PROFESSIONAL SUMMARY:

• Over 08+ years of experience in Object Oriented Designing, Developing, Implementation and testing in Client/Servers e - business applications using Java & J2EE Technologies.
• Good exposure to all phases of SDLC process, including system use case, functional & technical specification documentation based on business requirements.
• Review design documents with stake holders and collect approvals
• Strong Experience in developing the application using frameworks like Struts, Java Server Faces (JSF) and Spring Frameworks worked on maintaining the persistence using Hibernate, JPA ORM.
• Experienced in implementing presentation layer using JSF, JSP, HTML, CSS, JQuery, JavaScript, Angular.Js, Angular 2, Ext.Js, JSON and Servlets.
• Proficiency in developing web services (Soap, Restful) that include several components like SOAP, WSDL, XML,XSD, Axis2, JAXB, JAX-RS and JAX-WS. Also Developed SOAP web services using Apache CXF.
• Experience deploying applications on Apache Tomcat 6 Web Server, BEA Weblogic, WebSphere 5.0/6.0 application server environments.
• Designed and developed multiple J2EE(TM) Model 2 MVC based Web Application using J2EE(TM) Technologies, Patterns and popular open-source framework Struts, Spring MVC, Spring, JPA and Hibernate.
• Excellent Knowledge of Object Oriented Analysis & Design using UML.
• Good experience with RUP, Agile methodologies.
• Experience implementing SOA, Webservice applications.
• Extensive experience in Amazon Web Services (Amazon EC2, Amazon S3, Amazon SimpleDB, Amazon RDS, Amazon SQS, AWS Identity and access management, AWS Cloud Watch, Amazon EBS
• Experience with Software designing and modeling using UML on Rational Rose and Enterprise Architect.
• Hands on experience in deployment of J2EE applications on JBoss, Tomcat, IBM Web Sphere and WebLogic Application Servers.
• Experience maintaining the project in IBM Rational Clear Case, SVN, CVS, StarTeam version control repositories.
• Experience in building an application using the alfresco content application server.
• Experience in using XML based technologies and parsers DOM, SAX, JAXP, JAXB.
• Good knowledge in Python and Hadoop, HDFS, MapReduce, Hive, HBase, Flume.
• Experience in database design, NoSQL, data modeling and developing stored procedures, functions and triggers using SQL plus, SQL developer in Oracle 9i, My SQL and DB2.
• Performed configuration, deployment and support of cloud services using Amazon Web Services.
• Experience in AmazonEC2 in setting up instances, worked closely with infrastructure teams to troubleshoot complex issues and setting up security groups.
• Experience in several agile frameworks like Scrum, XP, using TDD and ATDD approach.
• Experience in managing the build files using ANT and Maven.
• Experience in using the Log4j framework for Logging Java Application.
• Experience in developing, designing in UML, Package, Class and State Diagrams.

PROFESSIONAL EXPERIENCE

Confidential, Atlanta, GA

Sr. Full StackJavaDeveloper

Responsibilities:

• Worked as per Agile Methodology (Scrum) to meet customer expectation, timelines with quality deliverables.
• Responsible for creating efficient design and developing user interaction screens using HTML5, CSS3, JavaScript, JQuery, Ajax for service calls on pages to interact with the server.
• Implemented different validation control on the web-pages using AngularJS and developing a cross-platform JavaScript based solution using Angular JS.
• Involved in research, implementation and review of JQuery and JavaScript functions to use plugins for representing data in graphs.
• Worked on designing specific programs efficiently through knowledge of multithreading using the API with the goal of increasing performance on a wide variety of applications.
• Used java8 Lambda expressions along with Streams for creating internal iteration and performing chain operations such as Filter, Map, Collect on a collection.
• Used the Spring IOC feature to get Hibernate session factory and resolve other bean dependencies also used Spring framework AOP features and JDBC module to persist the data to the database for this application.
• Validated forms using Angular 2 and regular expressions there by providing client side validation and server validation.
• Implemented logging and transaction manager using Spring AOP concept.
• Connected to Data sources and performed operations using Spring Data Framework features like Spring JDBC and Spring ORM.
• Developed the persistence layer using Hibernate Framework, created the POJO objects and mapped using Hibernate annotations.
• Designed and developed micro services business components using Spring Boot.
• Consumed REST based micro services with Rest template based on RESTful APIs.
• Developed Data Services using XML messages that use REST web services, Created REST envelope.
• Used JAXB to read the xml file and then created instances of generated classes.
• Used XSLT to change the Data formats into XML to XML and XML to PDF formats.
• Involved in creating EC2 instances and installed required configurations and applications on it and created S3 buckets for storing object level data into it.
• Created customized AMIs based on already existing AWS EC2 instances by using create image functionality, hence using this snapshot for disaster recovery.
• Developed Maven scripts to build and deploy the application in the WebSphere Application Server.

