PROFESSIONAL SUMMARY:

• Around 8+ years of professional IT experience with full project lifecycle development in JEE technologies, Requirements analysis, Design, Development, Testing and Deployment of software application.
• Experience in developing applications using waterfall, Agile (XP and Scrum), Test Driven methodologies and good understanding of Service oriented architecture.
• Experienced in developing applications using Spring boot and with various modules in Spring framework like core, data, web, AOP etc.
• Developed web - based applications using ASP.C#, C# Java, J2EE, Hibernate, Elastic Search, Spring, Web Services (SOAP and REST), MVC framework (Struts, Spring MVC).
• Hands on experience with Microservices architecture.
• Experienced in various XML technologies like SAX, DOM, JAXB, XSD, XPATH, XSTREAM etc.
• Extensive experience in Oracle and SQL databases and automated testing frameworks like Selenium and Cucumber.
• Experience using persistence framework like Hibernate, JPA for mapping java classes with Database and using HQL (Hibernate Query Language).
• Experience in AWS (Amazon Web Services) cloud platform including VPC (Virtual Private Cloud), EC2, S3 and knowledge on other Amazon services like SNS / SQS.
• Worked on Spring security framework to set up authentication and authorization for application using Single Sign On.
• Proficient in dealing with open source tools like Selenium IDE, Selenium WebDriver, Selenium Grid and Selenium RC, Eclipse, Cucumber, Junit, TestNG, Maven, LoadRunner.
• Proven ability in designing and creating automation frameworks for J2EE based applications using Java, Junit/TestNG, Selenium WebDriver/IDE/Grid, ANT/Maven and Jenkins.
• Experience in using Apache Zookeeper.
• Used Apache Kafka for integration and Data Processing with spring and for Multi-Threaded Message Consumption and worked on Zookeeper to maintain services.
• Used Spring Core Annotations for Dependency Injection Spring DI and Spring MVC for REST API’s and monolithic application with Spring Boot and Spring Data for Microservices.
• Experienced in implementing Service Oriented Architecture (SOA) with XML based Web Services (SOAP/UDDI/WSDL) using Top Down Approach and Bottom up Approach.
• Good knowledge in Java/J2EE architecture and developing applications based on OOAD concepts, SOA concepts and Java/J2EE Design Patterns such as MVC, Session Facade, View Helper, Composite View, Transfer Objects, Front Controller, Data Access Objects, Singleton and Factory Pattern.
• Expertise in client scripting language and server scripting languages like JavaScript, jQuery, JSON, AngularJS, Dojo.
• Extensively worked with JMS API for sending messages between two or more clients.
• Worked with JMS Queues for sending messages in point-to-point mode.
• Used JBoss Application server as the JMS provider to manage the sessions and queues.
• Experienced Pivotal Gemfire caching configuration and administration for better real-time performance.
• Excellent experience in implementing UI components using ReactJS along with Redux Framework and JS ES 7 with Strong experience in developing Redux forms with react life cycle.
• Expertise in creating the pages using CSS Webpages layouts and vast knowledge in usability and, accessibility concepts.
• Experienced in solving issues in web browsers, following the W3C standards to maintain the website with defect free.
• Experience in Database Design, Creation and management of Schemas, writing Stored Procedures, functions, Triggers, DDL, DML SQL queries. Experience in writing SQL and PL/SQL programming.
• Experience in writing test-cases in Java environment using Junit, Mockito, EasyMock.
• Experience with Spring Aspect oriented programming(AOP) in logging and auditing.
• Extensive experience in Unit Testing, System Integration Testing, Integration Testing and Performance Tuning.
• Developed Graphical User Interface (GUI) to display report data using jQuery in Cross-browser compatibility and Web Application Scaling.
• Extensive experience on implementing AJAX features using JavaScript and jQuery.
• Significant experience in web development tools like Spring Tool Suite, Eclipse, and IntelliJ.
• Experienced using version controls like GIT, CVS, SVN and ClearCase and code analysis tools like Find Bugs and Check style.
• Experienced with CICD - ANT/MAVEN/GRADLE/JENKINS/HUDSON/CVS/GIT/GITHUB.
• Experience in Agile methodologies such as Extreme Programming, Waterfall Model and Test-Driven Development.
• Experience in Creating Store procedures and functions in SQL server to import data in to Elastic Search and converting relational data in to documents.
• Good understanding of NoSQL Data bases and hands on work experience in writing application on No SQL databases like Cassandra and Mongo DB.
• Strong Experience in database design using SQL to write Stored Procedures, Functions, Triggers and strong experience in writing complex queries, using Oracle, DB2, SQL Server and MySQL.

