Navjot K

Sr. Java Developer

Ph No: 908-***-****

Email id: acuql5@r.postjobfree.com

Professional Experience:

8+ years of experience in the IT industry involving analysis, design, implementation, integration and testing of various systems.

Good Exposure to Web Application Development using J2EE technologies and Oracle.

Extensive experience in architecture, design and building Complex Business components, developing Multi-Tier Web Applications and Server side Business Logic using Java, J2EE, XML, Apache Tomcat, JBoss, Web Logic, Servlets, JSP, Spring, Struts, Hibernate, Web Services (JAX-RS, JAX-WS), JDBC, PL/SQL, AJAX, JMS, Maven, Log4J, HTML, JavaScript, NPM.

Good Exposure to work on Frame Work using Struts MVC Architecture.

Good Knowledge on Sockets, Java Beans and Swing, awt, Python.

Extensive experience with Model2 (MVC) architecture and Jakarta Struts/Tiles. Solid experience in using Jakarta Apache frameworks like Struts, ANT, JUnit and Log4J. Good knowledge in Object Relation mapping using Hibernate.

Extensively worked on open source control frameworks Struts, Hibernate and have in depth knowledge of design patterns and Multi threading.

Created and consume Rest Web Services and SOAP WebServices

Good in web based client-server Architectures and Frameworks such as Struts, Spring 2.0.

Experience in design, development and deployment of enterprise applications for J2EE platform using JAVA, J2EE, Hibernate 3.0, Springs, JPA, Web Services, EJB 3.0, and XML JavaScript, SQL, HTML.

Good Knowledge of Web Services using SOAP and Restful.

Having experience in low level design and reengineering of java projects. This includes extensive knowledge of Swing/ Spring Core/ Spring Framework, Spring MVC, Web services(Soap, REST),

Experience in developing secure web applications using Struts and Spring frameworks.

Experience in dynamic web development using JQuery, AJAX, Java Script, XML and CSS.

Experience in developing Web Services using SOAP and XML.

Strong Experience in Oracle 11g and backend programming. Good experience in SQL, ETL, PLSQL, DB2. Normalization, creation of stored procedures and function.

Excellent client interaction skills and proven experience in working independently as well as in a team.

Proficient with Software development methodologies like Agile Methodologies.

Excellent Team player with very good attitude and excellent interpersonal skills with analytical abilities, communication skills.

Good work experience on RDBMS like Oracle and MySQL. Creating SQL statements & Sub queries.

Worked on Service Oriented Architecture (SOA) such as Apache Axis web services which use SOAP, WSDL. Exposure to JAXB & JAX-WS.

Education:

Bachelors in Technology

Technical Skills:

Web Languages

Java, J2EE (JSP, JSF, Servlets, Struts 2.0, Spring Web Flow,

JSP Tag Libraries, EJB 3.0, JDBC, JavaScript, SQL, Ext JS

Frameworks

Spring MVC, Struts, JSF Framework

Methodology

OOAD, OOPS, UML, RUP, Autosys

Scripting Language

JavaScript, CSS

Markup Language

HTML

Database

Oracle11g, MySQL 5.x and SqlServer

Operating System

DOS, Windows, Unix

IDE Tools

Eclipse, RSA, JBuilder, Oracle ADF, Web Logic, Enterprised Architect, Rational

Rose, LDAP, RUP Methodology, Clear Case/Clear Quest

Web Services

SOAP, REST, WSDL

Methodologies

OOPS/OOAD, UML, J2EE Design Patterns

Version Control

SVN, Clear case, CVS

Tools

RAD, Eclipse, Edit Plus, Apache Ant, log4j, JUnit, Visio, ANT, Maven

Web/App. Servers

Websphere Application Server 8.0, Apache Tomcat, SunOne Application Server,

Web Logic 11g/ 12c, JBoss 4.x/5.x

ORM Tools

Hibernate, JPA, iBatis

Other

MS Office Suite, MS FrontPage, Toad, SQL, VSS, Test Director,

Dreamweaver, Unit Test, NIKU.

General Motors, Alpharetta, GA Nov 15 – Present

Sr. Java Developer

Responsibilities:

Involved in gathering, analyzing and documenting business requirements, functional requirements and data Specifications for application development.

Involved in gathering, analyzing and documenting business requirements, functional requirements and data Specifications for application development.

Develop/program new functionality and features in line with functional specifications and business requirements.

Provide recommendations to management concerning issues of programmer productivity and software development management.

Develop core Java programs for all business rules and workflows using spring framework.

Re-factor existing code structure to separate core business logic and Data Access Objects (DAOs).

Implement Hibernate for data persistence and management.

