SUMMARY:

• Around 10+ years of experience in development and implementation of applications using Java and J2EE technologies.
• Working knowledge in multi - tiered distributed environment, OOAD concepts, good understanding of Software Development Lifecycle (SDLC) and familiarity of Service Oriented Architecture (SOA).
• Expertise in developing Web based Distributed and Front End applications in a three-tier architecture using Java, J2EE, HTML5, Backbone JS, Bootstrap, Angular JS, Ajax, Node JS, JSP, Servlets, CSS, JavaBeans.
• Expert in methodologies like Agile, SCRUM, TDD, Waterfall, Scrum, Iteration and Pair Programming.
• Proficient in developing UML/Visio diagrams using case tools like Enterprise Architect, Visio and Rational Rose.
• Used JavaScript for client side validations and implemented AJAX with JavaScript for reducing data transfer.
• Expertise in application development using JSP, Servlets, JDBC, JNDI, Spring, Hibernate, Ibatis, Mybatis, JSF, EJB, XML, Web Services, WSDL, Struts 1.2/2.0, Spring 3.x and 4.x, Boot, AWS, JDBC, JNDI, JMS, JAXB, SAX/DOM, Web services, Apache Kafka.
• Experience in configuring and deploying the applications on Tomcat, WebSphere, WebLogic and JBoss Servers.
• Experienced in MVC (Model View Controller) architecture with Magento, Angular JS and SPRING.
• Expertise in implementing Web services, Micro Services, AWS, Docker and JMS for the synchronous and asynchronous communications between two applications running in different servers.
• Experience in Message Oriented Middleware implementation using JMS.
• Worked on creating Docker images, Containers, push/pull and on integration with Spring Boot.
• Experience in using Amazon Web Services (AWS) and AWS SNS/SQS for delivering messages.
• Well experienced in using JUnit, Log 4J, Test NG and SOAP UI for testing framework.
• Experience in working with NoSQL databases like MongoDB, Cassandra.
• Used GIT for version control, experience with git-bash and git-hub
• Ability to communicate effectively with all levels of the organization such as technical, management and customers and presented technical designs and strategies through daily operations meetings.
• Quick learner, ability to work in challenging and versatile environments and self-motivated, excellent written/verbal communication.

PROFESSIONAL EXPERIENCE:

Sr. FullStack Developer

Confidential, Boston, MA

Responsibilities:

• Involved in complete software development life cycle with object oriented approach of clients business process and continuous client feedback.
• Worked on designing and developing a complete service oriented system based on SOA principles and architecture in agile development environment.
• Employed Agile Model and best practices for software development.
• Developed the Servlets for processing the data on the server.
• Used OAuth to provide authorization decisions across a network of web enabled applications and API.
• Extensively worked on JPA as persistence layer, involving EJB3.0 annotations, synchronizing Data base tables through XML in a secondary project.
• Used ImageMagick and Ruby on Rails to build thumbnail updater service to allow designers to create and push.
• Created features using Ruby on Rails to allow in house staff to manage an increasing number of app components through the CMS.
• Tested REST services using google chrome's POSTMAN plugin.
• Developed web based application using spring framework for MVC architecture.
• Setting up the basic project set-up from scratch of Spring-Hibernate App based on Design.
• Built main application in Python, Django leveraging technologies such as Angular.js, Backbone.js, Ember.js, and Celery.
• Developed backup and recovery engine using VMware, GoLang programming language.
• Lead Golang developer for back-end adapter for Linear Video Metadata delivery system.
• Wrote unit test cases in Python and Objective-C for other API calls in the customer frameworks.
• Used Spring Framework AOP Module to implement logging in the application to know the application status.
• Deployed cloud stacks using AWS CloudFormation, Optimized volumes and EC2 instances & created multi AZ VPC instances.
• Able to create scripts for system administration and AWS using languages such as Power Shell and BASH.
• Implemented AWS solutions using EC2, S3, DynamoDB, EBS, Elastic Load Balancer, Auto scaling groups.
• Used micro-framework to implement with REST API and Mongo DB (NO SQL) as back end database.
• Design, develop and implement ColdFusion and PHP based Spiderlink Web Services online billing application.
• Worked on making the pages responsive by using the SASS version of BootstrapJS.
• Developed dynamic web pages using HTML, CSS, jQuery, AngularJS, Bootstrap, Less, SASS and Ajax.
• Sass was used to add styling to the various components in the Apps.
• Shared hosting duties include setup of new Virtual Web, FTP, SSL Certificates, ColdFusion, PHP, MySQL and SQL.
• Deployed Micro-services as Restful Java Web Services on Amazon Elastic Beanstalk. Used Amazon S3 for configuration files. Used TIBCO EMS extensively as a part of ESB.
• Micro services has been built using spring boot, spring security and deployed to AWS cloud.
• Used Spring DAO Module along with Struts Framework to deal with Database.
• Used SVN for version control.
• Worked on Junit for creating test cases for all the Business Rules and the application code.
• Called external vendor applications using Web Services for delivering notifications.