TECHNICAL SKILLS:

Operating Systems: Windows XP, 2000, Win- NT, Linux, UNIX (Sun Solaris)

Programming Languages: Java, J2EE, SQL, C, C++, C#, PHP, Python.

J2EE Technologies: JSP, Servlets, JDBC, Spring MVC, Spring DAO, Spring Security, Spring WS, Drools, RMI, Rich Faces, Birt Report, Crystal Reports.

Framework: Struts 1.X/2.X, Spring, Hibernate, spring boot, Mockito.

Databases: DB2, Oracle, 10g/9i/8i, SQL, MY SQL and MONGO DB, Sybase, MS Access, Cassandra, PL/SQL, PostgresSQL.

Development tools: RAD 7.5.3, IDEA 8.1, Eclipse 3.5, STS, WSAD.

Web/Application Servers: JBoss, Web Logic 10.X/8.0/7.1, Apache Tomcat 6.X, 7.1, WebSphere.

Web Development: JavaScript, Bootstrap, HTML, DHTML, XHTML, CSS, XML, XSLT, XSD, AJAX, GWT, JAX-WS, AngularJS, NodeJS, ReactJS.

Build/Testing tools: ANT 1.7.1, Maven 3.0, Junit 4.7, grunt.

Web Services: SOAP 1.2, WSDL, Rest 2.0.

Others/Tools: Swing, Agile, RUP, Subversion, Jasper, Reports, JMock, Microsoft Visio, HL7, Jenkins, SonarQube, DevOps.

Methodologies: SDLC, RUP, Agile (Scrum/Extreme Programming)

Design/Version Control: Rational Clear Case, CVS and Tortoise SVN and PVCS, Git

Message Service: MQ series, JMS

PROFESSIONAL EXPERIENCE:

Confidential, Bridgewater, NJ

Full Stack Java Developer.

Responsibilities:

