SUMMARY

• Extensive Full Stack Developer with 8+ years of experience in Client and Server - Side Enterprise Applications development using J2EE/JAVA technologies using SDLC and frameworks like spring, JPA, Hibernate and MVC framework struts.
• Experience in developing Single Page Application (SPA) using Angular, Routing, Controllers, Services, and Custom Directive.
• Good experience developing enterprise applications using Spring, Hibernate, JavaBeans, Servlets, Struts, XML Mapping, Ant, Ivy and Maven.
• Developed User Interface using HTML5, CSS3, JavaScript, Dojo, AngularJS, ReactJS, jQuery, and Bootstrap for providing user interface and communication between the client and server.
• Good expertise in React js, Redux, Angular, HTML5
• Java/J2EE development experience working within frameworks such as Spring, Hibernate or Struts.
• Experience in the development of service-oriented architecture application, good understanding of Object Oriented Design and Design Patterns.
• Experience with relational databases such as MySQL, PostgreSQL, SQL Server, Oracle, DB2 and experience in writing stored procedure Functions and Triggers using PL/SQL.
• Experience in design/development of web applications using Java, JSP, J2EE, Servlets, JMS, MVC Framework, Web Services, XML, XSD, JSON, and JAXB.
• Experienced in front-end framework such as Bootstrap and Angular; NoSQL databases, Cassandra and MongoDB, Node.js
• Experience in Micro services development using spring boot and deployment in Pivotal Cloud Foundry (PCF).
• Extensive knowledge in working with J2EE technologies such as JSP, Servlets, JDBC, JMS, Spring, Hibernate, Web Services, Design Patterns.
• Expertise in Hibernate, Docker, Jenkins, Azure, EMR.
• Experience in making the Devops pipelines using OpenShift and Kubernetes for the Microservices Architecture.
• Worked on Lambda Expressions, Functional interfaces Stream API's, Time API, and Improvements on Collection, Concurrency, and IO improvements by using Java 8
• Responsible in fixing the production issues which are tagged to Releases.
• Portable deployment of applications as a single object using Docker.
• Experienced in managing Hadoop clusters and services using CLOUDERAMANAGER
• Experience in various Agile methodologies, Waterfall & amp; Test Driven Development (TDD).
• Experience in Web Services Technologies like JAXP, JAXB, SOAP, JMS and Service Oriented Architecture (SOA).
• Experience in using Log4j and good expertise in Ant Tool.
• Managed Amazon Web Services like EC2, S3 bucket, ELB, Auto-Scaling, SNS, SQS, AMI, IAM, Dynamo DB, Elastic search, Virtual Private Cloud (VPC) through AWS Console and API Integration.
• Experience in designing UML diagrams using Rational Rose and Microsoft Visio.
• Strong technical knowledge in MS SQL Server development including DTS, Performance tuning, Reporting, designing logical/physical databases and Troubleshooting.
• Extensive in-depth knowledge in OOAD concepts of Use Cases, Activity Diagrams, Sequence Diagrams and Class Diagrams using UML.
• Good understanding of NoSQL Data bases like HBASE and Cassandra
• Experience in Developing testing plans and procedures for unit test, system test, and acceptance test.
• Experience in working with multiple Servers like Web Logic, JBoss and Apache Tomcat.
• Extensive development experience on different IDE’s like Eclipse, My Eclipse, Net Beans, Maven, and WSAD/RAD.
• Experience with Hibernate Persistence Framework and hands on Experience in solving design issues by applying design patterns including Model-View-Control (MVC), Data Access Object (DAO), Data Transfer Object (DTO), Singleton, Factory patterns, Business Delegate in the development of multi-tier distributed applications.
• Experienced in developing web-based applications using Java/J2EE, Servlets, Struts, Spring IOC, Spring MVC, Spring AOP, Spring Security, Spring Boot, JDBC, Web Services (SOAP & RESTful services) and ORM frameworks like Hibernate
• Good Working knowledge in CVS, Perforce, ClearCase and GIT open source version control systems.
• Good understanding of object-oriented programming (OOP) concepts like Inheritance, Polymorphism, Encapsulation and Abstraction.
• Strong Experience in developing test cases using JUnit, Easy Mock and Spring Test Case framework.
• Strong technical skills, high sense of ownership, good problem-solving skills, and client focused approach, fast learner and cohesive team player.

