Java Developer Web Services

Rajeshwari B

Sr. Java Developer

Email: **********.******@*****.***

Phone: 908-***-****

Professional Summary:

Around 7+ years of experience as a developer in IT industry with expertise in Object Oriented programming, designing, developing and testing of Client/Server, Enterprise and Web Applications using java and J2ee

Strong working experience with application development using JDBC, Servlets, JSP, Java Beans, JMS, Struts, spring, Hibernate and Web services.

Hands on experience in web development using technologies like HTML/HTML5, DHTML, XML, XHTML, CSS/CSS3, JavaScript, jQuery, Bootstrap and AngularJS

Proficient in Core Java concepts such as Multi-threading, IO, Exceptions and Collections.

Experience in working with all stages of Software Development Life Cycle (SDLC).

Expertise in developing and consuming Web services including different technologies and standards like DTD, XSD, SOAP, WSDL, RESTful and Apache Axis.

Strong experience in XML related technologies including XSD, DTD, XSLT, XPATH, DOM, SAX, JAXB and XML Beans.

Hands on experience in using various Charting/UI tools like High Charts, Google API, jQuery UI and Bootstrap.

Experience in MVC (Model View Controller) architecture with JDBC and Hibernate Framework, SQL and J2EE design patterns.

Expertise in using IDE Tools like Eclipse, NetBeans, JBuilder, IntelliJ IDEA, Rational Application Developer(RAD) for Java/J2EE application development

Hands on experience in working with Hibernate persistence tier which involves developing Mapping files and Hibernate POJOs/DAOs and extensive experience working in Spring Framework and O/R mapping Hibernate Framework.

Experience in implementing IOC/Dependency Injection features in various aspects of Spring Framework like Spring Core, Spring Security, Spring Batch, Spring Boot, MVC.

Experience in using Apache ANT and MAVEN tool to build and deploy Java/J2EE Applications

Expertise in database modelling and development using SQL, T-SQL, PL/SQL, Oracle, MySQL and SQL Server environments.

Worked with bug reporting tools like Junit, JIRA and Bugzilla for bug tracking, issue tracking, and project management.

Expert in writing client-side validations using validation framework, Java Script and Angular JS.

Designed and development web-based applications using different web and application servers such as Apache Tomcat, WebSphere 8.0, JBoss and WebLogic.

Good working knowledge of Extreme Programming using Agile methodology with iterative and incremental software development. Expertise in using Version control tools like SVN and GIT, CVS.

Technical skills:

Languages

Java, C, C++, J2EE, UNIX Shell, JavaScript, PL/SQL, SQL, UML

Technologies

JSP, Servlets, JDBC, HTML, DHTML, Custom Tags, JMS, LDAP, Java Mail, XML, XSLT, CSS, jQuery, Bootstrap

Scripting Languages

JavaScript, Angular JS, MongoJS

App/Web Servers

WebSphere Application Server, Web Logic, JBoss, Tomcat

Frameworks

Struts, Hibernate, Spring

Web Services

SOAP, RESTful

Building Tools

Ant, Maven, Log4J, Gradle.

Developer IDEs

Eclipse, Edit plus, Text Pad, JBuilder, Net Beans, IntelliJ IDEA

Version Control

SVN, GIT, Clear case

Bug Reporting Tools

JUNIT, JIRA, Bugzilla

Reporting Tools

Jasper Reports, Crystal Reports

Databases

Oracle, MySQL, MS SQL Server Process, MongoDB

Methodologies

SDLC, OOPS/OOAD

Others

JMS(RabbitMQ), Java Mail API, Postgre

Professional Experience:

Ultimate Software, Weston, FL Aug 16 - Present

Sr. Java J2EE Developer

Responsibilities:

Involved in Analysis, Design, Development, UAT and Production phases of the application.

Configure Oracle Times Ten in-memory database for loading data into memory for faster running of queries.

Design classes in backend to process various requests from front end and to generate responses using Servlets, core java and PL/SQL.

Involved in designing user friendly GUI using HTML, CSS, JavaScript, jQuery and AngularJS.

Analysis of HTTP requests and responses using proxy tools to identify security issues and to design and develop the solutions to resolve the same.

Used the Inversion of Control module of spring framework.

Preparing DB scripts and PL/SQL programming to resolve DB related production issues.

Developed the Persistence Layer using Hibernate.

Developed Controller for request, response paradigm by Spring Controllers using Spring-MVC.

Configured the URL mappings and bean classes using Springapp-servlet.xml.

Utilized modular structure within the Angular JS application where different functionalities in the application were divided into different modules.

