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Sr. Java/ J2ee Developer Resume

Raleigh, NC

SUMMARY:

  • Having 8 years of experience in all phases of software development life cycle (SDLC), which includes User Interaction, Business Analysis/Modeling, Design/Architecture, Development, Implementation, Integration, Documentation, Testing, and Deployment of desktop, Enterprise and Web based applications using Java, J2EE technologies. Knowledge on Java features like lambda expressions and Java Stream API.
  • Strong application development experience in using Agile Software Development methodologies like Scrum, Sprint and Traditional software models like Waterfall and TDD.
  • Expertise in developing web pages using HTML, CSS, JavaScript, jQuery, Ajax, AngularJS, Bootstrap with webpage cross browser compatibility and responsive web design and Server scripting language like Node JS, BackboneJS.
  • Managed Amazon Web Services like EC2, S3 bucket, ELB, Auto - Scaling, SNS, SQS, AMI, IAM, Dynamo DB, Elastic Search, Virtual Private Cloud (VPC) through AWS Console and API Integration.
  • Proficient in implementation of frameworks like Struts, Spring (Spring MVC, Spring Web Flow, Spring IOC, Spring AOP, Spring Security, Spring Boot, Spring Data, Spring Batch, Spring TX), JSF, AJAX frameworks (Rich Faces, MyFaces) and ORM frameworks like Hibernate, IBATIS.
  • Expertise in Web Front End Technologies Struts, Tag Libraries and Struts custom validation rules, Tiles, JSTL, Java Script, DHTML and XML/XSL.
  • Developed web-based enterprise applications using core Java, J2EE, Servlets, JSP, EJB, JMS, JDBC, Hibernate, Web Services (SOAP and REST), MVC framework (Struts, Spring MVC), SQL and Object-Oriented Programming techniques. Expertise XML technologies like DTD, XSD, XSLT and various parsers like DOM, SAX and JAXB.
  • Proficient in core java concepts like Collection Framework, Multi-threading, Generics, Annotations, Serialization, Thread pools, JavaBeans, Externalization.
  • Extensive experience working with RDBMS such as MySQL, MS SQL Server, Teradata, DB2, Oracle.
  • Experience in working with the NoSQL Database like MongoDB to manage extremely large data sets.
  • Expertise in Creating Hibernate configuration file, Hibernate Mapping files and defined persistence classes to persist the data into Oracle Database. Expertise at JDBC API for connection and access to databases.
  • Proficient in developing Web Services, related technologies &frame works: WSDL, SOAP, REST, JAX-WS, JAXB, JAX-RPC, AXIS and Jersey, SOAP UI and generating client's client using Eclipse for Web Services consumption.
  • Hands on experience in creation, Configuration and management of MQ series objects like Queue Managers.
  • Worked on deployment, installation, configuration and issues with Application servers like Apache Tomcat, IBM Web Sphere, BEA WebLogic and JBoss Enterprise Application Server.
  • Experience in implementing Design Patterns like Singleton, Factory, MVC, Data Access Object and Business Delegate. Experienced in developing UML diagrams with Star UML, Rational Rose.
  • Actively involved in the DevOps streamlining process through Jenkins CI and CD Release Automation.
  • Extensively worked on Pivotal Tracker and JIRA tools for tracking stories in a Project in a different methodology of Software Development Life Cycle. Hands on experience in building tools like ANT, Maven, Gradle.
  • Configured and created application log files using Log4J to trace required application messages.
  • Having Experience on UNIX, Linux commands and Deployment of Applications in Server and ability to work effectively on Windows platforms. Subversion SVN, CVS, GIT and Visual Source Safe as versioning software tools.
  • Ability to work effectively in cross-functional team environments and experience of providing training to business user. Experience on different IDEs such as RAD, Eclipse, Spring Tool Suite, and IntelliJ.
  • Good understanding of Business workflow, Business logic and Business methods for further implementation of user requirement in a distributed application environment.

TECHNICAL SKILLS:

Languages:: C, C++, Java, J2EE, SQL, PL/SQL, Python

Enterprise Java: Java, J2EE, Swing, RMI, Sockets, JDBC, Servlets, JSP, JMS, Java Beans, JSTL, JSF, Struts, EJB, Spring, JTA, JNDI and JPA

Web/XML Technologies: HTML, CSS, JavaScript, JQuery, AngularJS, XML, XSD, XSL/XSLT, SAX/DOM, AJAX, JSON, Backbone JS, DOJO, NodeJS.