Environment: HTML, JSF, JQuery, JavaScript, Servlets, Jboss, Spring, Hibernate, Spring mvc, Ruby, Python, PHP, AWS, SASS, Svn, Soa, Jax-Ws, GoLang, Apache Axis 2, Junit.

Sr. Java Developer

Confidential, Boston, MA

Responsibilities:

• Actively involved in gathering, analyzing and documenting business requirements, functional requirements and data Specifications for application development
• Generated Use case, sequence and Class diagrams using Rational Tool Suite.
• Involved in complete Software development lifecycle including Analysis, Design, Implementation, Testing and Maintenance employed SCRUM methodology of Agile model.
• Used Spring Framework in the application, which is based on MVC design pattern.
• Extensively used Spring framework components such as Dependency injections and AOP.
• Worked on web application which has been developed using Spring 3.x & Hibernate frameworks.
• Created dynamic web pages using AngularJS framework. Worked on two-way, one-way data binding, built-in components and developed single page applications using Angular JS.
• Involved in using spring concepts - DI/IOC, AOP, and Spring MVC.
• Involved in Declarative transaction management, logging and exception handling using spring AOP.
• Worked on Linux based systems administration skills in a Cloud Computing and Virtualized environment for AWS and experience in implementing new and migration of AWS systems.
• Developed websites, CMS, and web applications using a personal custom MVC boilerplate including SASS, JQuery, RequireJS, GruntJS.
• Created mockups using web technologies like HTML, CSS, SASS, JQuery & JavaScript, Git and GitHub.
• Designed frameworks such as Core Data, Core Animation, Core Graphics, CoreText and knowledge on Hybrid applications.
• Implemented AWS solutions using DynamoDB, EBS, Elastic Load Balancer, Auto scaling groups.
• Developed custom consumers and producers for Apache Kafka in Go (golang) for cars monitoring system.
• Involved in design discussion to implement GWT (Google Web Toolkit) and Go (golang) for upcoming projects.
• Building a Command line tool to interact with RESTful API using in Golang.
• Developed test framework using Python and Objective-C and maintenance, includes the automation for KPI and functional test cases of devices.
• Wrote Python routines to log into the websites and fetch data for selected options.
• Extensively used Hibernate in data access layer to access and update information in the database.
• Worked on the development of applications using Ruby on Rails (RoR), and Jruby.
• Used Ruby on Rails to create API endpoints that served data to multiple components of TocaTV Platform including overlays for user generated content.
• Created WSDLs as per wire frames, UI pages & generated client jars using JAX-WS.
• Used Apache CXF to create SOAP based & Restful web services.
• Developed and implemented search feature using PHP and Ajax patterns using asynchronous script loading.
• Worked on application maintenance and enhancement using PHP Framework, Object-Oriented Design Patterns (OOD) and MVC methodologies.
• Designed tables in Oracle 11g database and worked with Database Developers for implementing Stored Procedures in the application.
• Assisted Database Developers using PL/SQL for managing data associated with the tables.
• Worked with XML to exchanges messages through JMS among servers to retrieve information about customer details.
• Developed the AngularJS controller modules to consume the REST services.
• Used SVN for version control across common source code used by developers.
• Developed ANT based build scripts to create deployable EAR files and provided support to QA and PROD environment in terms of deployment support and bug fixing.
• Wrote unit tests and also involved in integration tests using Junit.
• Involved in Web sphere server configuration, Data Sources, Connection Pooling, MQ Series Queues set up for messaging and deploying the apps on different servers in different environments.
• Actively involved in production support, fixing the problem and provide appropriate documentation describing the root cause of the problem, actions taken to rectify etc.
• Implemented build package tool using Maven.
• Responsible for deploying all the service components to Dev and QA.
• Involved in addressing the defects in QA, User Acceptance and Prod environments.

