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Sr. Java /j2ee Developer Resume

4.00 Rating

Houston, TX

SUMMARY

  • Over 8+ years of IT experience in analysis, design, development, documentation, implementing and testing of software systems in Java, J2EE and Internet/Intranet technologies.
  • Expertise in designing and developing enterprise and web applications using Java and J2EE technologies like Core Java, JDBC, Servlets, AngujarJS, JSP, JBOSS, Junit, Struts, Spring, Hibernate, HTML, CSS, XML, JavaScript, Ajax, and JSON.
  • Extensive experience in Hibernate ORM mapping utilities and used query, criteria services
  • Over 5+ years of development experience in Java, Struts, Enterprise Java Beans, MDB, JMS, Spring IoC, MVC, AOP architecture.
  • Experience developing applications based on ESB/SOA Framework
  • Proficient in working with JavaScript Frameworks like AngularJS, Backbone.js.
  • Over 3.5+ years of experience in developing Web services using SOAP, SOAP UI and Restful.
  • Expertise in working with Hibernate, spring, Struts.
  • Good experience in developing web Applications using Struts framework implementing Action Classes, Action Forms, Dyna Action Forms and Struts Validation Framework.
  • Good understanding of NoSQL Data bases and hands on work experience in writing application on No SQL databases like Cassandra and MongoDB.
  • Extensive B2B development work on IBM Web Sphere, Jboss application servers and web development on Apache Tomcat Web server.
  • Extensive experience on IDEs My Eclipse, IBM RAD, IBM Rational Rose.
  • Experience with Content Management System (CMS)
  • Tremendous knowledge in working with databases like Oracle, DB2, MS SQL and My SQL.
  • Implementing software development process.
  • Experience in using version control tools like Rational Clear Case, Tortoise SVN, CVS (Concurrent Version System).
  • Good experience in developing test cases with Junit for Unit testing and logging using Log4J.
  • Experience in using ANT, Maven tools to compile, package and deploy the components to the Application Servers in different environments.
  • Experience in implementing complete Software development life cycle (SDLC) for various applications including Analysis, Design, Development, Implementation, Maintenance and Support.
  • Experience on RUP, Agile/Scrum and Extreme Programming (Test Driven development, Pair Programming, Code Reviews).
  • Experience in working various domains like Consumer Banking, Retail, and Transportation.
  • Strong initiation, teamwork, responsible and excellent communication skills.

TECHNICAL SKILLS

Languages: C, C++, Java, HTML, XML, XSLT, UML, WSDL, XSD, SOAP and Restful Web services

Core Expertise: Polymorphism, Encapsulation, Collections, Multithreading, Garbage Collection, Servlets, JSP, JDBC, JNDI, Java Mail, EJB, JSF, RMI, JUnit, SL4J and JSTL

Message Service: MQ series, JMS

Frame Works: Spring3, Struts, Hibernate 3, JPA, SOAP UI

Web/Application Servers: IBM Web Sphere, Web logic, Jboss and Apache Tomcat

Scripting Languages: Java Script, CSS, JSON, Ajax, Ant, Maven and Shell scripting

Web Technologies: HTML, DHTML, HTML5, JQuery, CSS3, JAX - WS

Databases: Oracle, DB2, MySQL, SQL server and MongoDB

Development Tools: IBM RAD, Eclipse, My Eclipse and IBM Rational Rose

Design/Version Control: Rational Clear Case, CVS and Tortoise SVN and PVCS

Bug tracking: Rational Clear Quest and HP Quality Centre

Tools: & Utilities: Rational Rose 2000, Apache Axis, Log4j, Toad, SQL Explorer, Putty, FileZilla, Tectica, Ubuild, Jenkins and Hudson

Methodologies: SDLC, RUP, Agile (Scrum/Extreme Programming)

Patterns: Java/J2EE Design pattern

Operating Systems: Windows, UNIX and Linux

PROFESSIONAL EXPERIENCE

Confidential, Houston, TX

Sr. Java /J2EE Developer

Responsibilities:

  • Followed Agile Scrum methodology that included iterative application development, weekly Sprints and stand up meetings.
  • Developed the enterprise application by integrating JSF/Spring/Hibernate Frameworks.
  • Heavily used the Dependency Injection feature provided by spring framework for bean wiring.
  • Used Spring framework's JMS support for writing to JMS Queue, Hibernate Dao Support for interfacing with the database and integrated spring with JSF.
  • Added interactivity to the UI pages using JavaScript.
  • Developed Contract first Web Services using Spring-WS to communicate with Database Tables.
  • Provided a new Web Service and Client using Spring-WS to get the alternate contractor details.
  • Created Real-time Reporting systems and dashboards using Adobe Flex, xml, MySQL and Perl
  • Worked on Restful web services which enforced a stateless client server and support JSON( few changes from SOAP to RESTFUL Technology) Involved in detailed analysis based on the requirement documents.
  • Designed and implemented SOA compliant management and metrics infrastructure for FUSE ESB infrastructure utilizing the SOA management components.
  • Creating Service proxy at WebMethods ESB (non-dmz zone for orchestration) and integration with XML Gateway to handle SOA Attachments.
  • Worked with JSR - 286portlet complaints for inter portlet communication in Liferay
  • Made SDLC recommendations and implemented Flex, xml development best practices.
  • Used Splunk and other log file/system information tools to troubleshoot and debug application issues
  • Developed user interface using HTML, JSP, CSS and implemented client side validations using JavaScript using AngularJS framework and Bootstrap framework.
  • Used Java Messaging Services (JMS) for reliable and asynchronous exchange of important information.
  • Designed all JSP pages using custom designed tags to populate web page content from Content Management Systems (CMS).
  • Participating development of FIX messages processing engine (Java, FIX Protocol).
  • Implemented JMS listeners to connect to the Tibco JMS queues for producing and consuming JMS messages.
  • Developed JSR 168/286 portlet services and utility applications for theEnterprise Portal.
  • Use of Multithreading and Collections Framework including List, Map etc.
  • Used Spring-JDBC configuration to manage some transactions across multiple databases.
  • Designed and developed the service business process and data access to Oracle database and back-end layers with JAXB, JMS and XML.
  • Implemented and tested features of MarkLogic Server including System Monitoring and Flexible Replication
  • Used Spring MVC, Spring ORM and Spring Security modules to integrate with MongoDB to implement persistence layer in Hibernate.
  • Bottle micro-framework implemented with REST API and MongoDB (NoSQL) as back end database.
  • Used Maven for building the applications EAR for various environments.
  • Designed, developed JSP, Servlets and deployed them on JBOSS Application Server.
  • Used Spring ORM Support for Hibernate to manage efficiently Hibernate Resources and consistent exception Hierarchy.
  • Developing JSR286 portlets and portlet services for Agent facing portal utilizing IBM WebSphere Portal v6.1.5
  • Used HTTP for coordinating Internet engineering task force.
  • Extensively used the Java collections Framework Classes for Holding the Application objects.
  • Designed and created Hibernate persistence classes using Hibernate API.
  • Wrote Stored Procedures/Triggers/Functions using SQL Navigator to perform operations on Oracle 10G database.
  • Built a high performance single threaded server framework using Java NIO.
  • Developed reporting application in Rails which queries MarkLogic Server to generate Excel reports
  • Participating development of FIX messages processing engine (Java, FIX Protocol).
  • Used JUNIT extensively and defined various Test Suites and Test Cases.
  • Used Log4J to trace the flow of the application.
  • Deployed application on BEA WebLogic Application Server 9.2 to get efficient performance.
  • Used Subversion for version control across common source code used by developers.

Environment: JDK 1.6, JSF 1.2, JBoss, Flex, Spring-jdbc 2.5, ESB, Spring-ws-core 1.5, Wsdl4j 1.6.1, SOAP, Jaxb-api 2.1, Jms 1.1 Open Source Frameworks: Spring 2.5, fix, Hibernate 3, Maven 2, Log4J and JUnit 4.4 IDE and Tools: Eclipse 3.4, AngularJS, SQL Navigator Data Bases: Oracle10g, DB2 and MongoDB. Version Control / QA tool: Subversion, tortoise SVN, Mercury Quality center Application Server: BEA Weblogic Application Server 9.2

Confidential, Plano, TX

Java/J2EE Developer

Responsibilities:

  • Analyzed project requirements for this product.
  • Involved in designing.
  • Interacting with the system analysts & business users for design & requirement clarification.
  • Developed Web Services using SOAP, SOA, WSDL Spring MVC and developed DTDs, XSD schemas for XML (parsing, processing, and design) to communicate with Active Directory application using Restful API
  • Developed JSPs according to requirement.
  • Gathered specification for the clinical site from the users of the services.
  • Aggregated multiple sources of existing metadata into XML based silos managed within the MarkLogic frameworks
  • Developed the Web Based Rich Internet Application (RIA) using Adobe Flex.
  • Created a data transformation and aggregation package using Java NIO.
  • Data ingestion for Chatter Now and Live Agent (SalesForce.com) using “Data Services” REST API Inputs from Mule ESB Platform.
  • Mentor the client in architecture pattern for use of ESB.
  • Designed, developed and maintained the data layer using the ORM framework in Hibernate.
  • Involved in Analysis, Design, Development, and Production of the Application and develop UML diagrams.
  • Prepare Java/J2EE development structure for Maven.
  • Wrote AngularJS controllers, views, and services.
  • Technology leadership for the direction of the Cloud based application using Node.JS, PDFJS, Sencha, MongoDB and MS SQL Server integrating to a proprietary framework.
  • Involved in the development and integration for EJBs/JMS messaging to (Content management system) CMS.
  • Participating development of FIX messages processing engine (Java, FIX Protocol).
  • Built a presentation layer for applications using Servlets/JSP's.
  • Ant is used for building, and the application is deployed on JBoss application server.
  • Taken care of Java Multithreading part in back end components.
  • Implemented by using MYSQL.
  • Designed and implemented the UI using HTML, JSP, Java script and Java.
  • Extensively used various collections classes like Array List, Hash Map, Hash Table, Hash Set.
  • Developed HTML reports for various modules as per the requirement.
  • Assisted in writing the SQL scripts to create and maintain the database, roles, users, tables in SQL Server.

