SUMMARY

• Over 5+ Years of extensive IT experience in web application analysis, design, development and deployment of enterprise application with strong hold on Object OrientedJAVA/J2EE and Client Server technologies.
• Experienced in Analysis, Design, Development, Testing and Implementation of software including Client Server application.
• Expertise in developing applications usingJava 8/7, J2EE Standards,Java, Servlet programming, EJB, JSP, Spring, JDBC, JMS, JNDI, XML, UML, ANT, Hibernate, Oracle, SQL Server, MVC Architecture, Web Services, AJAX, Maven, SOAP, HTML, LOG4J, JavaBeans, JavaScript and DHTML.
• Experience in working on various spring modules (Spring MVC, Spring DAO, Spring AOP, Spring Boot) along with Hibernate back - end ORM tool for implementation of persistence layer and mapping of POJOs.
• Experience in using J2EE applications on different IDE's like Eclipse and NetBeans.
• Experience in java 8 features like Parallel Streams, Lambdas, functional interfaces, and filters.
• Expertise in XML (SAX, DOM), XSL, XSLT, XML Schema, DTD, Custom Tags, and JavaScript.
• Expertise in Corejavaconcepts likes OOPS, Data structures & algorithms, Collections, Swing, Event handling, Multithreading, Garbage Collector, Exceptional handling, Generics, I/O and java, Lang Package.
• Good experience on working with Amazon Web Services (AWS).
• Excellent in designing the front-end pages using scripting languages like React.js, Redux, JSP, HTML5, Ajax, CSS3, JavaScript, JQuery Node.js and its libraries.
• Good knowledge with Grunt task runner and installed latest version of libraries with Bower based on running in the Node.JS environment.
• Expertise in Java Message Service MQ's like, Rabbit MQ, IBM MQ, and Active MQ.
• Good exposure and experience with Service Oriented Architecture (SOA) such as Web Services including SOAP, WSDL, JMS (JavaMessaging Service) and AJAX.
• Proficient in using Object Oriented Programming Analysis and Design (OOAD) principles, UML and Rational Rose and Object Oriented Design Patterns in building high performance applications.
• Experiencein configuring and deploying web applications using Tomcat web server and application servers like Web Logic, IBM Web Sphere, JBOSS and developed deployment descriptors for the EJB to deploy on.
• Expertise in using JUnit in performing unit test and Log4j for logging errors
• Well experience in Design and Development of database systems using RDBMS concepts including Oracle, PostgreSQL, MySQL and experience in writing SQL queries, PL/SQL, T-SQL, Stored procedures, prepared statements and triggers.
• Experience working in agile methodology and involved in scrum meetings every day to discuss the Sprint status, technical difficulties and blockers.
• Excellent analytical, logical and programming skills and a good Team Player with minimal supervision and effective Communication and Organizational skills.

TECHNICAL SKILLS

Java/J2EE Technologies: Java 8/7/6, JSP, JDBC, JMS, JSTL, Java Beans, EJB

Web Technologies: HTML5, XML, XPath, AJAX, jQuery, CSS3

Methodologies: Agile, Waterfall, TDD

Web/Persistence Frameworks: Spring, Spring Boot, Hibernate

Bug Tracking Tools: BugZilla, Jira

IDE/Scripting: Eclipse, React.js, Redux, JavaScript, Bootstrap

App servers: IBM WebSphere, Apache Tomcat, BEA Web Logic, JBoss

Databases/Tools: Oracle, SQL Server, DB2, My-SQL, PL/SQL Developer

Design/Version Control: SVN, GIT

Operating Systems: Windows, Linux, UNIX

PROFESSIONAL EXPERIENCE

Confidential, Boston, MA

Java/J2EE Developer

Responsibilities:

• Involved in all phases of Software Development Life Cycle (SDLC) including analysis, design, development, and testing of the project.
• Developed using new features of Java 1.8 annotations, Generics, enhanced for loop and Enums.
• Used Java JDK 1.8 features like Lambda expressions and functional interfaces, wherever possible.
• Used Java 8 Lambda expressions, functional interfaces and Streams API.
• Used spring framework applications like Spring Core, Spring AOP, Spring MVC, Spring Batch, Spring Security and SpringBoot and did integration to Micro services into existing system architecture.
• Used Spring AOP for solving crosscutting concerns like keeping logged data and transactions details etc.
• Used SpringBoot to create stand-alone spring applications.
• Used Spring MVC framework for implementing Model-View- Controller (MVC) architecture at the Web tier level to isolate each layer of the application so that complexity of integration will be reduced, and maintenance will be very easy.
• Implemented SpringBoot services in combination with Angular as front end to form a Micro-service oriented application.
• Used Spring ORM Hibernate Template as the ORM tool to communicate with the database.
• Used Object/Relational mapping tool Hibernate and JPA to achieve object to database table persistency.
• Developed Hibernate POJO Classes, Hibernate Configuration file and Hibernate Mapping files.
• Used multithreading in programming to improve overall performance using Singleton design pattern in Hibernate Utility class.
• Created set of classes using DAO pattern to decouple the business logic and data.
• Implemented SOA to develop REST Based Web services using Apache Tomcat.
• Developed rich and complex Responsive Web User Interface using HTML5/XHTML, JavaScript, CSS3, XML, JavaScript, JQuery, React.js, Node.JS and Bootstrap.
• Used HTML5, JQuery, React.js and CSS3 to design the front end components.
• Implemented and used RestWeb Services with the help of JAX-RS to get updates from the third parties.
• Used JMS for the asynchronous exchange of critical business data and events among J2EE components and legacy system.
• Involved in creating and extracting data from database using SQL Queries, PL/SQL Stored procedures, triggers, and packages on Oracle database.
• Wrote EJB Stateless session to communicate with Controller and Service layer i.e. make the EJB calls from Backing Beans.
• Implemented Log4J for Logging Errors, debugging and tracking using loggers, appenders components.
• Used AJAX to call the REST API methods and connect to the backend. Restful web services have been used to retrieve and update the data using this AJAX.
• Monitored team members to follow standards, guide lines and use new tools.

Environment: Java 8, spring MVC, Spring Boot, Hibernate, Multi-Threading, Bootstrap, React.js, Node.js, HTML5, CSS3, JavaScript, JMS, DAO, Rest, WebLogic, EJB, JSON, AJAX, Apache Tomcat, SQL, PL/SQL, Oracle, Windows.

Confidential, Chicago, IL.

Java/J2EE Developer

Responsibilities:

• Involved in Analysis, Design, Development and Maintenance phases of the project with major emphasis on Development of the modules like Activations, Customer Service.
• Involved in component development using J2EE principles and used design patterns such as Singleton, Factory and Data Access Object (DAO) in the implementation of the application.
• Developed the application using Java 1.8 and implemented its features like Lambdas Expressions, Time API, Streams, functional interfaces, collectors, default methods, type interfaces, for each.
• Used java 8 Lambda expressions along with Streams for creating internal iteration and performing chain operations such as Filter, Map, Collect on a collection.
• Implemented Restful Services in Spring Boot Framework for consuming and producing JSON Data.
• Designed and developed Micro Services business components using Spring Boot.
• Used Micro-services with Spring Boot services and a combination of REST Web Services.
• Used Spring MVC and Dependency Injection for handling presentation and business logic.
• Implemented persistence framework using Hibernate and Handled Transaction Management using the provided data source.
• Extensively used JSON to parse the data from server side to satisfy the business requirement.
• Involved in UI level coding using JSP, JavaScript,JQuery and React.js.
• Responsible for designing Hibernate mapping files based on business logic and Object relationships.
• Integrated Spring and Hibernate together and worked on developing backend components and services using Hibernate and spring.
• Established Database Connectivity using JDBC, Hibernate O/R mapping with Spring ORM for Oracle.
• Used Multithreading in programming to improve overall performance using Singleton design pattern in Hibernate Utility class.
• Developed Single page application with using React.js with MVC Frame Work.
• Created reusable components and services to consume REST API's using component-based architecture provided by Angular.js.
• Used WSDL and SOAP protocol for Web Services implementation.
• Compiled and built the application using Maven scripts and deployed the application.
• Developed and Deployed EJBs and other Components in the JBoss Application Server.
• Configured and created application log files using Log4J.
• Created tables, triggers, PL/SQL Stored Procedures, SQL queries, Joins, constraints and views for Oracle DB.
• Actively participated in daily SCRUM meetings to produce quality deliverables within time.

