SUMMARY:

• 8+ years development, implementation and maintenance of web and distributed Enterprises applications using JAVA/J2EE technologies.
• Experienced in all phases of Software Development Life Cycle (SDLC) environments like Agile Methodology, RAD and Waterfall Model.
• Good understanding of Object - Oriented Analysis and Design and UML notations and using design tools like Rational Rose for creating class, use case and sequence diagrams
• Developed applications with Spring using technologies Spring Core, MVC, DAO, ORM, Spring Boot, Spring Security, Integration, Spring Eureka, Spring Hystrix, Spring Ribbon.
• Expertise in developing front-end systems with JavaScript, Bootstrap, HTML5, CSS3, MVC frameworks like Angular, Backbone.JS and Node.JS as a platform for web applications.
• Expert in using SOA and Webservice Technologies and Tools like SOAP, REST, UDDI, SOAP UI.
• Experience in XML related technologies like XML, DTD, XSL, XSLT, XPATH, JAXB, JAXP, SAX and DOM Parsers.
• Working knowledge of AWS services like EC2, S3, Elastic Beanstalk, ELB (Load Balancers), RDS, VPC, Route53, Cloud Watch, Cloud Formation, IAM, SNS.
• Expertise in Microservices using Spring, Spring Boot, Spring Cloud to develop loosely coupled processes.
• Experienced in programming, deploying, configuring, and fine-tuning middle-tier Application Servers like Apache Tomcat, JBOSS, WebLogic and WebSphere.
• Working experience of Relational DBMS like Oracle, SQL Server, MySQL, DB2, Toad for performing SQL and PL/SQL programming and NoSQL DB like MongoDB.
• Exposure to compatibility issues with different versions of browsers like Internet Explorer, Mozilla Firefox, Safari and Google Chrome.
• Development experience on different IDE's like Eclipse, My Eclipse, NetBeans and RAD.
• Performed unit testing using J-Unit; integration and deployment of applications using ANT and Maven; and debugging through logging mechanisms such as Log4j.
• Excellent Analytical, Problem Solving skills, strict attention to detail and ability to work independently, work within a team environment.

TECHNICAL SKILLS:

Languages: C, C++, Java, SQL, PL/SQL, Socket Programming.

Scripting: HTML5, CSS3, JavaScript, AJAX, jQuery, JSON, Angular 2, Bootstrap, Node JS, Backbone.JS, React.JS, XML

Tools: JUnit, Selenium web Driver, TestNG, Protractor, Mockito.

Frameworks: Struts, Spring, JSF, JPA, EJB, Hibernate, iBatis, JMS.

Web Services: SOAP, UDDI, WSDL, JAX-RS, JAX-WS, REST, AWS, Microservices.

Databases: Oracle, MySQL, SQL Server, MongoDB

Version Control: Git, Tortoise SVN, CVS, Bamboo.

IDE Tools: Eclipse, Net beans, IntelliJ, IBM RAD, ANT, Maven, STS

Web/App Servers: IBM WebSphere, WebLogic, Apache Tomcat, JBOSS

WORKING EXPERIENCE:

Confidential, MA

Java Full Stack Developer

Responsibilities:

• Converted gathered business requirement into functional requirements using business process models and provided technical expertise for business process development.
• Implemented Java/J2EE Design patterns like Business Delegate and Data Transfer Object (DTO), Data Access Object and Service Locator.
• Connected to Data sources and performed operations using Spring Data Framework features like Spring JDBC and Spring ORM.
• Wrote Spring Configuration using XML file and Annotations that contains object declarations and dependencies.
• Involved in designing the front-end using HTML5, CSS3, Bootstrap, JavaScript, and Angular according to the instruction they provided.
• Used AJAX to implement user friendly and efficient client interface,
• Used Bootstrap for Responsive design of the application with Angular.
• Built Single Page Application using Angular & connected the model and view using two-way binding and one-way binding.
• Implemented web services to integrate between different applications components using RESTful web services by using Jersey.
• Used Spring Boot libraries to convert them to Microservices and enabling distributed properties configuration using spring cloud config-server.
• Wrote Maven scripts and configure Bamboo for build and continuous integration of applications across Common Platform Services
• Troubleshoot AWS EC2 Status check including System Status checks and Instance Status check alerts.
• Configured DNS services on AWS and moved the DNS services to AWS DNS services.
• Integrated Spring DAO for data access using Hibernate to fetch data from database and avoid redundant database access statements.
• Used PL/SQL to extract data from the database, delete data and reload data on Oracle DB.
• Worked on development and operations to facilitate deployment of components over AWS using Jenkins.
• Wrote test cases using J-Unit testing framework and configured applications on WebLogic.
• Used JIRA for bug tracking and issue tracking.
• Implemented logger for debugging and testing purposes using Log4j.