Environment: Core Java/J2EE, Servlets, JSP, Spring, JSTL, EJB, JMS, XML, XSLT, JDBC, Ruby, Python, PHP, AWS, SASS, AJAX, GoLang, Angular JS, HTML, CSS, JavaScript, Eclipse, UML, Rational Rose, Windows XP, CVS

Java Developer

Confidential, Oakton, VA

Responsibilities:

• Interacted with the stake-holders and gather requirements and business artifacts based on Agile SCRUM methodology.
• Developed web pages by using HTML, CSS and JavaScript.
• Used Eclipse to develop source code and debug the application.
• Built a custom cross-platform architecture using Java, Spring Core/MVC, and Hibernate.
• Implemented Web-Services to integrate between different applications internal and third party components using SOAP and REST services using Apache-CXF.
• Configured Queues and Topics as part of application integration and defined Camel routing between queues/topics.
• Reviewed the XML logical data model and developed XML schema XSD to validate the model and used JAX-B for Xml-Java Mapping and XML-XSLT conversion.
• Developed and published web-services using WSDL,SOAP and XML, JAX-B based on top-down and bottom-up approaches.
• Experience in pre-testing the Web-Service calls with SOAP UI using end-points.
• Coordinated Unit Testing by JUnit, Easy Mock, Integration and User Acceptance Testing and developed test cases for bean components.
• Used Subversion for maintaining the component and for release and version management. And JIRA for defect tracking.
• Maven tool has been used for the build and deploy procedure scripts in UNIX, Linux and Windows environment using Hudson.
• Been though Release process for project execution as part of SCRUM.

Environment: Java, J2EE,SOA, Spring, Web Services, CXF, XML, XSD, UML, HTML, JavaScript, Eclipse, WebLogic, Active MQ, JAX-B, JMS, AJAX, Maven, Jenkins, Restful, SOAP, JIRA, Oracle, PL/SQL, XPath, XSLT, SOAP UI, JUnit, SVN, Windows, Unix.

Software Developer

Confidential, Reston, VA

Responsibilities:

• Developed application business components and configured beans using Spring IOC.
• Generated POJO classes and Hibernate mapping files using Reverse Engineering.
• Developed DAO classes using Hibernate Template from Spring with Hibernate API.
• Designed and Implemented MVC architecture using Spring MVC.
• Developed administrative interfaces with the technologies of JSP, JavaScript, spring and Hibernate.
• Designed and modified User Interfaces using JSP, JavaScript and CSS.
• Involved the CRUD operations.
• Setup and support automated Continuous Integration utilizing tools like Jenkins, Shell Scripts, and AWS CLI/API.
• Configured AWS Cloud Watch to monitor AWS resources as well as application and troubleshoot AWS EC2 status check including System Status check and Instance Status check alerts.
• Good knowledge in Developed Java API to connect with AWS S3 Services for storing and retrieving data stored in the S3 buckets.
• Developed API for using AWS Lambda to manage the servers and run the code in the AWS.
• Used Eclipse as an IDE for developing the application.
• Primarily focused on the spring components such as Dispatcher Servlets, Controllers, Model and View Objects, View Resolver.
• Implemented Multithread concepts in java classes to avoid deadlocking.
• Implemented java design patterns like Singleton, Factory, Command patterns.
• Developed test cases and performed unit test using JUnit Framework.
• Involved in Production Support. Solved many production issues based on priority.
• Designed UML diagrams using UML and Rational Rose.
• Developed user interface using JSP, JSP Tag libraries to simplify the complexities of the application.
• Developed the User Interface Screens for presentation using JSP, JSTL tags, HTML and CSS.

Environment: Java, EJB, Springs, Struts, JSP, JSTL, Hibernate, spring, Web Services (SOAP, WSDL), XML, Web logic, Ant, JUnit, Toad, Oracle.

Software Developer

Confidential, Texas, TX

Responsibilities:

• Involved in various phases of Software Development Life Cycle (SDLC).
• Used Rational Rose for the Use Case Diagrams, Object Diagrams, Class Diagrams and Sequence Diagrams to represent the detailed design phase.
• Front-end is designed by using HTML, CSS, JSP, Servlets, JSTL, Ajax and Struts.
• Involved in writing the exception and validation classes using Struts validation rules.
• Used JavaScript for the web page validation.
• Used SOAP for Web Services by exchanging XML data between applications over HTTP.
• Created Servlets which route submittals to appropriate Enterprise Java Bean (EJB) components and render retrieved information.
• Written ANT scripts for building application artifacts.

Environment: Java, J2EE, Servlet's, Struts, JSP, XML, DOM, HTML, JavaScript, JDBC, Web Services, Eclipse Plug-ins.