Tools & Frameworks: Struts, Hibernate, Spring MVC, Spring Web Flow, Spring IOC, Spring AOP, JMS, JSF, Log4J, SOA, Jasper reports, SOAP UI, Spring Boot, Spring Batch, Spring Security, Spring Data.

Web services: SOAP, RESTful, UDDI, WSDL, JAX-RPC, JAX-RS JAX-WS, JAX-B, Apache Axis2, Apache CFX, JMS, MQ, AWS

Web/App Servers: Web Sphere, Apache, Tomcat, JBoss, EAP, WebLogic

Database: Oracle, SQL-Server, MySQL server, MS SQL, IBM DB2, MongoDB and NoSQL

Development Tools: Eclipse, RAD, Spring Tool Suite (STS), IntelliJ

OR mapping: Hibernate, JPA, JTA

Modeling/ CASE Tools: Rational Rose, MS Visio Professional, Star UML

Testing Tools/ Others:: JUnit, SoapUI, Putty, Rational Clear Quest, RTC, LoadUI, JIRA

Version Control: GIT, CVS, SVN, Rational clear case, Star Team

Platforms: Windows, Sun Solaris, UNIX

Cloud Technologies: AWS EC2, Micro Services

PROFESSIONAL EXPERIENCE:

Confidential, Raleigh, NC

Sr. Java/ J2EE developer

Responsibilities:

  • Extensive experience using framework APIs like Struts, Spring, iBatis and Hibernate.
  • Interfaced with the Oracle back-end using Hibernate Framework and XML config files.
  • Developed Servlets and JSPs based on MVC pattern using Struts and Spring Framework.
  • Expertise in MVC Architecture using JSF, Struts framework and implementing custom tag libraries.
  • Monitoring of network services (SMTP, POP3, HTTP, NNTP, ICMP, SNMP, FTP, SSH) using Nagios.
  • Integration of Automated Build with Deployment Pipeline. Currently installed Chef Server and clients to pick up the Build from Jenkins repository and deploy in target environments (Integration, QA, and Production).
  • Hands on experience in Amazon Web Services (AWS) provisioning and good knowledge of AWS services like EC2, S3. Created playbooks in Ansible to manage configurations and deployments to remote machines.
  • Developed and maintained UNIX/Perl/ANT scripts for Java/J2EE build and release tasks.
  • Developed and implemented two Service Endpoints (end to end) in Java using Play framework, Akka server Hazel cast. Developed the GUI module DMT using Struts framework, JavaScript, DOJO, Ajax, HTML and DHTML.
  • Implemented a high-performance data processing platform using Apache Kafka, Apache Cassandra, and Apache Spark to analyze stock data. Designed and modified User Interfaces using JSP, JavaScript, CSS and jQuery.
  • Created various UI components for different web pages using HTML, JavaScript, ExtJS.
  • Good experience with Hibernate, AJAX, PERL and Unix Shell Scripting.
  • Created various Parser programs to extract data from Autosys, Tibco Business Objects, XML, Informatica, Java, and database views using Scala. Developed Data Access Objects (DAO) using JDBC API for Database access.
  • Excellent understanding of java concepts like Multithreading, String handling and construct and optimized SQL queries in DB2. Used JPA with Entity Beans for interacting with Persistence Layer for CRUD operations.
  • Involved in writing SQL & PL SQL - Stored procedures, functions, sequences, triggers, cursors, object types.
  • Worked with Amazon Web Services (EC2, Elastic search).
  • Wrote business rules using Drools and business logic processing customs declarations.
  • Integrate Bootstrap in existing web applications. Involved in coding for the presentation layer using jQuery, jQuery Mobile, NodeJS and JavaScript. Transferred cloudscape to DB2 for WebSphere Portal.
  • Used Apache Camel in the JBoss Fuse ESB as the integration platform for SOA Services.
  • All the functionality is implemented using Spring IO / Spring Boot, Microservices and Hibernate ORM.
  • Creation of REST Web Services for the management of data using Apache CXF.
  • Created XML Schema, XML template and XSL. Developed Web Services Application using SOAP.
  • Used Web services - WSDL and SOAP for getting credit card information from third party.
  • Executed project using waterfall model and practiced Agile Project Management & performed the Scrum Master role for specific projects/requirements as appropriate. Used Rally for Agile project management.
  • Involved in designing UML Use case diagrams, Class diagrams, and Sequence diagrams using Rational Rose.
  • Worked on the Struts framework and JSP and Struts tag libraries to page display technology.
  • Enhanced user experience by designing new web features using MVC Framework like NodeJS accommodate these advanced and fast technologies and used other modules of spring DI & AOP.
  • Developed experience in dealing with Cassandra, Mongo db, Big Data and Big Data Analytics.
  • Developed custom tags, JSTL to support custom User Interfaces.
  • Used Scala for coding the components in Play and Akka and Used Maven to build and generate code analysis reports. Involved in implementing Programmatic transaction management using AOP.
  • Unit testing of developed product features using Junit and Mockito frameworks as part of development cycle.
  • Involved in building a single page and cross browser compatible web application using Angular-JS (Angular routing) and bootstrap. Responsible for implementation of java integration components for JBPM and DROOLS.
  • Extensively used XSD for validations of XML transfer to the different Web Services.
  • Executed the test steps defined in Test Cases manually and reporting the bugs in JIRA.
  • Performed Unit as well as System Integration test (SIT) and User Acceptance Test (UAT) for all the modules.