TECHNICAL SKILLS

JAVA TECHNOLOGIES: Java 8, Core Java, JDBC, Multi-threading, AWT, JSP, Servlets, JSTL, JNDI, Ajax, EJB, JMS, Java Beans, Custom Tags, RMI, JCAPS, Design Patterns, Spring

WEB TECHNOLOGIES: PHP 5, JavaScript, jQuery, Prototype, CSS3, HTML, HTML5, XML(SAX, DOM), XSL/XSLT, XPATH

Application Servers: Apache Tomcat, GlassFish, IBM WebSphere, JBoss, WebLogic

Web Services: SOAP, APACHE CXF, AXIS, XFire, JAXP, JAXB, JMS, WSDL(JAX-WS), UDDI,REST(JAX-RS)

Framework: Spring, JPA, Hibernate, Struts

Database: MySQL, PostgreSQL, SQL Server, Oracle, DB2, Cassandra and MongoDB

Scripting Language: Linux/Unix Shell Scripting, JavaScript

Version Control: GitHub, Bitbucket, Git

Web Frameworks: AngularJS, NodeJS, ReactJS, Angular 8

Designing Tools: Balsamiq (Wireframing), InVision, Adobe In-design, Photoshop, Illustrator, Muse, Dreamweaver, Bootstrap, WordPress

IDEs: Spring Tool Suite, Maven, Eclipse IDE, NetBeans, RAD, WSAD, JBuilder, JDeveloper, Visual Studio.NET, Toad, Putty, JUnit, Log4j.

Other Tools: Ant, Ivy, Maven, Jenkins, Cruise Control

PROFESSIONAL EXPERIENCE

Confidential, Chandler, AZ

Sr Full Stack Java Developer

Responsibilities:

• Involved in Full Software Development Life Cycle (SDLC) from Requirement gathering, design, development, testing and documentation.
• Used Spring Boot which is radically faster in building cloud Microservices and develop spring based application with very less configuration.
• Developed RESTFUL Web Services which are consumed by several clients like Mobile, Tablet, as well Web.
• Design application using Spring MVC, JSP, JSTL and AJAX on the presentation layer, the business layer is built using spring and the persistent layer uses Hibernate.
• Extensively used Spring IOC, configured Application Context files and performed database object mapping using Hibernate annotations.
• Real time streaming the data using Spark with Kafka
• Used Streams and Lambda expressions available as part of Java 8 to store and process the data.
• Utilized Angular.JS framework to bind HTML5 template (views) to JavaScript object (models).
• Design common framework for REST API consumption using Spring Rest Templates.
• Design and develop common utilities for JSON to Java object and vice versa using Jackson libraries.
• Used Core Spring framework for Annotation based Dependency injection.
• Used Spring MVC Spring Security Spring ORM modules to integrate with MongoDB to implement the persistence layer with JPA/Hibernate.
• Utilized Angular 8 framework to bind HTML5 template (views) to JavaScript object (models).
• Worked with Angular 8 applications for customer facing software using modern JavaScript development techniques and responsive design methodology.
• Involved in migrating data from Oracle 11g to Cassandra.
• Using redux middleware for logging and talking to the asynchronous API.
• Involved in Ecommerce project Development using Spring Web Flow and Hybris and developed front-end UI with Backbone.js, jQuery, CSS3, Dojo and AJAX.
• Development back-end with Spring MVC framework on underlying Hybris platform.
• Built the reusable service components using Angular 8 services with Object Oriented JavaScript, JQuery, HTML, CSS3 based on the visual designs.
• Utilized React.JS & REDUX for rendering and deployment of end setting web pages.
• Modularized front-end CSS and JS code with Sass. Built a real-time mouse/click user analytics web service with Node.JS.
• Take up new initiatives to resolve production ticket quickly.
• Created sites to organize client contracts and to summarize monthly financial data using Ember.js, D3.js and MySQL.
• Continuous monitoring and managing the Hadoop cluster through CLOUDERA Manager.
• Usied Zookeeper and OOZIE Operational Services for coordinating the cluster and scheduling workflows.
• Worked on AWS, High Availability Practices and deploying backup/restore infrastructure.
• Developed API for using AWS Lambda to manage the servers and run the code in AWS.
• Setup Servers (JBoss, Apache and UNIX) and deployed applications in Dev, ST and UAT Environment.
• Setup logging using Log4j for tracking the processes and errors.
• Worked in a test-driven development environment, used JUnit and Mockito for backend test cases, and Karma and Jasmine for the frontend test cases.
• Cooperated with the testing team in regression testing to fix the defects during the QA phase.
• Worked with the business analysts to gather requirements, create the JIRAS and plan the sprints

