PROFESSIONAL SUMMARY:

• 12+ years of IT experience in Java, J2ee programming on various application servers.
• Experience comprising multiple project phases on Health Insurance, Digital Marketing, Banking, Insurance, E - commerce, Telecom, Trade finance and Retail domains
• Expertise in developing Web based Distributed and Front-End applications in a three-tier architecture using Java, J2EE, HTML, JavaScript, Ajax, JQuery, DWR, JSP, Servlets, JSF, CSS, Angular JS, JavaBeans.
• Expertise in designing and developing enterprise applications using J2EE technologies, EJB 2.1, Struts 1.3, Spring, JDBC, Hibernate, JNDI, JMS, JAXB, SAX/DOM, Web services (SOAP/REST), JBOSS Fuse ESB/EAP, and Apache Camel
• Expertise in developing Object Oriented and distributed applications
• Expertise in design patterns including Factory Pattern, Data Access Object, Session Façade, Business Delegate, Service Locator, MVC, Data Transfer Object and Singleton.
• Expertise in XML and related technologies such as XSL, XSLT, X-PATH and JAXP (SAX, DOM) parsers.
• Hands on experience in Java Web Services using SOAP, WSDL and CXF Frame work as well as developing APIs for REST web service calls from scratch
• Experience in Guidewire claim center
• Good Knowledge on BRMS such as JBOSS drools
• Expertise in implementing web applications using IBM WebSphere 5.0/6.0/6.1JBoss 5/6, WebLogic, Apache Tomcat Server, JBOSS EAP6.4
• Good working Experience of ANT and MAVEN build tools
• Proficient with various J2EE IDE’s such as RAD 7.0, WSAD 6.0, IntelliJ and Eclipse 3.2/3.4
• Strong Experience in database design using Oracle 8i/9i/10g/11g, PL/SQL, DB2 and MySQL
• Experience with NO SQL Database such as Marklogic 7.x
• Expert in various agile methodologies viz., Incremental and Iteration methodology
• Strong experience with JU nit in performing unit test and determining the application functionality.
• Experience using Java Platform, Enterprise Edition (Java EE) 5/6/7/8
• Experience with Git Hub, PVCS, SVN, Clear case, Perforce, and CVS versioning tools
• Experience in working with different operating systems Windows 98/NT/XP/7, UNIX.
• Experience with Continuous Integration / Continuous Delivery using modern DevOps tools and workflows such as Jenkins
• Strong experience in different phases of Software Development Life cycle (SDLC) including Design, Implementation and Testing during development of software applications
• Expertise in Production Support tools Maximo, Intrascope, Layer 7 Policy Manager, New relic and Splunk
• Experience in 24x7 on call support, involving troubleshooting, Incident diagnosis and problem resolution. Expert in Root Cause Analysis, overall systems testing and migration of platforms and applications to production

TECHNICAL SKILLS:

J2EE Technologies: Struts 1.x, Spring 1.x,2.x/3.x, JSF 1.x, EJB 2.x, Hibernate 2.0/3.0, JDBC 2.1/3.0, Servlets, JSP, JNDI, JMS, Junit, JAXB, JAXP, REST, Web Services.

Languages: Java 1.4/1.5.1.6 , 1.71.8, J2EE, PL/SQL, SQL, XML, XSL, XSLT, X-PATH.

Application Server / Web Server: IBM WebSphere Application Server 5.0/6.0/6.1, Jboss5.x/6.x, Apache Tomcat 5.x/7.0, WebLogic Application Server 8.1/9.1, Jboss EAP 6.4.

Web Technologies: HTML, DHTML, CSS, JavaScript, AJAX, DWR.

IDEs: IBM WebSphere Application Developer 6.1, Eclipse 3.2/3.4, RAD7.x, STE, IntelliJ.

Database: Oracle 8i/9i/10g/11g, DB2, MySQL, Mark Logic 7. x.

Database Tools: Win SQL, SQL Developer, Toad.

Operating Systems: Linux, UNIX, Windows 7/2000/XP/NT

Configuration: ClearCase, CVS, Perforce, PVCS, SVN, Git.

Middleware and ESB: Apache Camel,JBOSS FUSEESB/EAP.

Others: Maven, ANT, Jira, JMeter, Maximo, Introscope, Splunk, Soap UI, REST Client.

