SUMMARY

• Highly proficient IT professional with proven analytical abilities and organizational skills with approx. 17 Years (including 5+ of USA & 5+ years of Canadian exp.) of IT experience on various multi - tiered architecture based enterprise applications.
• Extensive experience on Design & Development of Web tier, Business tier, Middleware, Application Integration and Data Base tier of the enterprise applications.
• Extensive programming experience with JAVA (1.2 - 1.7/1.8), J2EE, J2SE, Servlets, JSP, EJBs, MVC/Model 2( Struts & JSF Framework ), J2EE Design Patterns (Business Delegate, Composite Entity, Composite View, Data Access Object (DAO), Fast Lane Reader, Front Controller, Intercepting Filter, Model-View-Controller (MVC), Service Locator, Session Facade, Transfer Object, Value List Handler, View Helper), SOLID Design patterns, Java Messaging with JMS and MDB, XML, XML Parsers, Ajax, JAVA Web Services (JAX-WS / JAX-RS), CORBA, RMI, JAX-RPC, Java Security / with OAuth, Test Driven Development using Junit, IBM MQ Series, Apache ActiveMQ, JavaScript, Directory Services (AD), LDAP.
• Knowledge of Oracle JAVA Cloud computing with SAAS, IAAS, PAAS Solutions using JSPs, Servlets, JSF, EJBs, WS-SOAP, WS-RS, Persistence using Oracle DB Cloud services.
• Programming experience with Spring( MVC, WebFlow, Annotations, AOP, Transactions, Security/ with OAuth, Spring Web Services (RMI, WS, RS), Ajax and JSON, Spring Batch / Quartz, Spring integration with external systems via declarative adapters ), Spring Boot - MicroServices,, Spring JSF Integration, Hibernate & JPA, AngularJS, NodeJS.
• Knowledge of Spring Boot Cloud, Ribbon Load Balancing, Hystrix Circuit Breaks, Feign and Spring Cloud Config, Ribbon Load Balancing, Hystrix Circuit Breaks, Feign and Spring Cloud Config, AWS Microservice deployment using Jenkins, Configuration Management and Provisioning using Ansible, Elastic Load Balancers, Git Change Management tool.
• Extensive development experience with Oracle ADF frameworks using Entity Objects, View Objects, App. Module, Taskflows and JSF/JSFF pages along with worked on ADF - EBS sign-on, SSO with Weblogics using SAML, ADF - BPM WorkLists integration, ADF - BI Publisher - UCM integration, Enterprise Manager (EM), OIM Self Service Application thru ADF Application, Oracle fusion Middleware, WebCenter Portal Application with content integration, developing portal applications with Portlet JSR 168 / 286, / portal services like List, Blog service, Discussion service, Announcement service, Search service / runtime management of portal services, Oracle Directory Services (OIM).
• Experience with Architect/Designer profile on Analysis Model & Detail Designing using UseCase Realization for Web tier, Business tier, Integration tier.
• Knowledge on Core Design Patterns (GoF) like Creational, Structural & Behavioral Patterns, J2ee Design Patterns (Java BluePrints Patterns), WebService Design patterns for JAX-WS like web service cache / broker / logger & JAX-RS best practices, Synchronization and Thread Safety, Session Management, Collections Thread Safety, Deadlocks Preventions, Thread Safety in Web Applications, Escaping References, Values and References, Weak and Soft References, Hunting memory leaks, Garbage Collection Tech., Tuning VM.
• Strong exposure on complex SQLs for complex scenarios using joins, case statements / functions, experience on writing down the Stored Procedures/Views on Oracle, DB2, SQL Server, have knowledge on MongoDB, Neo4J platform And integration using JAVA.
• Extensive Hands on experience in Rapid Application Development tools like WebLogic, JDeveloper, JBuilder, Oracle SOA Suit, RAD, WSAD, Eclipse, IBM WSBI-SF, Oracle BPM, Lombardi Teamworks, atTask (@Task) for building the system.
• Experience on Application servers like Weblogic Server, Web Sphere Application server (WSAS), Oracle Application Server, JBoss Application Server and Apache Tomcat Application Server.
• Strong exposure on Version Control Tools like Git, Clear Case, CVS, Subversion (SVN) and VSS.