Worked on the consumption side of RESTful services.

Designed RESTful web services with JSON representation for handling AJAX requests.

Expertise in UI debugging and troubleshooting existing code using Firebug and Developer Tools.

Extensively used Spring IOC, AOP concepts and used Spring MVC framework to develop the application.

Used AJAX, JSON, XML and jQuery in writing application level code to interact with Restful API

Extensive implementation of HTML 5 and CSS for design and styling of web pages.

Used JMS (JAVA Mail API) and implemented an automated functionality to generate e-mails.

Worked on the consumption side of REST based Web Services.

Used Hibernate for implementing the persistence mechanism in the application.

Involved in using JPA (Java Persistence API) frameworks and Hibernate.

Developed few stored procedures, triggers and sequences on Oracle 11g.

Used Unix commands to go through the server logs and identify the issues.

Used git bucket repository for version control systems.

Implemented several design patterns like Singleton and Factory design patterns.

Wrote test cases using Junit and used Maven to build and deploy the project.

Developed the java code using IntelliJ IDEA IDE

Developed responsive single page mobile and desktop applications using JavaScript in Angular JS framework.

Environment: Java 7, Spring, Hibernate, GIT, Junit, Oracle, SQL, RESTful, Angular JS, JavaScript, Maven, IntelliJ IDEA

Charter Communications, Stamford, CT Oct 14 – Jul 16

Sr. Java J2EE Developer

Responsibilities:

Analysed business requirements and existing software for High Level Design.

Worked in an agile development process, monthly Sprint and daily Scrum.

Used spring framework for building the application based on MVC design paradigm.

Used Springs AOP to implement security, where cross cutting concerns were identified.

Developed JSPs, Servlets and custom tags for creating user interfaces.

Developed Business logic with the help of Spring and Data Access was implemented using Hibernate.

Developed SQL queries and executed them by using JDBC Template provided by Spring.

Developed HQL queries to retrieve data using Hibernate. The Data Manipulation operations were implemented using Hibernate Template provided by Spring

Implemented OR Mapping with the tables in the Oracle database for one-to-one relation and many-to-one relation with the tables.

Used and implemented Angular JS Directives, Filters, Controllers, Services and Expressions for developing client-side widgets, validations and client-side business logic using JavaScript.

Utilized Apache Tomcat server integrated with Eclipse for debugging and Unit testing

Developed REST services using Spring and Used JAXB API for XML parsing.

Worked on Restful API and invoked web services (consumed) that are based on EJBs.

Ensured Packaging and Deployment of builds through ANT script.

Used JMS/MQ for developing messaging services to interact with different application modules

Test Driven Development (TDD) approach was utilized and the test coverage was always maintained and validated using Clover and Cruise Control.

Created LDAP services for user authentication and authorization.

Web logic Application Server is being used as the Business Service Tool in middle tier.

Worked with NoSQL database MongoDB and worked with it to perform many different operations

Used Log4j for tracking the applications and Used Harvest as version control tool and Clear Quest for defect management.

Consumed and created REST Web services for Quick Quote Details

Involved in exposing, consuming and packaging Web services using Spring Framework

Involved in the code review process and updating the best practices document.

Conducted Testing and Evaluation of projects at established integration points to assess progress and identify key functionality issues.

Expertise in client-side design and validations using HTML5, CSS3, JavaScript, jQuery, Ajax, Angular JS, Bootstrap.

Used SVN as version control system.

Tested the functionalities of the business using JUnit at developing level before committing to QA team and also used Bugzilla to keep track of any bugs or issues.

Environment: Java 7, RESTful API, Web logic, Oracle 11, Spring MVC, IOC, Spring AOP, Hibernate, Scrum, NoSQL MongoDB, ANT, SVN, Bugzilla, jQuery, AngularJS.

UMMS (University of Massachusetts Medical School), Shrewsbury, MA Apr 13 – Sep 14

Sr. Java Developer

Responsibilities:

Followed Agile Rational Unified Process throughout the lifecycle of the project.

Applied Object Oriented concepts (inheritance, composition, interface) and design patterns (singleton, strategy).

Responsible for designing and reviewing web services WSDL, their structure, data types and operations with Application architect team.

Responsible for Web Services consuming and packaging using Axis.

Applied Spring IOC Container to facilitate Dependency Injection.

Used Spring AOP to implement security, where cross cutting concerns were identified.

Involved in designing and developing architectural structure for Hibernate Interceptors and Web Filters

Developed Web service’s using REST

Involved in design and decision making for Hibernate OR Mapping.