PROFESSIONAL EXPERIENCE:

Confidential, Germantown, MD

Sr. Java Developer

Responsibilities:

• Followed Agile Methodology to analyze, define, and document the application which will support functional and business requirements.
• Actively participated in the daily scrum meetings to produce quality deliverables within time information and helped clearing ambiguity in requirements document.
• Followed Spring MVC framework for the development of the project.
• Used Spring framework including Springcore /IOC, SpringWeb-MVC, SpringBatch, SpringBoot, SpringSecurity, SpringORM, SpringAOP modules
• Implemented spring framework BeanFactory & Application Context for bean initialization and configurations.
• Used SpringAOP for logging, auditing, and security and transaction management to distinguish business logic from the crosscutting concerns.
• Implemented the back-end functionality of the modules using Singleton and Session Façade design Patterns.
• Used Hibernate as an ORM tool to interact with the database.
• Involved in development of POJO classes and writing Hibernate Query Language (HQL) queries.
• Used Kafka to load data in to HDFS and move data into NoSQL databases like Cassandra.
• Asynchronous messaging is done using JMS and created Queue for point to point messaging.
• Developed and consumed Enterprise web services (RESTful and SOAP). Generated client using Jersey and Axis frameworks using Eclipse.
• Used Spring Boot which is faster in building Micro services and developed spring-based web applications with very less configuration. Validation is performed using Struts validator. Created JSP pages using standard JSTL tags, strut tags and custom tags.
• Worked with EJB in the server-side to encapsulate business logic of the application.
• Successfully implemented the code for my module using struts and hibernate.
• Implemented DAO for data access using Spring ORM with Hibernate.
• Consumed web services using JSON and REST to get the registered users, update their status.
• Responsible in development of presentation layer using jsp and servlets.
• Developed the Services using AWS Elastic Search, Restful Services using JAX-RS& Java.
• Experience in using Data Access Objects (DAO), Singleton, Business Delegate and Factory Patterns to increase the performance of the system.
• Responsible for the Design and management of database in DB2 using Toad tool.
• Configured and administered JDBC, JMS, and cluster EJB objects in WebLogicServer.
• Performed logging of all the debug, error and warning at the code level using log4j.
• Involved in developing object-oriented JavaScript and experienced with AJAX, JQuery, HTML5, Angular 2.0, Node JS and CSS.
• Implemented Angular 2.0 controllers to maintain each view data. Implemented Angular service calls using Angular factory.
• Used JQuery library to build Ajax based web application module.
• Experience in designing high availability, scalable, fault tolerant AWS Cloud platform.
• Implemented AWS solutions using EC2, S3, RDS, EBS, Elastic Load Balancer, Autoscaling groups, optimized volumes and EC2 instances. Involved in code reviews and giving inputs to the client about the changes to be made to reduce the cost cutting in the project.
• Imported data from XML files and flat files to standard formats and published into JMS queue using JBoss.
• Used JIRA for bug tracking, and automated build process by writing Maven build scripts.

Environment: Java 8, JDK, UML, Struts, HTML5, Angular 2.0, Spring MVC, Spring framework 4.0, Eclipse, JSON, REST, Oracle, Tomcat, JSP, JQuery, Servlets, Hibernate 4.3, XML, CSS3, Junit, Jira, SVN, Log4j, TOAD, UNIX, GWT, Ant, Agile, Scrum.

Confidential, Brenham, TX

Sr. Java Developer

Responsibilities:

• Involved in development and scrum meetings using agile methodology
• Participated in design, discussion, estimations and team meetings
• Prepared the HLD’s using Micro-soft Visio
• Prepared the Technical Detail design document
• Implemented Claim Number generation and Geo-code mapping functionality
• Implemented Restful web service publishing and consuming using jersey implementation.
• Developed web service collection (SOAP)
• Written Dependency Injection (DI) or Inversion of Control (IOC) using application context xml file
• Implemented communication between two applications using JMS
• Used Soap UI for testing the web services
• Implemented Mongo DB the data is stored in form of JSON style document
• Used Rally project management tool for tracking project developments status
• Written Junit Test cases
• Built and deployed application using Maven
• Used Git for Version controlling system
• Used Log4j for debug the application

Environment: Gosu, Java.17, Spring, Restful, Web Services(SOAP), JSON, XML, Maven, Log4j, IntelliJ, Junit, Jersey, Git, JMS, Rally, Jenkins, Jetty, Toad, MySQL