Environment: Java 8.0, Design Patterns, WebLogic10.2, Java 1.8, J2EE Servlet, jQuery, Struts, Spring 4.0.6, Spring Boot, Spring Security, Spring Core, Spring MVC, Microservices, Hibernate, RESTful API, Web Services, SOAP, WSDL, UDDI, JAX-RS, JSON, React.JS, HTML, AJAX, JavaScript, XML, Angular 8, NodeJS, MongoDB, SQL, PL/SQL, Ember.JS, TOAD, Oracle 10g/11g, MQ, Maven, Jenkins, Log4J, JUnit, Mockito, Kubernetes, Karma, Jasmine, JIRA, Spark, kafka, Cloudera manager.

Confidential, Cleveland, OH

Java Full Stack Developer

Responsibilities:

• Implemented Agile (Scrum) Methodology that includes daily scrum meeting with team, sprint planning and estimating the tasks for the user stories.
• Involved in designing User Interface (UI) applications and professional web applications using JavaScript, AngularJS, Bootstrap, JQuery, HTML, DOM, XHTML, JSON and AJAX, React JS.
• Built Single page web application using JavaScript Frameworks like Angular2/4, ReactJS,JS.
• Responsible for creating efficient design and developing User Interaction screens using HTML5, CSS3, JavaScript, Angular and Bootstrap.
• Developing react components which communicate with redux as session management and ajax calls to send and retrieve data.
• Developing Independent services using REST with JAX-RS which gets admin activities from Flex react component that persist in DB and establish connection between frontend and backend and store information in DB2.
• Created Front-end Application using HTML5, CSS3, JavaScript, Typescript Angular 4, Node JS, Twitter Bootstrap and JSON.
• Implemented mapStateToProps, mapDispatchToProps for the interactions between Redux and React.
• Involved in writing the front-end code for the application using Angular 4.
• Write quality, maintainable code in HTML, CSS (LESS and SASS), JavaScript, JQuery, and Ajax.
• Expertise in Client-Side Technologies such as HTML, DHTML, EXTJS, HTML5, JavaScript, XHTML / XML /CSS3.
• Involved in the creation of interface to manage user menu and Bulk update of Attributes using Angular 4.0, Node.js and Bootstrap.
• Involved in building an application service layer using Angular JS Dependency Injection.
• Cofigured Spark streaming to receive real time data from the Kafka and store the stream data to HDFS using Scala.
• Evaluated suitability of Hadoop and its ecosystem to the above project and implementing / validating with various proof of concept POC applications to eventually adopt them to benefit from the Big Data Hadoop initiative
• Migrated one of the existing project to Microsoft Azure with Azure services.
• Used Azure Functions to integrate applications and run backend processes according to schedules without provisioning/managing servers.
• Performed client-side validations using JavaScript functions to implement various functionality. Handled the server-side validations by using the validate framework.
• Working on prototyping and development of JavaScript user interface.
• Highly used Angular4 Router to build single page applications for navigation through the different status and multiple modals.
• Integrated application with Spring Security for form-based authentication and authorization by used spring security JSP tags to provide UI level spring security.
• Using Angular JS created Responsive Web Design (RWD) and did data manipulations to display data in company standard format in UI.
• Implemented flux pattern by using redux framework as a core dependency.
• Working with Angular routers like UI router to establish routing between Nested html views.
• Built different modules, controllers, templates, custom filters and directives in Angular JS.
• Used twitter Bootstrap for creating responsive web design for varying screen sizes and devices.
• Used Angular 4.0 by consuming Restful web services.
• Extensive experience on using Angular directives, working on attribute level, element level and class level directives to perform DOM manipulations.
• Responsible for checking cross-browser compatibility and hence worked on different browsers.
• Created AJAX requests to the REST service using Angular JS built in http and resource objects.
• Involved in writing application level code to interact with APIs, Web Services using AJAX, JSON and Angular resources.
• Extensively used Git for version controlling and regularly pushed the code to GitHub.
• Created Spring Configuration files and used Spring annotations to auto wire JavaComponents using Spring Dependency Injection.
• The portal is made responsive using CSS3 pre-processors like Bootstrap, and media queries to support desktop and tablets.
• Created Typescript reusable components and services to consume REST API's using Component based architecture provided by AngularJS.
• Written the Rest Services to get the data from NoSQL Cassandra collections in JSON format.
• Developed functional modules in the Data Access Layer using Hibernate with IBM DB2 as the backend database.
• Worked on generating the web service classes by using Service oriented architecture (SOA), WSDL, SOAP, Spring-WS.
• Experienced with event-driven and scheduledAWSLambda functions to trigger variousAWSresources.
• Implemented microservices using Spring boot, spring based microservices, and enabled discovery using the server.
• Developed XML Schemas for developing user defined complex types and based on the schemas created WSDL to provide web services to add, delete and get documents from the Content Engine.
• Involved in writing Java API for Amazon Lambda to manage some of theAWSservices.
• Implemented the mechanism of logging and debugging with Log4j.
• Maintained code and configuration files in Git and performed unit testing using Junit.