Environment: Java, JDBC, JSP, SOA JBoss, ESB, Servlets, Maven, Flex, HTML, AngularJS, MongoDB, Hibernate, Fix, Rest Javascipt, Eclipse, Struts, SQL Server2000

Confidential, Salt Lake City, UT

Java/J2EE Developer

Responsibilities:

  • Involved in requirement, design and development phases of the application.
  • Worked with DBA for the creation of new tables and new fields in the database.
  • Developed custom tags, STLD to support custom User Interfaces.
  • Developed the application using Struts Framework that leverages classical Model View Layer (MVC) architecture.
  • Created new Action Forms to access the form data.
  • Used Multithreading in programming to improve overall performance.
  • Created RESTful Web service for updating customer data from sent from external systems.
  • Data was converted into JSON using JSP tags
  • Developed the front end User Interface using HTML5, JavaScript, CSS3, JSON, JQuery
  • Created new Action Classes corresponding to the new Action Forms created.
  • Implemented the DAO pattern to connect to the database and retrieve data.
  • DAO and the hibernate transactions was implemented using Hibernate framework.
  • Implemented the application using the concrete principles laid down by several design patterns such as MVC, Business Delegate, Data Access Object, and Singleton.
  • Developed integration services using SOA, ESB, Web Services, SOAP, and WSDL.
  • Integrated Web Services in ESB Layer.
  • Used Splunk for log file aggregation and monitoring.
  • Deployed the applications on BEA Web Logic Application Server.
  • Implemented serial communication between Manager and EMS agent
  • Expert in developing the sheets using SASS
  • Used Maven for building and deployment purpose
  • Used DOM parsers for filtering messages from user and validate them in corresponding format.
  • Designed and developed Java Web Services to allow external clients to interact with the system.
  • Developed web service components and WSDL documents using top-down approach with Apache Axis.
  • Implemented Java Collections Frame work.
  • Used CVS for version control across common source code used by developers.
  • Used JavaScript for validations and integrating business server side components on the client side with in the browser.

Environment: Java, J2EE, Struts, Oracle 10g, ESB, JMS,EMS, Maven, MDB, DOM, Web service Consumer, SOAP UI, JBoss, Rationale Rose, Eclipse 3.1, Unix, BEA Web logic Application Server, Hibernate, CVS.

Confidential, Chicago, IL

Java/J2EE Developer

Responsibilities:

  • Responsible for gathering new Business Requirements of the system from client.
  • Used Apache Struts as a web application framework.
  • Responsibilities involved developing of Action Classes, Form Beans and JSPs.
  • Created development environment in Eclipse using WebLogic 8.1 server.
  • Implemented serial communication between Manager and EMS agent
  • Involved in using different Design patterns like Session Facade pattern, Service Locator Pattern, Singleton pattern and MVC architectural design pattern for solving the architectural issues.
  • Written Enterprise Java Beans (EJB) to implement business logic.
  • Developed different components required for the application like Business Delegates, Value Objects, Data Access Objects (DAO) etc.
  • Actively involved in the integration of different Use Cases, code reviews and re-factoring.
  • Written JavaScript for validation of page data in the JSP pages.
  • Actively involved in UI development.

Environment: Java, EJB 2.0, JSP,POJO, JDBC,EMS, Oracle 9i, Hibernate, jQuery, Rational Rose, Eclipse/MyEclipse, CVS, Ant, Weblogic 8.1, Perl.

Confidential

Java Developer

Responsibilities:

  • Responsible and active in the analysis, definition, design, implementation, management, and deployment of full software development life-cycle of project.
  • Developing User Interface and implementing business process using JSP and Servlets.
  • Development of the application that was used to create dynamic JSPs, given input from a database table containing information about the contents of the JSP being developed.
  • Involved in writing the presentation layer in Java Server Pages (JSP).
  • Developed the front end User Interface using HTML5, JavaScript, CSS3, JSON, JQuery
  • Wrote Servlets programming and JSP scripting for the communication between web browser and server.
  • Responsible for coding SQL Statements and Stored procedures for back end communication using JDBC.
  • Developed an API to write XML documents from a database. Utilized XML and XSL Transformation for dynamic web-content and database connectivity.
  • Coded different deployment descriptors using XML. Generated Jar files are deployed on Apache Tomcat Server.
  • Involved in the development of presentation layer and GUI framework in JSP. Client Side validations were done using JavaScript.
  • Involved in code reviews and mentored the team in resolving issues.
  • Participated in weekly design reviews and walkthroughs with project manager and development teams.
  • Provide technical guidance to business analysts, gather the requirements and convert them into technical specifications/artifacts for developers to start.

Environment: HTML, JSP, Servlets, JDBC, JavaScript, Tomcat, Eclipse IDE, XML, XSL, Tomcat 5.

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