Environment: Java 1.7, JSP, J2EE, Spring 3 MVC, Hibernate 3, Spring Boot, Spring Batch, Spring Dependency Injection, Struts, Jquery 1.7, JSF, Dojo, JavaScript, CSS, Ajax, Angular Js, Html5,PERL, REST, Crud, PL/SQL, Spring JDBC, Apache CXF, SOAP, Restful Webservices, Akka, NodeJS, ReactJS, DROOLS,MULE, Mockito, Spring Boot, bootstrap, MongoDB, SVN, NoSQL, MicroServices, Scala, Maven, XML, XSD, Apache Tomcat, Oracle 11g, SQL, Google Web Kit (GWT), Jira, python, Cassandra, SOA.

Confidential, Wellesley Hills, MA

Java/J2EE Developer

Responsibilities:

  • Implemented Agile (Scrum) Methodology that includes daily scrum with team, sprint planning and estimating the tasks for the user stories. Implemented business logic using Session Beans, Servlets.
  • Design and development of the new Technical flow based on JAVA/J2EE technologies.
  • Involved in analyzing business requirements and compose them into a technical use cases.
  • Involved in Spring Framework- Spring Dependencies and Spring Annotations.
  • Used Spring MVC on the web layer and business delegate and DAO on the business layer.
  • Developed server-side utilities using Java Beans, XML, and EJB. Involved in developing code for obtaining bean references from Configuration file. Developing traits and case classes etc. in Scala.
  • Involved in the UI development using HTML5, CSS3, JavaScript, jQuery, JSON, AngularJS, Bootstrap and AJAX.
  • Used Spring MVC (Model View Controller) to intercept the user requests and used various controllers to delegate the request flow to the Backend tier of the application.
  • Created and presented training materials surrounding adoption of the Groovy language.
  • Extensive experience with AWS (AWS Cloud Formation, AWS ECS and EC2, S3 etc.)
  • Migrating servers, databases, and applications from On-premises to AWS, Azure and Google Cloud Platform.
  • Designed and Implemented the DAO layer using Spring, Hibernate.
  • Utilized Spring Interceptor concept for detecting the suspicious calls.
  • Redesigning the existing web application with new technologies like Bootstrap, Angular.js.
  • Used Core Java concepts such as multi-threading, collections, garbage collection and other JEE technologies during development phase and used different design patterns.
  • Build semantic templates effectively with handlebars.js.
  • Involved in application that makes different API calls across all the layers to get the user job done.
  • Developed frontend of application using Angular.JS framework. Created new JSP views to in corporate backend functionality to display on the UI screens using client rich technologies like jQuery, JavaScript, HTML5, CSS3 files.
  • Responsible for providing the client-side Java script validations and Server-side Bean Validation Framework as per the requirements. Managed and maintained Oracle and NoSQL databases in production domain.
  • Designed and developed Microservices business components using Spring Boot. Consumed REST based Microservices with Rest template based on RESTful APIs.
  • Developed DAO for communicating with the database. Used Oracle11g for communicating.
  • Involved in writing SQL Stored Procedures, Functions, and Views for Oracle 11g database.
  • Designed and implemented a NoSQL based database and associated RESTful web service that persists high-volume user profile data for vertical teams.
  • Investigated various NoSQL database alternatives and methods for online database compression.
  • Designed and prototyped parts of a NoSQL database with sinfonia- style coordination.
  • Deployed the application using Apache Tomcat, Web Logic Application Servers.
  • Experienced in developing web applications using JSP, Servlets, JDBC, JavaScript, AJAX, and jQuery, HTML5, JSON, AngularJS, ExtJS, Bootstrap, ReactJS and CSS3.
  • Used Rally, JIRA for bug reporting and tasks and issue tracking.
  • Involved in application design like Sequence Diagrams, Class Diagrams using Rational Rose tool.
  • Code reviews and peer reviews in every iteration. Developing business logic using Scala.
  • Maintain multithreading using Executors framework & created a fixed thread pool to maintain it.
  • Worked on Oracle 10g/11g, Elastic Search, MYSQL, NoSQL, MongoDB.
  • Used Jenkins for deploying in different Environments and Used Log4j for the logging.
  • Supported extensively for functional as well as for Performance testing.
  • Used SVN for Version Control System and Used Maven for build automation.