Environment: Java 8, Spring MVC/Boot, Hibernate, JavaScript, JSP, JSTL, React.js, JQuery, HTML5, CSS3, JBOSS, JDBC, SOAP, Maven, EJB, Log4J, PL/SQL, SQL, Oracle and Windows.

Confidential, Dallas, TX.

J2EE Developer

Responsibilities:

• Involved in Requirements gathering, analysis and design and documentation as the application was started from scratch.
• Involved in designing, developing and testing of J2EE components like Java Beans, Java, XML, Collection Framework, JSP, Servlets, JMS, JDBC and deployments in IBM WebSphere Server.
• Effectively developedAction classes, Action forms, JSP, JSFandother configuration files like spring-config.xml, web.xml.
• Extensively used the spring framework implemented upon the MVC design pattern.
• Involved in the configuration of Spring Framework and Hibernate mapping tool.
• Used Eclipse as Java IDE tool for creating various J2EE artifacts like Spring, JSP’s and XML.
• Involved in developing Rules to send messages to customs using Rule Processor using JRules.
• To maintain loose coupling between layers published the business layer as services and injected necessary dependent components using Spring IOC and published cross cutting concerns like Logging, User Interface exceptions, Transactions using Spring AOP.
• Used Spring/MVC framework to enable the interactions between JSP/View layer and implemented different design patterns with J2EE and JSON technology.
• Developed web services technology JAXB to convert XML into java objects.
• Developed the war/ear file using Maven script and deployed into WebSphere Application Server.
• Developed Exception handling code to recover from DB specific, Application specific, Business and Non-business logic specific exceptions.
• Worked on JUnit test cases to test all possible business scenarios with the knowledge of Test First Methodology and Test Driven Development.
• Performed back-end testing on Oracle andSQLServer databases by writing SQLqueries to make sure the contents displayed on the UI correct as per requirements specifications.
• Involved in Production support and provided training and knowledge transfer to the user.

Environment: J2EE, EJB (Session Beans), JSP, spring, JMS, XML, Hibernate, Maven, JSON, Rest, IBM Web-Sphere, Junit, SQL and Windows.

Confidential

Java Developer

Responsibilities:

• Involved in Analysis, Design, Development, UAT and Production phases of the application.
• Developed Form Beans and Action classes using spring framework along with validation framework.
• Developed JSP pages for the presentation and used JSP tags.
• Used Spring Core Concepts and involved in developing POJO Classes.
• Used Spring JDBC to execute database queries. Created row mappers and query classes for DB operations.
• Developed Form Beans and Action classes using spring framework along with validation framework.
• Used spring, Tiles to provide a full-featured, robust framework for assembling presentation pages from component parts.
• Developed JSP pages for the presentation and used JSP tags.
• Developed the Business Delegate, Singleton, Service Locator, Session-Facade and DAO Layers.
• Developed XML files, Schema’s and parsing them by using both SAX and DOM parser’s.
• Used spring framework for Dependency Injection and JDBC connectivity.
• Used Spring MVC to implement the Model View Controller pattern.
• Developed the Business Delegate, Singleton, Service Locator, Session-Facade and DAO Layers.
• Developed XML files, Schema’s and parsing them by using both SAX and DOM parser’s.
• Designed and Developed XSL style sheets using XSLT to transform XML and display the information on the UI screens.
• Used Hibernate as a persistence layer to create ORM.
• Developed Stateless Session Beans which will in turn call DAO’s to retrieve & update data into Database.
• Wrote deployment scripts for implemented EJB’s using Ant.
• Used Log4j and commons-logging frameworks for logging the application flow.
• Involved in Unit Testing using Junit and Integration of Use Cases.

Environment: Java, EJB, HTML, XML, XSL, JavaScript, CSS, JDBC, spring, Hibernate, JSP, Junit, ANT, Oracle, Windows.