Analyze and fix issues related to REST Web services and Application responses.

Write database queries and programs for data insertion, updates and views.

Design and develop the presentation layer using JSPs, JQuery and Ext JS using Sencha Architect.

Used Maven as the build tool and Tortoise SVN as the Source version controller

Used Subversion (SVN) as the configuration management tool to manage the code repository

Followed Agile Scrum methodology and used TDD for writing test cases

Upgrade of existing application platforms to latest versions of Java 7, Oracle Weblogic 12.1.3, SOA 12.1.3

Environment: Java 1.7, Spring Framework 4.0, Hibernate, Oracle 11g, Web Services, REST,

XML, SOA, Weblogic Server 12c, Ext JS 4.2.x, Sencha Architect 3

HSBC, Elmhurst, IL Feb 14 – Nov 15

Sr. Java Developer

Responsibilities:

Involve in gathering, analyzing and documenting business requirements, functional requirements and data Specifications for application development.

Develop/program new functionality and features in line with functional specifications and business requirements.

Document and maintain ETL processes

Build ETL processes using scripting languages

Provide recommendations to management concerning issues of programmer productivity and software development management.

Develop core Java programs for all business rules and workflows using spring framework.

Re-factor existing code structure to separate core business logic and Data Access Objects (DAOs).

Implement Hibernate for data persistence and management.

Analyze and fix issues related to REST Web services and Application responses.

Write database queries and programs for data insertion, updates and views.

Design and develop the presentation layer using JSPs, JQuery and JavaScript.

Involve in design, configuration, development and bug-fixes.

Conduct system analysis and development, with limited support from professional staff, to keep our systems current with changing technologies.

Built ANT scripts for automated deployment and for the build operation of the entire application

Involved in the Development of Spring Framework Controllers. Developed Controller for request, response paradigm by Spring Controllers using Spring-MVC

Developed a tool to retrieve and send data to third party service provider. This feature was implemented using REST.

Analyze, design, development of software systems to form a basis for the solution of information processing problems.

Responsible for analysis of current programs including performance, diagnosis and troubleshooting of programs presenting challenges and design solutions to overcome such.

Responsible for developments with clients and third parties in ensuring and meeting structural requirements.

Configured various interceptors for transaction management, security, Audit logging(database) and logging using Spring AOP

Used ANT scripts for automated deployment

Used RESTFUL client to interact with the services by providing the RESTFUL URL mapping

Exported web services using JAX-WS Spring support. Extensive experience in production support.

Implemented external customer page using Spring MVC pattern and IOC.

Automation of deployment and enhancement of web services testing framework primarily Jbehave.

Involved to work CA IDM web service interface is to allowed third party applications.

Integrated Hibernate with spring by coding a Spring Configuration file.

Enhanced database application for better data recovery connecting to Q/kdb database.

Conduct functional and performance testing

Used Python for development on some applications

Used NPM (Node Package Manager) for Node.js development

Used NPM to manager server side packages

Installing upgrades and monitoring system performance for WebSphere

Respond promptly and professionally to bug reports.

Used Git as the configuration management tool to manage the code repository

Environment: Java 1.6, Spring Framework 4.0, Hibernate, Oracle 10g, JPA, Web Services, REST,

WSDL, XML, JAXB, NPM, Python, WebSphere Server 7.0, DB Visualize, Logging, ETL, Ant, Git.

Hospira, Lake Forest, IL Dec 12 – Feb 14

Sr. Java Developer

Responsibilities:

Involved in gathering business requirements, analyzing the project and created UML diagrams such as Use Cases, Class Diagrams, Sequence Diagrams and flowcharts for the Optimization module using Microsoft Visio and UML.

Developed the application using Java/J2EE standards and guidelines.

Developed the UI Screens using JSP, JavaScript and HTML and did the client side validation with the JavaScript.

Used Spring MVC (Model View Controller) to handle/intercept the user requests and used various controllers to delegate the request flow to the Backend tier of the application.

Extensively used Hibernate 3.0 in data access layer to access and update information in the database

Created RESTful webserivces in pushing data to downstream systems

Used Hibernate in order to deal with large databases the organization has

Implemented data access tier using Spring DAO.

Used Spring IOC (Inversion of Control) to remove the object dependencies across the application.

Used ANT scripts to build the application and deployed on Weblogic Application Server

Integrated process into build system which auto-generates REST API documentation from source code

Developed all the User Interfaces using JSP and spring MVC

Implemented Data Access Layer Using Hibernate.

Implemented Singleton, MVC, Front Controller, Intercepting Filter, Data Transfer Objects and Data Access Objects design patterns.