Environment: Java/J2EE, Spring Framework, Java1.7, Eclipse4.2 Juno, AngularJS, Angular 2, Angular 4,React JS,Node JS, J2EE, Server, Core Java, HTML5, Java Script, CSS 3, Spring framework 3.x,Oauth 2.0, Amazon Lambda, Spring Boot, Hibernate 3.x, JMS, Micro Services, Web Services, JAX-RS, Log4j, Junit 4.4, GIT Hub, PL/SQL, Apache Tomcat 6.x, Oracle 10g, IBMDB2, Kafka, Scala, HDFS, CLOUDERA Manager,Azure

Confidential, Bentonville, AR

Java Full Stack Developer

Responsibilities:

• Involved in various phases of Software Development Life Cycle (SDLC) such as requirements gathering, modelling, analysis, design, development and testing
• Designed User Interface using HTML, XHTML, CSS/CSS3, jQuery, JavaScript, AJAX, JSP and AngularJS and XML in a responsive grid layout. Implemented responsive design template to get a new interface in Bootstrap, HTML5.
• Developed the view-controller components using Servlets/JSPs, JavaScript, jQuery, CSS, HTML and DHTML
• Implemented routing logic and navigation from screen to screen and implemented login functionality on the client side in AngularJS.
• Used various features in AngularJS like data binding, routing, custom filters, custom directives to meet various customized requirements
• AngularJS Ajax module is used to handle RESTful calls to enable communication between view components and server.
• Developed the application Involved in multi-tier J2EE design utilizing Spring MVC, Jakarta Struts Framework, Spring AOP, Spring Security, Spring Boot, Spring Batch and Spring ORM frameworks
• Involved developing code for obtaining bean references in spring framework using Dependency Injection (DI) or Inversion of Control (IOC) using annotations
• System built using Spring Model-View-Controller (MVC) architecture. Implemented the application using the concrete principles laid down by several design patterns such as DTO, Intercepting Filters, Singleton and Data Access Object (DAO)
• Primary focused on the spring components such as Dispatcher Servlets, Controllers, Model and View Objects, View Resolver. Designed various types of controllers needed for services, utilities, helpers and other classes and packages including business logic handlers
• Involved in Writing Object Relation Mapping implementation using hibernate and hibernate mapping and used Hibernate for mapping an object-oriented domain model to a traditional relational database.
• Improved Insecure Direct Object References by mitigating the exposure of reference to an internal implementation object.
• Created various MongoDB collections and wrote services to store and retrieve user data from for the application on devices and used Mongoose API in order to access the MongoDB from NodeJS.
• Created Collections and documents and performed CRUD operations with Mongo repositories and developed ORM mappings using Hibernate and wrote Criteria, Named and HQL queries for data retrievals in the DAO layer
• Utilized Amazon Web Services (AWS)EC2 to deploy Docker containers with both monolith and MicroService Architecture
• Created a Lambda Deployment function and configured it to receive events from your S3 bucket.
• Deployed AWS Lambda code from Amazon S3 buckets.
• Created and Configure Microservices architecture for CDT Directory project and integrated with AngularJS application
• Provided events notifications and messaging capabilities using AWS' SNS and SQS.
• Developed components of web services (JAX-WS, REST, JAX-RPC, Apache CXF) end to end, using different JAX-WS standards with clear understanding on WSDL (type, message, port Type, bindings, and service), SOAP using various message exchange patterns
• Developed XML Web Services for data transfer from client to server and vice versa using Apache Axis SOAP, WSDL, and UDDI and tested the web services with SOAP UI
• Involved in implementing the Micro Services based on Restful API utilizing Spring Boot with Spring MVC
