SUMMARY:

• Java Developer 8+ years' experience in analysis, architectural design, prototyping, development, Integration and testing of applications using Java/J2EE Technologies
• Participated in entire Software Development Life Cycle (SDLC) including Requirement Analysis, Design, Development, Testing, Implementation, Documentation and Support of software applications
• Experienced in Agile SCRUM, RUP (Rational Unified Process) and TDD (Test Driven Development) software development methodologies
• Hands on experience in solving software design issues by applying design patterns including Singleton Pattern, Business Delegator Pattern, Controller Pattern, MVC Pattern, Factory Pattern, DAO Pattern etc.
• Very strong in fundamental connect of Core Java and OOD
• Experienced in creative and effective front - end development using JSP, JavaScript, HTML 5, DHTML, XHTML Ajax and CSS
• Good knowledge of several spring frameworks as Spring boot (micro service), Spring Integration, Spring MVC etc
• Aced the persistent service, Hibernate and JPA for object mapping with database. Configured xml files for mapping and hooking it with other frameworks like Spring, Struts
• Good exposure of Web Services using and SOAP and REST using Jersey Framework
• Good understanding of XML technologies such as JAXB, JAXP, XSD.
• Working knowledge of database such as Oracle Microsoft SQL Server
• Experience in writing numerous test cases using JUnit framework.
• Expenrience in writing and using complex SQL Queries and Stored Procedures
• Have extensive experience in building and deploying applications on Web/Application Servers like Weblogic, Jboss and Tomcat
• Experience in Building, Deploying and Integrating with Maven, Gradle
• Experience in development of logging standards and mechanism based on Log4J
• Experienced in cloud computing using (AWS), and certified AWS Developer Assiciate.

WORK EXPERIENCE:

Senior Java Developer

Confidential - Richmond, VA

Responsibilities:

• Followed Scrum Incremental process of Agile Software Development methodology, used JIRA for tracking development task / bug etc.
• Written multiple multi - threading java programs to process number of records parallelly using java.util.concurrent package.
• Written HTTP client to access the HTTP service written by other teams.
• Payloads from oracle table, MQ and oracle AQ are processed parallelly using multithreading javaprogram.
• Developed a bunch of restful web services using Jersey framework, consuming XML and JSON payloads and producing the same.
• Implemented
• Written EJB (Enterprise Java Beans) to write XML/JSON payload to IBM MQ.
• Written MDB (Message Driven Bean) to get the XML/JSON payload from IBM MQ to database table.
• Configured bridge between Weblogic JMS server and IBM MQ and also configured persistent store as a fallback.
• Converted legacy java application to Microservices using Spring Boot, Spring Integration, Ribbon, NetFlix Eureka, Hystrix and migrated the application to AWS cloud.
• Written and implemented CloudFormation scripts to allocate and configure AWS EC2 instances and install necessary application on it.
• Created and used Amazon S3 buckets to store files (such as JDK), and accessed those files from EC2 instances. This process is automated using ansible playbook.
• Written several Jenkins job to run build on several projects (maven, ant)
• Created Jenkins pipeline for continuous integration: including triggering project build, uploading the jar/ear file to Artifactory and deploying in the AWS EC2 instance.
• Created Jenkins job to trigger CloudFormation scripts and deploy jar/ear file in AWS EC2 instance by triggering Ansible playbook from a Jenkins Job.
• Written and updated Confluence with documentation of projects, prepared approach document for each webservice.

Environment: OOAD, Java 1.7/1.8, J2EE, Jersey, SOAP, Git, SVN, Weblogic JMS, IBM MQ, Maven, Ant, Jenkins, Artifactory, Amazon Webserices (EC2 instance, S3, CloudFormation, SQS etc)

Senior Java Developer

Confidential - Richmond, VA

Responsibilities:

• Followed Scrum Incremental process of Agile Software Development methodology, also involved in creating stories in JIRA.
• Implemented SOA (Service Oriented Architecture) and consumed JAX - WS web services using Apache CXF framework with SOAP messages for transferring ticket from UET to SCR.
• Implemented message queue using Apache ActiveMQ to hold payload until the SCR consumes the message.
• Written several restful websevice using Restlet framework andn SOAP webserivce with TOP DOWN approach.
• Developed common XML schema's (XSD) as client contracts used to publish Top Down approach based Web Services
• Configured routes in Apache Camel using Blueprint xml for routing messages between end points.
• Used JAXB marshall/unmarshall XML by taking XML schema and converting to class and reading XML files to create the instances of the class.
• Used SOAP-UI to test the SOAP Web Services using WSDL.
• Deployed the application to Apache Karaf or JBoss Fuse application server
• Written build scripts for multi-project build using Gradle
• Written Gradle script to create OSGI bundles.