TECHNICAL SKILLS

Languages: JAVA/J2EE, BPEL, BPMN, XML, UML, HTML, C, C++, SQL, PL/SQL.

Technologies: JDK 1.1- 1.8, J2EE (JSP, Servlets), JNDI, JDBC, Ajax, RMI, JNDI, Log4J, LDAP, Active Directory (AD), OAuth, MQ Series, WSDL, JAX-RPC, JAX-WS, JAX-RS, Enterprise Java Beans (EJB 1.x/2.x/3.x), EBS, Webcenter, Oracle fusion Middleware, BI Publisher, DTD, XML Schema / XSD / XSLT, TILES.

Middleware: BPEL, Business process management (BPM), CORBA, WebServices, SOA, IBM MQ, ActiveMQ.

Frameworks: Oracle ADF, Struts, JSF, Spring, Hibernate & JPA.

Web / Application Servers: Web Logic, WebSphere, Oracle App. Server 10g, JBoss, Sun J2ee Server, Tomcat.

Scripts: JavaScript, HTML, DHTML, CSS, JQuery.

Methodologies: Agile, Rapid Application Development (RAD), Waterfall, MD-50,70.

Operating Systems: Win-7, Windows 2000, Windows NT, MS DOS, Linux, and UNIX.

Tools: JDeveloper 10g/11g/12g, Rational Rose / XDE, RAD 6.0, WSAD 5.0/5.1/6.0, TogetherJ, MS Visio, Teamworks Lombardi 6.2.1/7.0, WSBI Server Foundation, IBM MQ Series, Apache ActiveMQ, WBI-Modeler, JBuilder, Eclipse, Netbeans, Rational Unified Processn (RUP), Toad, Sql Developer, Edit plus, Clear Case, Subversion, CVS, VSS, Maven, Ant, Visual GC, Junit, JIRA, Jenkins, Git Stash, Crystal Reports, Jasper Report, Remedy Ticketing tool and Mercury Test Director.

Databases: Oracle 8i/9i/10g/11g/12g, SQL Server, DB2, MongoDB, Neo4J, My Sql.

Business Domains: Public Sector (State / County Gov.) / Retail / InHouse Development (Project Management, Sku management) / Taxation and Benefit - Unemployment Insurance / Transportation / Telecom / Energy / Automobile.

PROFESSIONAL EXPERIENCE

Confidential

Tech. Manager / Developer

Responsibilities:

• Created ADF / J2ee applications, developed model and UI projects, design UI Pages, developed utility classes to support optimized & efficient UI tier, coding for backing bean / service & utility classes for model project, creation on EOs, VOs, VLs, Java Classes, Ejbs Beans, Spring and Hibernate classes.
• Developed Webcenter portal application with content & services integration.
• Applied the best practices, code optimization / enhancement, templates design, J2ee & Core design patterns.
• Developed MetroCRONJobsScheduler which is a scheduled batch jobs (CRON) application which includes email notifications and dashboard with option to handle jobs manually also.
• Developed login module using Weblogic Default Authenticator and mySQLAuthenticator (RDBMS Authenticator) and related screens.
• Developed report generation into pdf format and email notifications using Java/J2ee API.
• Implemented RSS feed using adf rss feed implementation.
• Worked on MetroLookAhead which was a J2ee Application and migrated into ADF as extended application of Vendor portal.
• Worked on Spring webflow, security, WebServices both WS, REST and Batch Jobs.
• Hunting memory leaks, garbage collection, tuning VM, Load Balancing.
• Worked on code-merge, code integration and module integration and participated in design and code review meetings and provided improvements.
• Provided support to the testing team and involved in defect fixing. Involved in monitoring the defects.
• Systems testing for different levels like Unit testing, Dev. Testing, and UAT Testing.

Confidential

Lead Developer

Environment: J2EE, Oracle ADF, JDeveloper 11g, Oracle 11g, Weblogic Server, Sql Developer, Windows 7, SVN, Agile, JIRA, Oracle EM, Visual GC, JConsole.