Confidential, Atlanta, GA

Java Full Stack Developer

Responsibilities:

• Involved in various phases of SDLC such as requirements gathering, modeling, analysis, design, development and testing.
• Wrote application development code using Core Java concepts including Object Oriented Programming, Multi- threading, Exception Handling, and Collections.
• Involved in the preparation of use case, sequence diagrams, class diagrams, activity diagrams using Rational rose.
• Created proof-of-concept using responsive web design, Node.JS, React JS, HTML5, CSS3.
• Implement modules into Node JS to integrate with designs and requirements.
• Used Angular build-in directives such as ng-controller, ng-repeat, ng-if, ng-switch, ng-init, ng-model and ng-grid for binding the data from server side.
• Used Spring MVC framework to enable the interactions between JSP and implemented different design patterns with J2EE and XML technology.
• Using Spring Framework implemented dependency injection, Action classes through Application Context XML and initialized managed beans and services.
• Used Spring Front Controller class to map all the client requests to it and navigated to Business Controller classes accordingly.
• Wrote application level code to perform validations using jQuery and JavaScript.
• Used JSTL along with JSP for customizing the front end.
• Worked with JSON for data exchange between client and server.
• Used RESTful web services for transmission of large blocks of XML data over HTTP.
• Developed Microservices with Spring Eureka to retrieve API routes, implemented Spring Circuit breaker pattern, & integrated Hystrix dashboard to monitor the Microservices.
• Used Log4j for logging messages and Rational Clear Case for version control.
• Worked on AWS tools like EC2 instances, Elastic Load Balancer, Cloud Watch, and other tools for deploying and maintaining the applications in it.
• Worked on Microservice architecture, with Spring Boot-based services interacting through a combination of REST and message brokers.
• Invoked various RESTful services exposed to send the data from the user interface to store in MongoDB and eventually to Oracle Database.
• Migrated physical servers and Enterprise applications, into AWS private cloud Environment.
• Used Java 8 Method s feature to point to methods by their names and also used functional Interfaces.
• Performed reviews and prepared unit test cases and executing them.

Confidential, Peoria, IL

Java/J2EE Developer

Responsibilities:

• Involved in requirements gathering, analysis, design, development and testing and production support of application.
• Participated in the daily SCRUM meetings and paired programming to produce quality deliverables within time.
• Worked on UML use case, class & sequence diagrams using Rational Rose during design.
• Developed web application Using Core Java, spring, Hibernate, HTML, AngularJS, Bootstrap, JavaScript, jQuery and CSS.
• Wrote jQuery function while implementing UI Screens across the whole web application.
• Using AngularJS created custom directives for data manipulations and to display data in company standard format in UI.
• Developed SOAP web services to communicate with File Bound to insert and retrieve the documents.
• Used Web Services to provide the interface to the various clients running on both Java and non-Java applications using SOAP and WSDL. developed customized ESB to integrate and govern SOA services. Built various capabilities in ESB like Security, Message routing, message transformation, transaction management.
• Involved in setting up Maven configuration and helping Continuous Integration (CI) Issues.
• Used Oracle database and wrote HQL to access the data from the database. Used Annotations in Hibernate mapping.
• Conducted the SQL performance analysis on Oracle database tables and improved the performance by SQL tuning.
• Implemented Log4j API for exception handling, logging of the errors, warnings, messages, stack traces, debuggers throughout the code.
• Responsible for configuring and deploying the builds on Tomcat Web Server.
• Used Eclipse IDE for developing code modules in the development environment.
• Used Test Driven Development (TDD) to address development issues and providing solutions for it.

Confidential, New York, NY

Java Developer

Responsibilities:

• Involved in various Software Development Life Cycle phases of the project which was modeled using Agile Methodology.
• Generated Use Case Diagrams, Class Diagrams, and Sequence Diagrams using Rational Rose.
• Implemented the application using Jakarta Struts Framework which is based on Model View Controller design pattern.
• Developed user interface using JSP, jQuery, HTML, CSS, JavaScript, AJAX and JSTL.
• Used the Struts Validation and Tiles Framework in the presentation layer.
• Implemented Asynchronous messaging between components using JMS.
• Used multithreading in programming to improve overall performance using Singleton design pattern in Hibernate Utility class.
• Developed J2EE Beans, Action Classes, and Action Mapping and hibernate classes to retrieve and submit using the Struts framework.
• Created REST based web services to receive, service data for users.
• Implemented SOA architecture with Web Services using SOAP, WSDL, UDDI and XML using CXF framework tool/Apache Commons.
• Created tables, triggers, stored procedures, SQL queries, joins, integrity constraints and views for multiple databases, SQL Server using Toad tool.
• Involved in Unit Testing of various modules by generating the Test Cases.
• Developed ANT Scripts for the build process and deployed in IBM WebSphere.
• Involved in Bug fixing of various modules that were raised by the testing teams in the application during the Integration testing phase.
• Implemented Log4J for Logging Errors, debugging and tracking using loggers, appenders components.
• Used Rational Clear Case for version control and Clear Quest for bug tracking.
• Performed deployment of applications on IBM WebSphere Application Server.