• Used XML translation on Web Service output using XSLT to generate XML document compatible with the application's schema
• Worked on migration of existing Javaapplications to cloud platform like Blue Mix
• Using Spring security framework for user level authentication with REST API for Service Layer Development
• Expertise on entire Intranet and Internet applications using Web and Application servers like TOMCAT and WEBSPHERE
• Created microservices with spring boot and spring cloud and deploy to Pivotal cloud foundry(PCF) .
• Experience with NoSQL document-based data stores like Mongo DB and have designed various data models for the system
• Provided round the clock production support on issues. Whenever the issue rose in production and need to join the call immediately and work with all the application teams resolve.
• Handled all types of production tickets.
• Used Jenkins to load JAR files from Database required for running the application
• Reduced Usage of Components with Known Vulnerabilities by reducing usage of components with known vulnerabilities which may undermine application defences
• Used JSON for data exchange between application modules along with XML
• Used Maven building tool for creating EAR file to be deployed in application servers. It is also used for dependency management of code in application.
• Performed regular tuning, troubleshooting, and debugging on the current business and Web interface applications using PowerBuilder
• Used JIRA to assign, track, report and audit the issues in the application and developed the pom.xml using Maven for compiling the dependencies.
• Focused on Test Driven Development; thereby creating detailed JUnit tests for every single piece of functionality before writing the functionality and worked on frameworks like Mocha and JSLint
• Used Git to maintain the version of the files and took the responsibility to do the code merges and creating new branch when new feature implementation starts.

Environment: Java1.8, J2EE, HTML5, CSS3, jQuery, Ajax. Bootstrap, JavaScript, AngularJS, Hibernate, Spring MVC, Spring IOC, Spring boot, spring security, OAuth 2.0, XML, GIT, JSP, JUnit, Maven, Apache AXIS, JAX-WS, Restful, Amazon Web Services (AWS), Microservices, Jenkins, Log4J, Oracle 10g,Mongo DB, WSDL, JIRA and Spring Tool Suite, Pivotal Cloud Foundry

Confidential, Edison, NJ

Java/J2EE Developer

Responsibilities:

• Participated in SCRUM Meeting and Delivered the Project in SCRUM methodology.
• Implemented Spring MVC, dependency Injection (DI) and aspect-oriented programming (AOP) features along with hibernate.
• Involved in implementation of MVC pattern using Angular JS, and Spring Controller.
• Created RESTful web services interface to Java-based runtime engine.
• JSP and Struts framework used to Developed presentation tier and while coding JSP pages used custom tag libraries and Struts tag libraries and used AJAX for better user interface.
• In peer programming worked on developing C++ services using web services architecture.
• Created Database Tables, Sequences and wrote hibernate mapping files and POJO classes and used Spring DAO on data layer access layer with the Hibernate.
• Used Spring ORM to integrate with the Hibernate and used the hibernate template to implement the business logic.
• Used MySQL as Database and wrote SQL queries for updating and inserting data into the tables.
• Developed business logic using Java, Struts Action classes and deployed using Tomcat.
• Using JavaScript user input validated using regular expressions and also in the server side.
• Used JIRA to assign, track, report and audit the issues in the application and developed the pom.xml using Maven for compiling the dependencies.

Environment: Java/J2EE,C++, Hibernate, Spring, Windows, Eclipse, HTML, JavaScript, AJAX, HTML, CSS, Angular JS, MySQL, REST, JSP.