Environment: Java 1.5, J2EE, XML, Spring, EJB, AngularJS, HandlebarJS, JSP, jQuery, AngularJS, NodeJS, Restful API web services, Hibernate 3.0, AWS, JSON, Groovy, Scala, NoSQL, Java Beans, Agile/Scrum methodology, JavaScript, HTML, Eclipse, WebLogic, Microservices, Bootstrap, Spring Boot, Scala, Apache Tomcat, MongoDB, Jenkins, PL/SQL, Oracle 10g, NoSQL, Junit, Maven, JBOSS, SQL developer, Junit, Maven, SVN.

Confidential, Atlanta, GA

Sr. Java/J2EE Developer Consultant

Responsibilities:

  • Involved in various phases of Software Development Life Cycle (SDLC) of the application like Requirement gathering, Design, Analysis and Code development.
  • Generated Use case diagrams, Class diagrams, and Sequence diagrams using Rational Rose.
  • Developing and editing user Interface Screens using JSP, HTML5.0, JavaScript and node.js.
  • Improve presentation of webpages CSS 3.0, Adobe Flash and jQuery plug - INS.
  • Creating custom, general use modules and components, which extend the elements and modules of core AngularJS. Worked on core java, using file operations to read system file (downloads) and to present on JSP.
  • Used Twitter Bootstrap to create responsive web pages, which can have displayed properly in different screen sizes. Used display tag libraries for decoration and used display table for reports and grid designs.
  • Involved in the development of underwriting process, which involves communications without side systems using IBM MQ and JMS. Developed Struts Action classes using Struts controller component.
  • Used PL/SQL stored procedures for applications that needed to execute as part of a scheduling mechanisms.
  • Developed and debugged the Servlets with JOBSS.
  • Implemented the application using design patterns such as Session Façade, Business Delegate, Adaptor, Bean Factory and Singleton. Created struts form beans, action classes, JSPs following Struts framework standards.
  • Used ReactJS to create views to hook up models to the DOM and synchronize data with server as a Single

Environment: EJB3.0, Spring, JSP1.2, Servlets2.1, Jasper reports, JMS, IBM MQ, XML, SOAP, UDDI, WSDL, JDBC, JavaScript, XSLT, UML, HTML, JNDI, SQL, PL/SQL, API, TDD, Linux, JAD, Scala, NoSQL, Python, AngularJS, ReactJS, ExtJS, BootStrap, AWS, Web Services, Selenium, Apache Camel, POJO, Scala, RESTful, Microservices, Spring Boot, JBoss 6.x, ClearCase, Drools, Apache, Log4J, ANT, JUnit, Mockito, MongoDB, Eclipse, Pivotal Cloud Foundry.