Environment: s: Core Java,Spring Core, MVC, Rest Webservices,Postgres, PG4Admin,Struts, Scrum, Spring Core, Rest Webservices,Spring Tool Suite, Redmine,Oracle 12c,Windows 7/10, Node js, Electron js, HTML, JavaScript,Visual Code, HTML 5,Eclipse, Jenkins.

Confidential, Austin, TX

Sr. Full StackJavaDeveloper

Responsibilities:

• Followed Agile software development practice paired programming, Test Driven development and Scrum status meetings.
• Involved in the design of the applications using J2EE. This architecture employs a Model/View/Controller (MVC) design pattern.
• Design, develop, and technologies. debug web-based software solutions, with a focus on Java, API's/ back-end services and relational database
• Develop quality code adhering to Scala coding Standards and best practices
• Implemented design patterns Scala for the in application.
• Used Java-J2EE patterns like Model View Controller (MVC), Business Delegate, Data Transfer Objects, Data Access Objects, factory and Singleton patterns.
• Created endpoints using annotations that specify the configuration parameters of the endpoint and designate its lifecycle callback methods using Java API for WebSocket that enables Java EE7 applications.
• Building, Deploying and hosting an application on Cloud Foundry Environment.
• Used Groovy as a scripting language inside an application, for building the scripts.
• Implemented MuleSoft integration platform for connecting SaaS and enterprise applications in the cloud.
• Designed and developed a decision tree application using Neo4J graph database to model the nodes and relationships for each decision.
• Worked with No SQL databases like MongoDB to save and retrieve the data.
• Implemented Neo4j to integrate graph databases with relational database and to efficiently store, handle and query highly connected elements in your data model especially for object oriented and relational developers.
• Used Apache Kafka for distributed publish-subscribe messaging system that is for alerting and reporting on operational metrics to Kafka producers and consumers occasionally publish their message counts to a Kafka topic a service can be used to compare counts and alert if data loss occurs.
• Automated AWS deployments with shell scripts and Ant scripts and connected AWS test environments with hosts used for build.
• Created stand-alone, production-grade Spring based Applications using Spring Boot.
• Deploy an application to Cloud Foundry by running the Cloud Foundry Command Line Interface.
• Upgraded existing UI with HTML5, CSS3, JQuery and Bootstrap with Angular Js interaction.
• Configure Kibana to encrypt communications between the browser and the Kibana server.
• Used Log4j utility to generate run-time logs.
• Used Maven and Jenkins tools for automatic building and deploying the Web applications.
• Created SOAP based web service using JAX-WS and tested service using SOAP UI.

Environment: s: Core Java,Spring core, Hibernate, Jenkins, Rally, Eclipse, Maven, FlashRay, GWT, Jenkins, Perforce, Ant, Windows 7. Novo Nordisk

Confidential, NJ

Sr. Full StackJavaDeveloper

Responsibilities:

• Analyzed requirements with team, write High Level design documents, System Use Case, analyze risk factors.
• Followed agile methodology during complete SDLC process.
• Participated Agile/Scrum development and deployment teams
• Used Spring Framework 4.1 for the application development.
• Responsible for Web UI development in JavaScript using jQuery, AngularJS, and AJAX
• Implementing JSP Standard Tag Libraries (JSTL) along with Expression Language (EL).
• Creating custom, general use modules and components which extend the elements and modules of core AngularJS.
• Used Spring for bean instantiation, annotations, controllers, request mapping to handle the webservice request and response.
• Developed REST Web services to make web service calls simple and easy for the client to access it with the help of standard HTTP URIs.
• Developed DAOs using JPA, hibernate persistence API for the database operations to interact with Oracle Database.
• Implemented Spring Boot Micro Services to divide the application into various sub modules.
• Used micro-services architecture with Spring based services to integrate user libraries in the application.
• Using Amazon Route53 to manage public and private hosted zones.
• Configured AWS Virtual Private Cloud (VPC) and Database Subnet Group for isolation of DB Instances.
• Exported SQL data in to Elastic search to allow much faster and scalable user searches from the database.
• Implemented AWS IAM for managing the credentials of applications that run on EC2 instances.
• Integrated configured Camel with ActiveMQ to use it as bus.
• Designed and developed necessary PL/SQL for the database operations as needed.
• Batch jobs were automated using the Quartz scheduler.
• Used Maven for the project management like build, install.
• Deployed application on Apache Tomcat server.
• Involved extensively in Code Reviews, Unit testing and Process Improvements.

Environment: s: Java, HSQL DB, Core Java, Spring, Hibernate, Jenkins, Agile Fant, Eclipse, Putty,SVN, Maven, JIRA, SOAP, web services, Liferay, Jenkins, WinScp, Ant, Windows 7 CVS

Confidential, CA

Sr. Java Developer

Responsibilities:

• Followed Agile software development practice paired programming, Test Driven Development and Scrum status meetings.
• Involved in the design of the applications using J2EE. This architecture employs a Model/View/Controller (MVC) design pattern.
• Integrated New Relic monitoring agents to validate app-cloud performance.
• Implemented Spring Batch to update the customer information to downstream systems.
• Created ant archetypes for generating fully functional REST web services supporting both XML and JSON message transformation. Archetypes built on Spring 3.0 technology.
• Used JavaScript frameworks such as JQuery, Dojo, Ext JS, CSS preprocessors such as LESS or SaaS.
• Implementing or exposing the Micro services based on RESTful API utilizing Spring Boot with Spring MVC.
• Developed screens using HTML 5, CSS, JavaScript, JQuery and AJAX.
• Extensively used Hibernate concepts such as inheritance, lazy loading.
• Implemented SOA to develop REST Based Web services using Apache Axis.
• Designed web screens for various modules using JSF, HTML, CSS and used Java Script as client side validation and used MongoDB (NoSQL) for database services.
• Created and implemented PL/SQL stored procedures, triggers.
• Involved in fixing the bugs and defects at Development and production levels.

Environment: s:WDL, Java, HPQC, Oracle 10g,Core Java, Spring, iBatis, Apache Wicket, Oracle, SQL Developer, Hudson, Sonar, HPQC, Tortoise, SVN, Maven, Ant, Windows XP, Windows 7, JPMC, Oracle 10g,Flex.

Confidential, NJ

Java Developer

Responsibilities:

• Designed front end components using JSP and XSL.
• Developed, Tested and Debugged the Java, JSP and EJB components using Eclipse RCP.
• Developed web based application using struts framework for MVC architecture.
• Setting up the basic project set-up from scratch of Struts-Hibernate App based on Design
• Development using the Use Cases and business logic & Unit Testing of Struts Based Application
• Developed JSP pages using Custom tags and Tiles framework and Struts framework.
• Developed the User Interface Screens for presentation logic using JSP, Struts Tiles, and HTML.
• Used Apache CXF to post messages to external vendor sites and exposed Web Services to other client applications like a Admin Tool.
• Worked with MySQL, SQLYog and Workbench.
• Created SOAP based web service using JAX-WS and tested service using SOAP UI.
• Implemented Java Messaging Services (JMS) for asynchronous messaging using the Message Driven Beans. Used Message Driven Beans to call the EJB.
• Used JIBX binding to convert Java object to XML and vice-versa.
• Used XSLT for generation of HTML and Text templates from the XML.

Environment: J2EE, Servlet, spring, XML, JDBC, Ant, Subversion, Struts Framework, Hibernate, SOAP UI, REST, Oracle WebLogic 10, Oracle 11g, EJB 3.0 Apache CXF, JMS, JBoss, UNIX and Eclipse RCP.