• Followed Agile Scrum methodology for application development and deliverables.
• Involved in Enhancement of existing application utilizing Angular JS , created HTML navigation menu that is role based wherein menu items changes dynamically based on the values derived from the database in the form of JSON .
• Developed all the UI pages using HTML5, CSS3, JSON, JavaScript, jQuery, Angular-JS, Ajax.
• Used various Bootstrap components and developed the application following Responsive web design.
• Developed controllers, services, custom directives for various modules in Angular and was also involved in developing unit test cases using Jasmine, Karma .
• Used Spring Core Annotations for Dependency Injection Spring DI and Spring MVC for REST API s and Spring Boot for microservices .
• Implemented Spring Boot Microservices to divide the application into various sub modules.
• Performed form validations using reactive forms from Angular JS framework.
• Implemented Angular2 services to connect the web application to the back-end API.
• Implemented Hibernate along with annotation based transactional support in Spring Framework.
• Developed Java Beans and Custom Tag Libraries providing client side validations in JavaScript and providing interactive front-end GUI using AJAX .
• Established continuous integration (CI) practices and standards using Jenkins. Set up Jenkins server and build jobs to provide continuous automated builds based on polling the Git source control system during the day and periodic scheduled builds overnight to support development using Jenkins, Git, JUnit, Selenium and Maven .
• Developed MDBs using JMS to exchange messages between different applications.
• Performed Data Driven Testing using Selenium WebDriver, TestNG functions, Cucumber and JDBC Connections that returns the data from scripts using property and XML files.
• Implemented Spring Batch and Spring Task Scheduler to automate importing data from CSV files sent from client into DB2 database.
• Used Apache Kafka for Asynchronous exchange of information between Different Business Applications.
• Implemented a distributed messaging queue to integrate with Cassandra using Apache Kafka .
• Application designed and developed using Java Core, J2EE, JavaScript, Struts, SOA, Hibernate and Spring Batch framework, AOP, CSS and Web Services Axis.
• Batch processes migration from legacy framework to Spring Batch framework for achieving customer's criterion
• Configured Selenium WebDriver, TestNG, Cucumber and Maven tool and created Selenium automation scripts in Java.
• Parallel Cross-Browser Testing using Selenium Grid and TestNG.
• Used Actions class of Selenium to handle Mouse hover events.
• Execution of Selenium Test cases and Reporting defects.
• Implemented Business components such as user authentication, entitlements using spring beans .
• Used Oracle as database and involved in the development of PL/SQL backend implementation.
• Working on building a custom cms to move off WordPress being built using NodeJS, ReactJS.
• Used ReactJS to build the UI components, developed filters to display different dimension of data and font size modifiers.
• Setting and building up the DIT/SIT/UAT and LAB environments for Gemfire.
• Implemented a Continuous Delivery pipeline with Docker, Jenkins , GitHub and AWS AMI’s , whenever a new GitHub branch gets started. Jenkins, our Continuous Integration server, automatically attempts to build a new Docker container from it, The Docker container leverages Linux containers and has the AMI baked in.
• Used GitHub version controlling tools to maintain project versions supported the applications through debugging, fixing and maintenance releases.
• Wrote services to store and retrieve user data from the MongoDB for the application on devices
• Worked on Splunk DB Connect APP to load the data into Splunk from Oracle Database .
• Used PUTTY for debugging and connect to my remote files in server securely using SSH Encryption (public key and private key) and WinSCP to transfer files between local and remote folders and change file permissions
• Created JUnit test cases to automate the testing of business logic
• Tracked and solved tickets for defects on bug reporting tool ( JIRA )
• Participated in preparing technical documents which includes logical flow of the code and UML diagrams and user’s manual for the application.

Environment: Java 1.8, J2EE, Spring Core, Spring (MVC), Spring Boot, Microservices, Hibernate, JSON, Junit, JMS, Apache Kafka, Agile model, Gemfire, JavaScript, Angular.JS, Jenkins, HTML5, CSS3, Eclipse, Tomcat, Maven, Putty, Jenkins, GitHub, Oracle, Pl/SQL, Jasmine, Karma, Node, MongoDB Docker, Jira, WinSCP, AWS.

Confidential, San Antonio, TX

Sr. Java Developer.

Responsibilities:

• Followed Agile methodology and involved in daily meetings, sprint planning, showcases and retrospective and used RALLY as a tracking tool for the sprints.
• Designed and developed code in HTML, CSS, Typescript, AJAX, JSON, Angular 2/4 and Bootstrap with MySQL database as the backend.
• Created Single Page Application with loading multiple views using route services and adding more user experience to make it more dynamic by using Angular framework.
• Developed components, directives, pipes, modules, services in the application for various modules.
• Performed backend REST Webservices using Angular Http services to get and post JSON data.
• Applied Module wide routing using Angular Router to enable lazy loading and developed components with route parameters.
• Developed both reactive and angular forms module to create template and data driven forms.
• Used Angular CLI for application creation, compilation, limiting, running unit and integration test cases and to create production ready code.
• Gained Knowledge on Electrode Platform which is a NodeJS/Web platform built on top of the ReactJS and HapiJS frameworks.
• Implemented server-side script using NodeJS along with Express framework as the middleware to interact with Oracle database to store and retrieve data by using oracle dB package.
• Implemented MVC architecture and developed the presentation layer using Angularjs, NodeJS and worked with data visualization libraries
• Build and produce REST service for custom Search service on Elastic Search.
• Experience in implementing full text search platform using NoSQL Elasticsearch engine, allowing for much faster, more scalable and more intuitive user searches for our database.
• Used Jasmine and Angular test beds to conduct tests for applications developed in AngularJS and ran those test cases on Karma (Unit test runner) platform.
• Developed Spring REST Controllers , and Services that are bind using Dependency Injection to enable loose coupling between application components.
• Developed Apache Camel middleware routes, JMS endpoints, Spring service endpoints and used Camel free marker to customize REST responses.
• Designed and developed Microservices business components using Spring Boot and Netflix OSS patterns.
• Built a bank balance service with exactly once semantics support on Kafka.
• Advanced the system with centralized log tracking services empowered by Zipkin and Kafka.
• Worked with client-side architect team to define strategy for microservices interaction, configuration and developed proof of concepts.
• Implemented Zookeeper for coordination of asynchronous jobs distribution.
• Used Spring Rest Templates and SpringSecurityOAuth2 framework for building the smarter clients.
• Involved in the development of micro services using Security API and SSO service.
• Applied standard Spring Boot code structure 3 layers (Domain, Service, Rest) to organize the project.
• Developed Spring middleware components for implementing business logic and implemented SOA based architecture using web services to build a loosely coupled system.
• Used core java concept Multithreading to overcome the errors in the process of transactions, to handle all the threads by the main thread process.
• Handled Java Multithreading part in back-end component, one thread will be running for each user, which serves that user.
• Designed and developed effective mechanism to automate existing processes using PostgreSQL psql.
• Worked on finding data discrepancy in the Postgres databases with respect to already loaded data.
• Written POJO Classes, .hbm files for Hibernate Object-To- Relational Mapping.
• Developed Restful Web services for other systems to interact with our system and secured the service with Spring-Security Oauth-2.0. Added WS-Security using XWSS to secure the Web services.
• Experienced in developing React components. Used Axios with ReactJS for making AJAX Calls. Worked on Webpack for build and webpack-dev-server a server.
• Developed unit cases for REST controllers using Mock MVC, Mockito, Junit and performed BDD testing using Cucumber .
• Implemented MongoDB queries to interact with the database and converted data from XML format into java objects and injected into MongoDB .
• Took part in enhancing existing service and data access layer developed using Spring and Spring JPA to interact with MYSQL database.
• Deployed the application using WebLogic application server and performed Maven dependencies for the project and used SVN as Version Control System.
• Effectively used Log4j framework to implement logging system for the project and JIRA for bug reporting and tasks and issue tracking.
• Took part in creating Docker images for deployment to AWS ECS environment with Jenkins .

Environment: Java 1.8, HTML5, CSS3, jQuery 2.2.4, Bootstrap, JSON, Angular JS 2/4, Angular-CLI, AJAX, Jasmine 2.5, Apache Kafka, REDUX, Karma, XML, Rally, Spring MVC 4.2.1, Spring boot, Microservices, STS 3.8, Hibernate 4.2, JMS, MySQL 5, RESTful, MongoDB 3.2, JUnit 4.12, Log4j 1.4.9, WebLogic 12.2.1, SVN, Maven, JIRA, Mockito 1.10.19, Postman 4.9.3, AWS, Jenkins, Atom, Docker, Visual Studio Code.

Confidential, Vienna, VA

Full Stack Software Engineer.

Responsibilities:

• Involved in software development life cycle (SDLC), which includes requirement-gathering, design, coding, testing.
• Designed and developed Business Services using Spring Framework (Dependency Injection) and DAO Design Patterns.
• Developed Project Specific Java API's for the new requirements with Effective usage of Data Structures, Algorithms and Core Java, OOPS concepts.
• Developed web service for web store components using RESTful API using Java & Spring .
• Having Experience on SOAP and Spring MVC .
• Good Hands on Experience on JBOSS server.
• Experienced in developing web-based applications using CSS, HTML, JavaScript, jQuery, UML .
• Experience in Object Oriented design, Systems Analysis, Software &Web Application development.
• Experience in implementing the Object-Oriented Programming Concepts and collections framework i.e. Hash Map and Hash table.
• Primarily used NodeJS to build and add functionality to a distributed microservice architecture.
• Worked on Apache Kafka in the area of data migration wherein the change events have been triggered from Oracle and the same could be consumed by NodeJS resource managers to update the NoSql databases.
• Worked on NodeJS, MongoDB, Grails, Struts 1.2, Spring 3 and hibernate frameworks.
• Developed business modules using Hibernate & Spring frame work technologies.
• Having Knowledge on Amazon web Services (AWS).
• Used Maven for building, deploying application, creating JPA based entity objects and compiling GWT application.
• Experience in implementing custom monitoring system through Splunk into deployment processes.
• Configured WebSphere Application Server (WAS) on multiple platforms for both horizontal and vertical scaling.
• Installing, configuring and administering Jenkins CI tool using Chef on AWS EC2 instances.
• Hands on Experience with XML, JSON, RESTful Web Services.
• Responsible for analysis, design, development and integration of backend components using J2EE technologies such as Springs 3 and Spring JDBC and EJB's .
• Actively involved in requirements gathering, Analysis, Conceptual Design.
• Analyzing the execution plan and choosing the optimized query for the DB operation using SQL Developer.
• Experienced in implementing Micro services, Service Oriented Architecture (SOA) with XML based Web Services (SOAP/UDDI/WSDL) using Top Down and Bottom Up approach.
• Having Experience on Oracle 11g, MS SQL server and MYSQL.
• Implemented agile methodology throughout the project development lifecycles.
• Designed and developed Business Services using Spring Framework (Dependency Injection) and DAO Design Patterns.
• Developed Project Specific Java API's for the new requirements with Effective usage of Data Structures, Algorithms and Core Java, OOPS concepts.
• Used XML, XSD and JSON messages for Data transfer. Used JAXB API and DOM for XML parsing messages.
• Developed application Specific thread safe XML APIs, XML Document Builder and parser utils, validators using java DOM Parser which is used among the components.
• Implemented Business logic in the middle-tier using Java classes, Java beans .
• Created and modified Complex SQL Commands.
• Database designing and tables, master data creation in the database.
• Extensive use of Google Web Toolkit (GWT) for designing the webpages.
• Extensive use of Appwatch MQ for interaction between components and Dev to Dev testing.
• Used Soap UI for Dev to Dev testing.
• Good in writing build files with ANT, Maven .
• Used Sonar for maintaining the code quality and JUnit code coverage.
• Created and Modified Jasper Reports and having good Knowledge on Jasper server .

Environment: JDK1.7, J2EE, JDBC, Servlets, Spring, Spring MVC 4.1.5, Spring JDBC, EJB3.0, Jasper Reports Server, XML, Apache Kafka, Hibernate ORM 4.3.5, HTML5, GWT 2.6, SQL Server Management Studio, XSD, JBoss Studio, JBoss Server, SVN, Maven, Windows OS, Log4j, Junit, JIRA.

Confidential

Java Developer.

Responsibilities:

• Planning, analysis, design and implementation of different modules.
• Involved in Java Multithreading to cascade multiple changes on multiple records in only one transaction
• Involved in designing and development of web pages using HTML, CSS, JavaScript and AJAX .
• Using Struts Framework developed and implemented the web-based application following the MVC .
• Used Spring MVC as Web module, involved in design, development of new Action classes to interact with business logic and Used Hibernate as ORM to map Java classes to data base tables.
• Create/Update model classes, Controllers, Service classes and Transformation layer classes for each page relevant to the requirement.
• Implemented J2EE patterns, Data Access Object (DAO), Session facade, Business Delegate and Value Object .
• Experience building REST api's in Java and NodeJS using Spring Boot and ExpressJS respectively.
• Strong understanding of Async programming model in NodeJS.
• Used NodeJS for writing a proxy service layer using ExpressJS.
• Developed and implemented the MVC Architectural Pattern using Spring MVC Developed POJO objects corresponding to the database schema and implemented persistence in the business logic using Hibernate.
• Developed configuration files corresponding to beans mapped and backend database tables.
• Used Hibernate, object/relational-mapping (ORM) solution, technique of mapping data representation from MVC model to Relational data model with SQL-based schema.
• Spring core, Spring JDBC and SQL database for storing promised payment data.
• Used multithreading to improve performance in generating the reports in Java.
• Designed and developed Web Services (SOAP, WSDL) . Created and compiled XML Schema to generate JavaBean classes using Apache Axis.
• Design and development of various modules (includes ASP.C#, C#, T-SQL stored procedures, T-SQL functions)
• Designed forms in ASP.C#. to add, update and delete the defects/business rules/test cases/ change controls using C#.
• Created C# controls to encapsulate Business Rules.
• Designed C# based reports module to list the test cases for the task and to see the logs raised, resolved, and closed.
• Used JUnit testing framework to write test cases.
• Core Java application such as Exception Handling, Collection APIs to implement various features and enhancements, Object serialization.
• Deployed J2EE applications in WebSphere application server by building and deploying ear file using ANT script.
• SOAP service created with bottom up approach, with marshaling and un-marshaling and producing WSDL file.
• Used Git-Hub repository for version control, and MAVEN build process.
• Configured Log4j tool to log the entire application.