Responsibilities:

• Developed several utility classes to support optimized & efficient UI tier, Back beans, JSP/JSF/Jssf pages and bounded & unbounded taskflows for various process flows for the presentation layer, developed various Entity Object and complex View Objects for both read only & writable purpose to fulfill complex business scenarios & persistency functionality.
• Brought several old legacy forms features in ADF Application by intercommunication among projects / region communication / dynamic taskflows / dynamic tab UI shell framework.
• Created several versions of Application by implementing several performance improvement features like nested Application Modules, minimize data controls for viewController.
• Installed SVN server & handled version control system.
• Applied the best practices, code optimization / enhancement.
• Worked on code-merge, code integration and module integration and participated in design and code review meetings and provided improvements.
• Provided support to the testing team and involved in defect fixing. Involved in monitoring the defects.
• Systems testing for different levels like Unit testing, Dev. Testing, and UAT Testing.

Confidential

Principal Consultant

Environment: J2EE, Oracle ADF, Spring, Hibernate, JDeveloper 11g, Eclipse, Oracle 11g, Webcenter Portals, UCM, Oracle fusion Middleware, Weblogic Server, Sql Developer, Windows 7, Web Services, SVN, Gits, Oracle EM, Agile, JIRA, Visual GC, JConsole. JMeter.

Responsibilities:

• Created ADF / J2ee applications, developed model and UI projects, design UI Pages, developed utility classes to support optimized & efficient UI tier, coding for backing bean / service & utility classes for model project, creation on EOs, VOs, VLs, Java Classes, Ejbs Beans, Spring and Hibernate classes.
• Applied the best practices, code optimization / enhancement, templates design, J2ee & Core design patterns.
• Worked on Java WS (SOAP, RS), Spring Webflow, security, Spring WS (SOAP, RS) and Batch Jobs, hibernate & JPA .
• Hunting memory leaks, garbage collection, tuning VM, Load Balancing, .
• Worked on code-merge, code integration and module integration and participated in design and code review meetings and provided improvements.
• Provided support to the testing team and involved in defect fixing. Involved in monitoring the defects.
• Systems testing for different levels like Unit testing, Dev. Testing, and UAT Testing.

Confidential

Lead Developer

Environment: J2EE, Oracle ADF, Spring, Hibernate, JDeveloper 11g, Oracle fusion Middleware, Oracle 11g, Weblogic Server, Sql Developer, Windows XP, Web Services, Rational App. Developer, CORBA, C/C++, Agile, JIRA, Gits, SVN, Oracle EM, Visual GC, JMeter, Mercury Test Director.

Responsibilities:

• Created ADF / J2ee application, developed model and UI projects, design UI Pages based on usecases, developed several utility classes to support optimized & efficient UI tier, coding for backing bean / service & utility classes for model project, creation on EOs, VOs, VLs, Java Classes, Ejbs Beans, Spring and Hibernate classes.
• Developed Webcenter portal application with content & services integration.
• Worked on POC for Localization project on WebCenter using Jsf/Jssf/backing bean/service & utility classes.
• Worked on Preparation of High/low Level Design like block diagrams, class diagrams for implementation strategy, activity diagrams, and sequence diagrams.
• Applied the best practices, code optimization / enhancement, templates design, J2ee & Core design patterns.
• Worked on code-merge, code integration and module integration and participated in design and code review meetings and provided improvements.
• Hunting memory leaks, garbage collection, tuning VM, Load Balancing.
• Provided support to the testing team and involved in defect fixing. Involved in monitoring the defects.
• Systems testing for different levels like Unit testing, Dev. Testing, and UAT Testing.

Confidential

Sr. developer.

Environment: Teamworks Lombardi-6.2.1 / 7.0 (which is now IBM WebSphere Lombardi), JBoss Application Server 4.0.5, Lombardi Blue Prints, AtTAsk (@task), Oracle 10g, SQL Developer, Toad, Windows Vista, SVN.

Responsibilities:

• Worked on Preparation building blocks using milestones on Lombardi Blue Prints.
• Worked on integration of @task & teamworks using teamworks web services components.
• Worked on design of process services using coaches, integration services, system services, web service components, SQL connectors.
• Wrote down the processes to interact with database using Sql connectors and processes to interact with AtTask using web services connectors.