SUMMARY

• Oracle certified expert with 6 years of successful experience in designing and implementing multi - tier applications, system integration solutions as application architect, system integrator and administrator.
• Extensive experience with Administration of WebLogic Application Servers 10g and 11g Clustering (WLS), Directory Server (LDAP).
• Solid experience in Troubleshooting, Load Balancing, Clustering, Deploying Applications, Performance Tuning and Maintenance. Create, configure and tune WebLogic domains/applications for performance.
• Installed and configured WebLogic Server, SOA, BPEL, OSB and OHS server.
• Effectively managed off-shore Team Lead and on-site coordination.
• Upgradation of WebLogic servers in development, testing and production environment and applying patch and service packs
• Performed direct project planning initiatives to support the conversion and integration of legacy system.
• Technically proficient in Oracle Database 10g/11g on Windows and Unix/Linux environment.
• Experienced with Full Project life cycle and well versed with SDLC, Agile methodologies.
• Provided solution in Weblogic, Oracle BPEL/SOA-INFRA process, Oracle Service Bus and Enterprise Service Bus (ESB) for integrating ERP, OBIEE and legacy applications.
• Managed aspects of peer verifications and quality assurance testing before execution. Also supported post-implementation application support per customer requirements.
• JDBC Connection Pool and Multipool configuration with Oracle, MySql, DB2 and SqlServer, etc.
• Monitor and manage SOA Components by using the Oracle Enterprise Manager Fusion Middleware Control Console to perform administrative tasks.
• Configured Clusters, load-balancing and fail-over solutions and Web Server plugins for Weblogic application server
• Interacted with BEA Weblogic Technical Support Team in resolving the Weblogic critical issues, and used to follow up on the opened tickets, by analyzing the respective thread dumps and Config files.
• Deploying Enterprise Java Beans (EJB’s) and monitoring the Application servers and Web servers, troubleshooting performance issues using the Log messages and Log files.
• Experience in configuring of Connection Pool with Oracle RAC, MySql, DB2 and SqlServer, etc.
• Experience in maintaining BEA WebLogic Portal 8.1, 9.2 and 10.3.
• Expertise in managing JNDI, Managing Security, Configuring and monitoring JMS.
• Experience in configuring F5 Load Balancer and Big IP Load Balancer.
• Install and configure Sun ONE Web server (iPlanet), Apache Web server and IIS Web server and integrated the same with the Weblogic server.
• Experience in installing SSL certificates on Apache OHS and Oracle Weblogic server 10.3.4.
• Experience in using Wily Introscope for monitoring, troubleshooting and performance tuning of weblogic domains.
• Used Ant/Maven for building Java/J2EE Applications.
• Experience in Setting up of Data Sources, Configuring Servlet Engines, Session Managers including planning installation and configuration of Weblogic
• Working knowledge of Oracle Advance Technologies Oracle Advance Queuing, OLTP, OLAP and Table Functions.
• Extensive experience with Fortune 500 companies (Oracle Corporation and Citigroup).
• Highly conceptual innovative problem solver with excellent organizational and communication skills.
• Participated in requirements gathering and client meetings.

TECHNICAL SKILLS

• Oracle 10g/11g
• Weblogic Server 11g and 12c
• Oracle Application Server 10
• OC4J server
• SOA 10.1.1.X 11.1.1.X / Fusion Middleware/AIA PIPS
• Oracle Service Bus (OSB) 11.1.1.x.
• ESB 10.1.3.x
• Exalogic/SOA suite/Cluster HA architecture.
• SQL
• PL/SQL
• SQL* Loader
• Performance Tuning
• Oracle Forms
• Oracle Reports
• XML Publisher
• WSDL
• BPEL
• Oracle ESB
• Windows
• NT
• UNIX

PROFESSIONAL EXPERIENCE

Confidential, Detroit

WebLogic/Middleware Admin

Responsibilities:

• Installation and configuration of SOA 10.1.3.3.1 and OSB 11.1.1.3 along with WebLogic Server 11gR1 10.3.6 in a cluster environment.
• Extensive administration experience supporting Web Logic Server including installation, configuration, monitoring, and understand scripts for shell scripting, WLST (Web Logic Scripting Tool) and deploying applications.
• Deployed Applications (WAR, JAR, and EAR) in Domain and Clustered environment.
• Integration of the application with third party tools using various Adapter Services available in BPEL.
• Design and development of OSB proxy services, business services, XQuery transformations, custom XQuery functions, JCA Adapters.
• Design and Development of stateless and stateful composites using BPEL, JCA Adapters, External Web services.
• Design and development of OSB proxy services, business services, XQuery transformations, custom XQuery functions, JCA Adapters.
• Managing and Monitoring the JVM performance by Weblogic Heap Size, garbage collection, JDBC Pools and taking Thread dumps, pstack and prstat and analyzing to find the problems in application. Configured the Session Management i.e. Memory to Memory and Database replication on Weblogic Application server.
• Involved in the configuration of the connection pools and data sources for DB Adapter on the application server.
• Created Queues, Connection Factories, Multi Data sources and Data sources.
• Configured JMS Queues, Connection pools and connection factories to connect to different databases and publish and receive JMS messages.
• Responsible for Integration and Unit testing.
• Established tools and process to migrate code from existing environment to new environment to support development teams and operation teams.
• Worked with the development team to understand the code changes and based on that modified configuration/deployment scripts to deploy in multiple environments using ant scripts in various servers.
• Used SOAP for information exchange and accessing web service.
• Implemented Abstract and Concrete WSDLs in the partner link to contact some Fusion services
• Implemented the Error handling frame work

Confidential, Kennesaw, GA

WebLogic Admin

Responsibilities:

• Configured database connectivity using JDBC and Connection pools for Oracle WebLogic Application server10g/11g.
• Configured, monitored and troubleshooting JMS implementations to include JMS topics and queues; and Weblogic distributed queues, clustered JMS implementations, and configuration /management of foreign JMS providers
• Extensively worked on deployment and troubleshooting of components and applications in WAR, JAR and EAR formats in Domain and Clustered environments of BEA Weblogic Server
• Experience with basic database administration: installation, tuning SQL queries, indexing.
• SOA (BPEL) installation and configuration in a cluster; Load balancing. Upgrade of SOA (BPEL) 10g to SOA 11g - Weblogic administration.
• Installed the SOA AIA FP and O2C PIPS on SOA 11g
• Performance tuning was done with respect to system, connection pools. Execute threads and JVM heap size.
• Supported the Application Support and Development teams for production release and Drive Tests.
• Applied Patches in SOA and ODI in middleware layers.
• Implemented Load balancing of web applications by configuring Weblogic proxy plug-in.
• Expertise in writing WLST scripts using Jython/Python for starting, stopping servers, Node managers and deploying applications Adhered to maintenance and on call schedules for supporting Production environments
• High level of customer responsiveness, excellent documentation and communication skills and attention to detail.
• Configured and monitored JNDI, security realms. Configured Apache web server and Weblogic plug-in.
• Implemented Load balancing of web applications by configuring Weblogic proxy plug-in.
• Performance tuning by Managing and Monitoring the JVM performance by Weblogic Heap size, garbage collection, execute threads, EJB Cache size, JDBC pools and multi pools.
• Configured the JNDIs for database, Oracle Applications, AQ and JMS adapters.
• Worked with IDM and Oracle security Middleware teams in troubleshooting issues in Dev, test, stage and production environments.

Confidential, Baltimore, MD

WebLogic/Middleware Admin

Responsibilities:

• Involved in all administrative tasks like Installation, Configuration, Deployment and Troubleshooting of WebLogic Server 10.3.3 on UNIX platform. Administered the issues on Admin server and managed server.
• Monitored performance & fine-tuned various OAS components and Virtual Machine
• Maintained WLS in a project involving 20+ clusters, 36 applications with about 80 servers deployed on separate boxes.
• Deployed applications on multiple WebLogic Servers and maintained Load balancing, high availability and Fail over functionality.
• Worked with Application development team to analyze the performance problems and suggesting improvisation actions
• Worked with Oracle Monitoring to utilize monitoring events/metrics where possible implemented automated alerts.
• Responsible for analyzing and troubleshooting all WebLogic related issues reported by the clients in different environments like Dev, Test, UAT, Pre-Prod and Production.
• Extensively involved in Tuning and Clustering of the WLS 8.1.
• Setting up the cluster environment for WebLogic Server integrated with multiple workflows.
• Involved in bridge calls with other team members and developers for resolving the high priority issues in the Production Environment.
• Worked in Oracle 10g/11g database SQL - executing the select statements, PL/SQL procedures, packages, triggers, cursors
• Created a new JNDI; connection pool configuration - JNDI Validations, Testing end-point connections.
• Optimized the JVM heap size; Analyzed & monitored heap usage, thread & heap dump. Analyzed Heap Dump, Thread dumps and GC Dumps.
• Worked on Component Metrics to modify the Human Workflow URI’s on various Composites.
• Set up Cron-job for various processes/nightly batch jobs that run in Production, Training and QA environments.