Confidential, Lake Placid, NY

Java developer

Responsibilities:

  • Involved in gathering business requirements, analyzing the project and created technical specification documents including use Cases, Class, Sequence and Activity Diagrams using Enterprise Architect.
  • Developed the policy change screens using Struts, XHTML, and JQuery.
  • Developed the vehicle change module using Spring and Hibernate.
  • Written managed beans and validators for UI interactions and configured the JSF for the web application.
  • Experience in producing SOAP and REST Web Services and micro services for delivery of software products across the enterprise. Developed Java web application using JAXB, JAXP, XHTML, and XSLT.
  • Used Oracle SQL Developer 1.2.0 for Oracle 11g for running queries to confirm the results from the application. Build Data Access Layer using Elastic Search for Recommendation view for repair events.
  • Wrote Validation framework and implemented data validation rules for quality checks in the EDI claim files.
  • Used JUnit to write repeatable tests mainly for unit testing. Created REST API and Spring Batch Jobs.
  • Experience in producing SOAP and REST Web Services.
  • Experienced in ELDAP (Enterprise Lightweight Directory Access Protocol) administration.
  • Written spring services and DAO'S in the service layer for Oracle data retrieval operations using Hibernate.
  • Developed modules for validating the data according to business rules and used Castor to convert data into array of xml strings. Used Spring data framework for CRUD operations on MongoDB.
  • Developed Message Handler Adapter, which converts the data objects into XML message and invoke an enterprise service and vice-versa using JAVA, JMS and MQ Series.
  • Developed Junits using Mockito and spring junit Runner frame work.
  • Configured the spring application context and integrated with Hibernate for data purposes.
  • Wrote Junit test cases for testing all spring service calls. Used JIRA issue tracker to file the bugs.
  • Created Spring batch jobs to write/read data from Oracle/HBase.
  • Used Apache Axis2 to create artifacts required for invoking SOAP web services.
  • Configured Maven pom.xml for dependency management and build purposes.
  • Consumed Restful web services using spring to get data from external systems and configured log4j for logging purposes. Used iBATIS 2.x in data access layer to access and update information in the database.
  • Experience in working with Groovy on Grails framework which makes creating complex workflows much simpler. Implemented migration from Oracle coherence cache with Hazel cast cache.
  • Experience with unit testing using JUnit and writing build scripts for ANT and Maven.
  • Involved in creation of web services, WSDL and web methods with Annotation in hibernate, Implemented Web Services in JAXP based on SOAP protocols using XML and XSLT.
  • Deployed the application artifacts on WebLogic and involved in entire software development life cycle.
  • Participated in builds and deployments using maven to dev, QA and production and resolved bugs.
  • Participated in code reviews and used maven for builds and SVN for source control.
  • Followed good coding standards with usage of JUnit, EasyMock and Checkstyle.

Environment: Java 1.6, J2EE, Struts, Eclipse, Spring 3.2, JQuery, Oracle 10c, Hibernate 4, HTML, CSS, Apache Axis2, Spring batch, LDAP, JAXP, Junit, Elastic Search, REST Web Services, Maven and SVN, iBATIS 2.x, Spring Integration 2.x, XML, JSON, AngularJS, NodeJS, ExtJS, Bootstrap, JavaScript, Spring Source Tool Suite 2.9(STS), Multithreading, SOA, Log4j, Jenkins, MongoDB, Tomcat server, JIRA, SQL, Apache CXF, Junit 3.0, TestNG, SOAP, Agile, UML (Rational Rose), OOAD, Mockito, Groovy/Grails, PL/SQL, AJAX

Confidential

Java/ J2EE Developer

Responsibilities:

  • Used WSAD as IDE in developing EJB and deploying in server.
  • Generated Session beans, CMP and Message Driven Beans, and deployed on WebSphere.
  • Implemented JMS to asynchronously send and receive messages, Error Tickets placed in Message Queues automatically generated and updated into database by Remedy Trigger.
  • The Application Servers were installed in clustered mode to balance the load in the case of increased traffic.
  • Installed, configured, maintained and administered Linux / UNIX operating systems and components.
  • Skillful with the use of network connectivity tools like Ping, Netstat, Nslookup, Traceroute, Dig, Ethtool.
  • Prepared prototypes for the project, based on the user requirements.
  • Implemented migration from Oracle coherence cache with Hazel cast cache.
  • Involved in developing code for obtaining bean references in spring framework using Dependency Injection (DI) or Inversion of Control (IOC) using annotations. Worked on coding of Servlets and EJB communication.
  • RabbitMQ was used to send/receive asynchronous data. Used Struts framework for presentation layer.
  • Developed Micro Service to provide RESTful API utilizing Spring Boot with Spring MVC.
  • Used Hibernate framework for data persistence. VMware ESXi 5.5/vSphere Installation & Configuration.
  • Involved in creating the Hibernate POJO Objects and mapped using Hibernate Annotations for data persistence.
  • Experience in working with the Columnar NoSQL Database like HBase, Cassandra to manage extremely large data sets. Have experience in pushing Urban Code Deploy applications to Cloud Foundry.
  • Experience in working with Groovy on Grails framework which makes creating complex workflows much simpler.
  • Involved in working with Scrum Agile process with two-week iterations delivering new features and working software at each iteration. Prepared Low-Level Designs (LLDs) and UNIT Test Cases.
  • Implemented SOLR search engine to search the products. Used Spring DI/MVC/AOP modules.
  • Performed Code Review to ensure Organization and Project level standards are met and checked for redundant code. Implemented different levels of logging and timely backups using Log4j.
  • Used putty for UNIX login to run the batch jobs and check server logs.
  • Installation, Configuration and maintenance of Hosted VMware products.
  • Played a key role in the development and maintenance of the application.
  • Worked on Distributed messaging system RabbitMQ to send messages to Existing Applications.
  • Experience in installing and configuring kick start in Linux.
  • Extensive experience in setup, configuration, upgrade, maintenance, performance monitoring and troubleshooting on different UNIX platforms like Linux, VMWARE and system software and hardware
  • Performed Unit Testing and System Integration Testing.

Environment: Java 1.6, J2EE, XML, Spring3.2, Hibernate 3.0, SOAP, Web Services, Business Objects, SAX/DOM, WebSphere Application Server 8.1, WSAD, JMS, JDBC, JSP2.0, Java Servlets, Apache Camel, Hazel, Oracle 11g, SVN, HTML, JavaScript, jQuery, search engine, JBoss, Axis 2 Web Services, WSDL, XHTML, SOAP, PL/SQL.

Confidential

J2EE Developer

Responsibilities:

  • Involved in requirements gathering and analysis from the existing system. Captured requirements using Use Cases and Sequence Diagrams. Wrote Test Cases using JUNIT as a framework.
  • Developed the application using Struts, Servlets and JSP for the presentation layer along with JavaScript for the client-side validations. Developed and used JSP custom tags in the web tier to dynamically generate web pages.
  • Worked with Struts (MVC Paradigm) components such as Action Mapping, Action class, Dispatch action class, Action Form bean. Implemented spring service layer with dependency wiring, transaction, DAO and annotations.
  • Designed and developed the Java bean components and O/R Mapping using Hibernate.
  • Extensively worked on Spring Bean Wiring, Spring DAO and Spring AOP modules.
  • Implemented Spring AOP in exception handling, which it reduces the development time to handle the exceptions. Used PL/SQL, Stored Procedures for handling Oracle database.
  • Developed a code for Web services using XML, SOAP and used SOAP UI tool for testing the services.
  • Proficient in testing Web Pages functionalities and raising defects.
  • Participated in Code Reviews for better quality assurance and Debugged the application Module.
  • Deployed the application on Tomcat server. Used ANT for compilation and building the project.
  • Involved in planning process of iterations under the Agile Scrum methodology.
  • Used CVS for version control system. Used Log4J for logging the user events.

Environment: Java, J2EE, JSP, Servlets, JMS, Hibernate, Spring DI & AOP, Web Services, UML, HTML, DHTML, PL/SQL, JavaScript, Struts, CSS, XML, Tomcat, Log4j, CVS, Oracle, SQL server, JUnit, JNDI, Eclipse, SOAP.

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