clusters on Red Hat Linux and Solaris Platforms.

Skills

Languages: S hell Scripts, Python, C#, Java, HTML, CSS, JavaScript. Middleware: W ebLogic, WebCenter Portal, WebCenter Content, OHS, SOA, OSB, OUD, OID, OAM, Tomcat. Databases: O racle RDBMS 12c/11g, MSSQL Server, MongoDB, Redis Tools: F usion Middleware Control, WebLogic Console, WLST, UNIX / Linux, VirtualBox, OPatch, Oracle Enterprise Manager (OEM). Experience

Fusion Middleware Administrator

Wells Fargo Bank - San Francisco, CA - April 2017 to current Responsibilities:

● Responsible for administration, configuration and monitoring of Oracle SOA suite, Oracle Service Bus suite, WebLogic, Coherence App Server Environments on RHEL and provided 24/7 support in the production environment.

● Involved in the configuration and administration of Apache Web Servers and Oracle Http Servers, including installation and configuration of WebLogic proxy Plug-ins to proxy load balance requests for dynamic content to backend WebLogic Application Servers.

● Responsible for maintenance of middleware applications includes applying patches to fix bugs, adding new functionality features and installing of maintenance release.

● Used F5 Big-IP hardware Load Balancers to increase throughput, performance, availability and quick restoration of service.

● Implement Oracle Enterprise Manager (OEM) with metrics extensions by plugging customized Python/WLST scripts.

● Install and configured OEM 13c on Linux for monitoring and configure OSB, SOA, WebCenter Portal domains.

● Implemented Dynatrace monitoring in various application models. Gathered statistics of purepath response times/average application performances for Managerial needs.

● Assisted performance testing teams to improve the overall performance of J2EE applications services on WebLogic Application Server Platforms.

● Assisted development teams in activities such as load testing, troubleshooting and performance tuning of applications deployed to WebLogic and Tomcat.

● Install and configure Oracle Unified Directory (OUD) as LDAP directory server. Environment: Oracle SOA suite 12.2.1.3/11g, Oracle OSB 12.2.1.3/11g, Oracle WebLogic 12.2.1.3/11g, Enterprise Red Hat Linux 7/6, F5 BIG-IP Load Balancers, Dynatrce 6.0. OHS Web Server 12.2.1.3/11g, Apache Web Server 2.0,Tomcat 8, Oracle 12.2.0.1/11g Databases. Middleware/WebLogic Administrator

National Oilwell Varco - Houston, TX - January 2016 to April 2017 Responsibilities:

● As a Middleware Administrator, responsible for administration, configuration, and monitoring WebCenter portal, WebCenter Content, Tomcat and WebLogic Server Environments on Redhat Linux servers.

● Install Oracle Enterprise Manager and configure weblogic domains.

● Responsible for Configuration and Administration of Sun One and Apache Web Servers, including installation and configuration of WebLogic proxy Plug-ins to proxy load balanced requests for dynamic content to backend WebLogic Application Servers.

● Used F5 Big-IP hardware Load Balancers to increase throughput, performance, availability and quick restoration of service.

● Assisted Performance testing teams to improve the overall performance of J2EE applications services on WebLogic Application Server.

● Responsible for implementing solutions with WebLogic for stand-alone and clustered environments using HTTP Plug-ins for Apache and SunOne Web Servers.

● Perform operational tasks and activities Like Monitoring log files, performance tuning, application monitoring and migration between environments.

● Strong experience in SSL configuration, Weblogic proxy plugin configuration.

● Install and configure OpenLDAP as a directory server and configure LDAP authentication for various applications.

● Assisted development teams in activities such as load testing, troubleshooting and performance tuning of applications deployed to Tomcat, WebLogic.

Environment: WebCenter Portal 12.2.1/11g, WebCenter content 12.2.1/11g, WebLogic 12.2.1.x/11g, Enterprise Red Hat Linux 2.6, JDK1.4, Apache

Web Server 2.0, Sun One Web Server, F5 Big-IP Load Balancers, Oracle 9i/10g, DNS, DHCP. Middleware/WebLogic Administrator

Comerica Bank - Dallas, TX - November 2013 to December 2015 Responsibilities:

● As a Middleware Administrator, responsible for administration, configuration, and monitoring of Oracle Unified Directory, Oracle Internet Directory, Oracle Identity and Access Management, Tomcat and WebLogic Application Server on RHEL Environments.

● Installed and configured HTTP Proxy Plug-ins on Apache and iPlanet Web Servers to send traffic to request dynamic content from WebLogic Application servers.

● Provided WebLogic clustered solution that allowed J2EE applications to achieve superior reliability, scalability and SSL implementation in combination with F5 Big-IP Load-Balancer.

● Responsible for WebLogic Domain and Cluster Creation and Management for High availability. Involved in performance and regression testing of the application in the testing environment.

● Installation of SSL certificates for the WebLogic clustered environment.

● Responsible for management and monitor application performance using Wily Introscope.

● Integrate external LDAP with Weblogic as authentication provider.

● Providing 24x7 on-call production support in a Java environment including management of SLAs a nd following escalation procedures.

Environment: WebLogic 10g/11g/12c, Oracle Unified Directory 11g, Oracle Internet Directory 12c, OIAM 11g, Red Hat Linux 2.6, Apache Web Server

2.0, iPlanet Web Server 6.0, Oracle 8i/9i/10g, Wily Introscope 4.0/5.3.1 Weblogic Administrator

China Petro - Dalian, Liaoning - December 2010 to October 2013 Responsibilities:

● Installed, configured and administered of Bea WebLogic Server 8.1/9.2 in S UN Solaris 8/9/10 and RHEL.

● Deployed the applications, formats of WAR, JAR and EAR in WebLogic 8.1 /9.2.

● Configured Node manager for administer the Managed servers.

● Used WLST to had an automated way of creating and managing domains.

● Monitoring error logs, fixing problems and tuning parameters on Weblogic environment.

● Installed and Integrated WebLogic with Proxy web servers (Apache and iplanet).

● Involved in WebLogic 8.1 to WebLogic 9.0 upgrade, JVM upgrade, JDK upgrade.

● Secure Weblogic domain using SSL and validation.

● Configured and administered WebLogic server with Oracle9i/10g database.

● Configured and administered JDBC, JMS, JNDI in WebLogic Server8.1/9.2.

● Responsible for configuring Wily Introscope to monitor the performance of WebLogic Application Servers.

● Responsible for implementing solutions with WebLogic for stand-alone and clustered environments using HTTP Plug-ins for Apache and Sun One Web Servers.

Environment: BEA WebLogic 8.1/9.2, SUN Solaris 8/9, JDK1.4.2/1.3, Apache Web Server 2.0, iPlanet Web Server 6.0, CVS, Symantec, Oracle 9i/10g, DNS, DHCP.

Education

2011-09 - 2013-12, Delaware State University, Dover, Delaware, Master of Business Administration 2007-09 - 2011-06, Dalian University of Technology, China. Bachelor of Management

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