Created war files & deployed on Tomcat using ANT deployment tool

Creation of REST Web Services for the management of data using Apache CXF

Followed Spring MVC Framework for the development of the project

Involved in writing PL/SQL stored procedures using PL/SQL Developer.

Tested, debugged and implemented the application using JUnit for unit testing.

Created ANT archetypes for generating fully functional RESTful web services supporting both XML and JSON message transformation

Used log4j for tracking errors and debugging the code.

Developed a fully functional prototype application using JavaScript and Bootstrap, connecting to a RESTful server on a different domain

Conducted code reviews against coding standards and made sure the best practices are maintained in development process

Environment: Java/Java EE 5, Eclipse 3.5, BEA Web Logic 10.X, spring 3.x, Spring MVC, Spring IOC, JSP,

JavaScript, HTML, JSTL, Hibernate 3.X, XML, ANT, UML, Log4j, Oracle 10g, REST, Web Services, Microsoft Visio, Windows XP, JUnit 3, PL/SQL Developer

BCBS Washington DC Jan 12 – Nov 12

Sr. Java J2EE Developer

Responsibilities:

Interacting with the application users coordinating on application requirements and providing software solution.

Extensive experience working in an agile development environment.

Worked on SOA architecture along with Mule to integrate the different applications for reliable and effective data exchange.

Used Spring Framework for Dependency injection.

Developed server-side services using Spring Web Services (SOAP, WSDL)

Enhancing the framework to improve the performance and to reduce the interface development time by introducing the xml based configuration.

Developed business logic layer using Spring Framework and integrated Hibernate

Designed the system based on Spring MVC Model architecture.

Used spring framework to achieve loose coupling between the layers thus moving towards Service Oriented Architecture (SOA) exposed through SOAP.

Analyses business needs and create software solutions.

Designed and developed the application front end using Spring MVC, JSTL, JQUERY, AJAX, CSS, JSON and Java Server Pages.

Worked on project build-script by using ANT.

Converted Business to customer services into SOAP Services.

Providing the technical solution for Complex production issues.

Used SOAP client to interact with the services by providing the SOAP URL mapping.

Worked closely with offshore development team and developed work estimates.

Participated in business/client meetings and reported and co-coordinated with all stakeholders.

Responsible for Creating/Configuring monitoring tools and automate proactive monitoring tasks.

Environment: Java, JDBC, Spring, Hibernate, SOA, JSP, WBIMB, WAS 7.0, SOAP,WSDL, PERL, ANT 1.6, XML, JavaScript, JPA, MQ Series, Tivoli, ITIL, Oracle and DB2.

Kaiser, Pleasanton CA Oct 10 – Jan 12

Java Developer

Responsibilities:

Designed and implemented the User Interface using JavaScript, HTML, XHTML, XML, CSS, JSP, and AJAX.

Used Spring JDBC to execute database queries. Created row mappers and query classes for DB operations.

Used spring framework for Dependency Injection and JDBC connectivity.

Developed RESTful Web services client to consume JSON messages using Spring JMS configuration. Developed the message listener code

Design HTML prototypes, visual interfaces and interaction of Web-based design.

Involved in development of custom Servlet handling http request and response objects.

Create JSP pages for the Customer module of the application. Coded a JS util file for commonly used JS validation.

Actively involved in code review, performance tuning and bug fixing phases.

Good team player with ability to solve complex issues. Initiated team discussions to improved efficiency of the system.

Used Maven as the build tool and Tortoise SVN as the Source version controller

Involved in the deployment of the application in Integration and Implementation environment.

Used Subversion (SVN) as the configuration management tool to manage the code repository.

Environment: Core Java, UNIX, J2EE, XML Schemas, XML, JavaScript, JSON, CSS3, HTML5, Angular JS, Hibernate, Design Patterns, Servlets, JUnit, JMS, MySQL, REST, Maven, Web Services, Apache Tomcat, Windows XP.

TCS, Bangalore, INDIA Apr 2007 – Sep 2010

Software Engineer

Responsibilities:

Involved in development, testing and maintenance process of the application

Used Struts framework to implement the MVC architecture

Created JSP, Form Beans for effective way of implementing Model View Controller architecture

Created Session Beans, Entity beans for transactions with the database using JDBC

Developed necessary SQL queries for database transactions

Developed and maintained the application configuration information in various properties files

Designed and developed HTML front screens and validated user input using JavaScript

Used Cascading Style Sheets (CSS) to give a better view to the web pages

Used Eclipse for code development along with CVS for managing the code

Performed testing and bug fixing

Environment: Java, J2EE, Struts 1.1, JSP 2.0, JavaScript, CSS, HTML, XML, Web logic Application Server 8.1, Eclipse, Oracle 9i.

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