Developed Hibernate Mapping file(hbm.xml) files for mapping declaration

Responsible for designing front end system using JSP technology, HTML and jQuery.

Re-factored large code base to conform to best practices to spring design patterns.

Integrated Drools Business Rules Engines implementing business rules.

Involved in Managing Web Services and operations.

Involved in developing the core base Classes and designed the packaging needed for the project.

Implemented Stored Procedures for the tables in the database DB2.

Involved in designing reporting generating system from XML files using XML technology, JAXP.

Involved in Developing and performing Mock Testing and Unit Testing using JUNIT and Easy Mock. Also used JIRA for bug tracking and project management. Involved in implementing APIs using Spring Restful web services

Built project using Apache Maven build scripts. Used clear case Version Controller.

Environment: Java 7 /J2EE, Microsoft Visio, Web Sphere Application Server 8.0, Spring MVC, IOC, Spring AOP, Apache Axis, Hibernate, REST Web service, RAD 7.0, jQuery, Maven 2.0, Stored Procedure, DB2, ClearCase, JUnit, JIRA, Easy Mock, Agile.

Mphasis, India Jul 11 – Mar 13

Sr. Java developer

Responsibilities:

Used agile software development methodology which helps to develop project plans.

Implemented Patterns such as Singleton, Factory, Facade, Prototype, Decorator, Business Delegate and MVC.

Involved in frequent meeting with clients to gather business requirement & converting them to technical specification for development team. Created the Class diagrams, Flow diagram, while using the UML.

Wrote JAXB XML parsers for XML Schema Validation and used SOAP for sending and getting data from different applications.

Involved in java multithreading to cascade multiple changes on multiple records in only one transaction and developed a batch process framework Used WSDL and SOAP protocol for Web Services implementation.

Used CXF Web Services in SOAP and WSDL to communicate through different application.

Implemented Spring and Persistence object Java Persistence API (JPA).

Implemented JUNIT test cases to test whole cycle to interact all modules.

Used Custom Validations to make sure that work order cannot submit any invalid input values.

Developed POJO for Interactions with database using Hibernate ORM framework, for XML marshalling and un marshalling used JAXB.

Working with databases Oracle.

Utilized various utilities like Struts Tag Libraries, JSP, JavaScript, HTML, & CSS.

Build and deployed war file in WebSphere application server.

Involved in Bug fixing and Enhancement phase, used find bug tool.

Version Controlled using SVN.

Developed application in Eclipse IDE. Using Maven as build tool.

Designed use case diagrams, class diagrams and sequence diagrams using Microsoft Visio tool.

Extensively used Spring IOC, Hibernate, Core Java such as Exceptions, Collections, etc.

Involved in the Object-Oriented Requirement Analysis Phase of the project in order to gather business logic requirement. Used SVN for version control.

Performed unit testing, system testing and user acceptance test. Interacting with web service exposed by RTM system using JAX-RPC. Supporting PM in technical tasks & delivery schedule development

Conducting design & code reviews, tracking of tasks using Scrum Methodology in Version One.

Implemented logging for the whole application using Log4j.

Environment: Core Java, Spring Framework, SOAP Web services, Oracle, WebSphere application Server, JUnit, DAO, SOAP UI, Eclipse IDE, JAX-RPC, SVN, XML, Crucible, Hudson, Maven, Windows, UNIX.

Wipro, Hyderabad Sep 10 – Jun 11

Java Developer

Responsibilities:

Involved in requirements analysis and gathering and converting them into technical specifications using UML diagrams: Use Case Model, Business Domain Model, Activity & Sequence Diagrams and State Diagrams.

Applied Object Oriented concepts (inheritance, composition, interface, etc.) and design patterns (singleton, strategy...Etc.).

Was also actively involved in setting coding standards and writing related

Documentation.

Developed the Java Code using Eclipse as IDE.

Integrated web service with Hibernate ORM (Object Relational Mapping) Framework to interact with the database

Preparing Technical Design Documents for the Business requirements

Consumed Web Services (WSDL, SOAP, and UDDI) from third party for authorizing users.

Worked with NoSQL database MongoDB and worked with it to perform many different operations

Writing/Manipulating the database queries for Ingress database.

Build web application using ANT as build tool.

Used Spring Framework for implementing MVC

Developing a Self-Executable jar file configured as a service

Performed unit testing using JUnit Testing Framework and Log4J to monitor the error log.

Environment: Java1.6, Spring, Hibernate, Axis, Eclipse, Ant, NoSQL, Ingress, SOAP.

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