Confidential, Chicago, IL

Sr. Java Programmer

Responsibilities:

• Involved in design discussions, estimations and team meetings
• Developed UI components using HTML, CSS, JavaScript, Angular JS
• Implemented the Endpoints using Restful web services
• Involved in developing code for obtaining bean references in spring framework using Dependency Injection (DI) or Inversion of Control (IOC)
• Developed Spring DAO to access the Database.
• Implemented Restful web services in java with JAX-RS reference implementation Jersey
• Used Rest Client for testing the Restful web services
• Used JMeter for load and performance testing of application
• Written Junit Test cases using Mockito
• Performed code coverage using Emma tool
• Built and deployed application using Maven
• Used JIRA project management tool for tracking team plans.
• Fixed issues raised by the testing team
• Used JENKINS for continuous integration build and GIT for Version controlling system
• Followed Agile methodology

Environment: Java, Spring, RESTful Web services, JSON, JMeter, Rest Client, Maven, Log4j, Eclipse, Emma, HTML, JavaScript, CSS, Angular JS, Mockito (Junit), Git-stash, STE, Tomcat, JIRA, Glassfish, and MySQL

Confidential, Newark, DE

Sr. Software Engineer

Responsibilities:

• Understanding user requirements and functional specifications of the application
• Involved in designing and construction of application
• Involved in analysis and design phases of Software Development Life Cycle (SDLC)
• Implemented UI components using HTML, JSP, JavaScript and CSS
• Developed application based on Spring Web module and the application uses Struts to handle the Web request
• Implemented server-side validations using Struts validator framework
• Involved in developing code for obtaining bean references in spring framework using Dependency Injection (DI) or Inversion of Control (IOC)
• Implemented DAO components using Spring DAO and JDBC
• Developed Web services using JAX-WS and JAX-RS
• Developed REST API for communication to external application, application integration.
• Used Soap UI for testing the SOAP and Rest Full Web services.
• Developed Xml parser (SAX/Dom) to convert java objects to xml and xml to java objects.
• Handled Asynchronous calls using JMS.
• Written SQL queries and Stored procedures for Database operations.
• Pleasant experience in development and maintenance/production support, through On-call Support both onsite and through work-from-home (non-office hours); troubleshooting
• Working on issue resolutions, and fixing the production issues
• Developed Performance graph dashboards for Intro scope for all applications and datacenters.
• Used the SPLUNK tool for pulling the application logs
• Worked with SVN for Version controlling files
• Written Maven scripts to build and generate WAR file
• Used LOG4J & JUnit for debugging, testing and maintaining the system state

Environment: Java1.5, Spring2.5, JSP, JSTL, JavaScript, Struts1.x, Web Service, (SOAP/REST), POJO’s, CSS, log4j, JAX-WS, JAX-RS, Websphear6.1, Oracle9i, JUnit, SVN, Maven, DWR, RAD 7.0, DB2, Splunk, Introscope, Oracle, XML, SAX, DOM

Confidential, Tallahassee, FL

Sr. Software Engineer

Responsibilities:

• Prepared Technical design document
• Design and implementation of user interface using JSP, HTML, JSF and JavaScript
• Implemented Web components using Struts MVC to handle user requests
• Developed Java utility classes for business logic
• Developed DAO components using JDBC
• Developed Adapter classes to interact with mainframe data
• Involved in implementing Duplicate Request processing, Pub version and Formatter functionality
• Worked with ClearCase for Version controlling files
• Implemented services and interacted with other applications using SOAP
• Developed Procedures and cursors for database operations
• Build and deploy application using Maven tool
• Involved in production support, issue resolutions, and code fixing
• Used Junit framework for executing the Unit test cases

Environment: Java1.6, JSP, Servlets, Struts1.3, JSF1.1, Web Services, SOAP, WSDL, JavaScript, Maven HTML, Log4j, Eclipse, ClearCase, WebLogic 9.1, SQL Developer, Junit, Oracle9i and Mainframe

Confidential, Chicago, IL

Sr. Software Engineer

Responsibilities:

• Involved in Requirement gathering and analysis
• Actively involved in development and Scrum meetings using agile methodology
• Developed UI interfaces using JSP, HTML, JavaScript and AJAX
• Used Ajax to render the data dynamically
• Involved in implementation of client-side validations using JavaScript
• Implemented struts action classes to handle web request
• Developed EJB session beans for Business logic
• Implemented Container managed truncations using EJBs
• Developed session beans to communicate with hibernate
• Developed Hibernate hbm & configuration files for mapping Java classes with Oracle Database tables
• Hibernate Query Language (HQL) as the Persistence Framework, for mapping the object. Oracle as the Database.
• Worked on Web Services by using SOAP messages as communication between the client and server
• Implemented Dom parsers to read the xml document
• Involved in implementing the On-Demand functionality
• Utilized Log4j for logging application-debugging logs
• Worked with PVCS for Version controlling files
• Used SQL Developer to perform the Database operations
• Implemented Selenium test cases for testing
• Developed & executed Junit test cases in Unit testing
• Used Maven tool to build and deploy the application

Environment: Java 1.5, Servlets, JSP, Struts1.3 EJB 2.0, JNDI, Java Beans, AJAX, RAD7.0, WebSphere 6.1, Hibernate 3.0, TOAD, XML, PVCS, JavaScript, DOM, SAX, DTD, XML Schemas, Oracle, Log4j, Junit

Confidential, San Francisco, CA

Sr. Software Engineer

Responsibilities:

• Interacted with business managers to transform requirements into technical solutions
• Followed agile methodology
• Implemented GUI using JSP, HTML, JavaScript, and DWR. JAX implementation using DWR and Java script
• Created Action Forms, Action classes, and Model classes, and specified Action Mappings using struts framework
• Implemented DAO components using Spring DAO and JDBC
• Implemented server-side validation using Struts-validator framework
• Implemented Transaction management using Spring JDBC
• Implemented Add to Bag and RTO Services functionality
• Written SQL queries and Stored procedures for Database operations
• Implemented Service components using Spring, web services for remote function callings
• Unit testing using Junit framework

Environment: Java1.5, JSP, Servlets, Struts1.3, Spring2.5XML, JavaScript, HTML, CSS, JDBC, Log4j, Eclipse, SVN, Maven, Tomcat3.4, Mingle, Toad and Oracle9i

Confidential

Sr. Software Engineer

Responsibilities:

• Involved in preparing UI components using JSPs, HTML, and JavaScript
• Developed JavaScript for client-side validation
• Implemented Struts framework based on the Model View Controller design pattern for handling web request
• Implemented struts Validator framework for server-side validation
• Designed and developed business components using Session beans in EJB
• Implemented Bean managed transaction-using EJBs
• Developed DAO components using JDBC to access the databases
• Involved in implementing the new service NPL Intracity
• Involved in fixing the issues for NPLC services.
• Involved in preparing the system specification documents. Involved in preparing and executing the unit test cases
• Built applications using Ant tool

Environment: Java1.5, JSP, Servlets, Struts1.2, EJB 2.0XML, JavaScript, HTML, CSS, JDBC, Log4j, Junit, ANT, Eclipse3.2, Toad, CAM, VSS, Oracle, Tomcat and Bugzilla

Confidential

Software Engineer

Responsibilities:

• Involved in Software Development Life Cycle (SDLC) of the application, requirement gathering, design analysis and code development
• Involved in Impact Analysis and preparing Impact summary, Impact checklist, Test cases, Estimation documents
• Handled the SCF Form for Process. Involved in development of web pages using JSP, HTML, DWR, Tiles and JavaScript
• Implemented AJAX calls using DWR framework
• Implemented Spring web module to integrate with Struts framework for handle user request
• Written Dependency Injection (DI) or Inversion of Control (IOC) using application context xml file
• Written Spring DAO and JDBC classes to access databases and manage the transactions
• Developed Service components using spring
• Written SQL, Procedures and Cursors to creating database tables and accessing data
• Design and implementation of Tiles
• Implemented asynchronous calls using JMS
• Developed remote calls using Web Services (SOAP)
• Involved in Defect fixing raised at SIT and UAT
• Performed Unit testing using Junit
• Built & deployed the application using Maven
• Attended client and project management team meeting

Environment: Java1.5, JSP, Servlets, Struts1.2, Tiles, AJAX (DWR), Spring.2.5, JavaScript, HTML, Web Services, SOAP, WSDL, SOAPUI, JMS, CSS, Log4J, Junit3.8.1, PVCS, Toad, Eclipse/My Eclipse, Tomcat 5.x and Oracle 9i Maven.