Environment: OOAD, Java 1.7, J2EE, JAX-WS, JAX-RS, SOAP UI, Git, JBoss Fuse, Apache Camel, Apache CXF, Apache ActiveMQ, Apache Karaf

Java Developer

Confidential -Alpharetta, GA

Responsibilities:

• Followed Scrum Incremental process of Agile Software Development methodology, also involved in creating stories in JIRA.
• Gathered business requirements and wrote functional specifications and detailed design documents
• Developed JSPs and display the data to the client side. Extensively used JSP standard tag libraries and Spring Tag Libraries
• Used JQuery to Auto Populate search text box with Json Object returned by Spring Controller.
• Implemented Spring MVC to connect to front end UI and perform operations
• Used Hibernate and Spring validations to perform validations of front end and Throw all the exceptions
• Implemented JPA ORM, JPA transaction manager and Spring Connection to connect with Database Object DB to persist data into database and retrieve data whenever necessary from Multiple Data resources
• Used Typed Query for performing insertion, deletion, retrieving data from Database using JPA Entity Manager
• Used Spring IOC, Autowired Pojo and DAO classes with Spring Controller
• Employed Spring JDBC to implement batch jobs to pull organization structure related data.
• JQuery library has been used for creation of powerful dynamic WebPages and web applications by using its advanced and cross browser functionality
• Implemented SOA (Service Oriented Architecture) using SOAP and REST, primarily involved in consumption of JAX - WS web services using Apache CXF framework with SOAP messages.
• Developed common XML schema's (XSD) as client contracts used to publish Top Down approach based Web Services
• Used JAXB to manipulate XML by taking XML schema and converting to class and reading XML files to create the instances of the class.
• Used SOAP-UI to test the Web Services using WSDL.
• Used AJAX and JavaScript to handle asynchronous requests; and CSS was used to keep uniformity in look of the application
• Responsible for using XML Schema XSD, SAX, DOM, XSL, XSLT, XPath for development
• Involved in writing batch processing job for Jenkins to Auto populate data base Every day at 6pm.
• Deployed the application to JBOSS server
• Build components scheduling and configuration using Maven2
• Wrote numerous test cases using JUnit framework and JUnit/Selenium for front end UI testing.

Environment: OOAD, Java 1.6, J2EE, HTML, XHTML, CSS, JavaScript, AJAX, JQuery, Spring 3.0, Maven2, JPA, JAX-WS, SOAP UI, SVN, JBOSS, Spring MVC, JUnit 4.

Java developer

Confidential -Plano, TX

Responsibilities:

• Implemented the architecture of the modules according to the J2EE standards (Presentation - tier, Business-tier and Persistence-tier)
• Part of a design team with extensive usage of Rational Rose in detail design phase through the detailed use cases with Sequence, Activity, Collaboration and Class diagrams using Rational Rose.
• Implemented open source MVC architecture using Spring MVC and configured the beans and extensively used Spring IOC for dependency injection.
• Used Spring AOP for transaction management features.
• Implemented persistence layer using Hibernate for Object relational mapping.
• Designed, developed and validated the front end using JavaScript, CSS, JSP Tag libraries for reusable web interface components including the open source Display Tag libraries.
• JavaScript is used for client side validation and scripting functions.
• Designed RESTful XML web service for handling AJAX requests.
• Designed REST APIs that allow sophisticated, effective and low cost application integration.
• Involved in creating and extracting data from database using SQL Queries, PL/SQL Stored procedures, triggers and packages on Oracle 10g database.
• Used TOAD to view and administrate the Oracle database.
• Implemented logging by using Log4j, developed assertions to work with JUnit, and worked SVN control for version controlling.
• Used Maven for build code.
• Built and deployed WAR and JAR files for the product using IBM WebSphere application server.

Environment: Java 1.5, Spring 2.5, Hibernate 3.0, Oracle 10g, JSP, JSF, HTML, CSS3, XML, XSLT, SOAP 1.3, JavaScript, JUnit, TOAD, IBM Websphere, Log4j, RESTful WS, Maven, Eclipse IDE, Rational Rose, Agile