Environment: Java 1.6, Spring core, Spring JDBC, SQL, JSON, MAVEN, REST and SOAP UI.

Confidential

Java Developer

Responsibilities:

• Involved in Requirement Analysis, Design, Development and Testing of the risk workflow system.
• Involved in the implementation of design using vital phases of the Software development life cycle SDLC that includes Development, Testing, Implementation and Maintenance Support.
• Applied OOAD principle for the analysis and design of the system.
• Applied J2EE design patterns like Singleton, Business Delegate, Service Locator, Data Transfer Object DTO , Data Access Objects DAO and Adapter during the development of components.
• Used RAD for the Development, Testing and Debugging of the application.
• Used WebSphere Application Server to deploy the build.
• Developed front-end screens using Struts, JSP, HTML, AJAX, jQuery, JavaScript, JSON, CSS .
• Used J2EE for the development of business layer services.
• Developed Struts Action Forms, Action classes and performed action mapping using Struts.
• Performed data validation in Struts Form beans and Action Classes.
• Developed POJO based programming model using spring framework .
• Used IOC Inversion of Control Pattern and Dependency Injection of Spring framework for wiring and managing business objects.
• Used Web Services to connect to mainframe for the validation of the data.
• Axis2 WS engine has been used to convert WSDL to Java objects.
• SOAP has been used as a protocol to send request and response in the form of XML messages.
• WSDL has been used to expose the Web Services.
• JDBC framework has been used to connect the application with the Database.
• Used Eclipse for the Development, Testing and Debugging of the application.
• Log4j framework has been used for logging debug, info error data.
• Used Hibernate framework for Entity Relational Mapping.
• Used Apache CouchDB database for data persistence.
• SQL Developer was used as a database client.
• Extensively worked on Windows and UNIX operating systems.
• Used SecureCRT to transfer file from local system to UNIX system.
• Performed Test Driven Development TDD using JUnit .
• Used Ant script for build automation.
• PVCS version control system has been used to check-in and checkout the developed artifacts. The version control system has been integrated with Eclipse IDE.
• Used Rational ClearQuest for defect logging and issue tracking.

Environment: Windows XP, Unix, RAD7.0, Java6.0, Design Patterns, WSAD 6.0, WebSphere, Apache Ant, J2EE Servlet, JSP, HTML, AJAX, JavaScript, CSS, jQuery, JSON, Struts, Spring, Hibernate, Web Services, SOAP, WSDL, XML, Eclipse, Apache CouchDB, SQL Developer, Cruise Control, WinSCP, Log4J, JUnit.

Confidential

Java Developer

Responsibilities:

• The project is a multi-layer Struts/Spring framework/JMS/Web services/Oracle web application with a few million users.
• Responsible for Analyzing, designing, developing, coordinating and deploying web based application.
• Understanding the functional requirements and prepared a detailed Use Cases and Functional Requirement Documents from the Business Requirements Specifications.
• Design and developed Gateway remote connect / disconnect module and show total energy consumed for the entire house module.
• Developed required Action classes, presentation layer forms using Action Form beans and JavaBeans containing the business logic.
• Developed Data Access Objects DAO s and business delegates for accessing data.
• Developed Message Driven Bean MDB components for Gateways.
• Worked on HQL and hibernate criteria queries.
• Develop and maintain elaborate services based architecture utilizing open source technologies like Hibernate ORM and Spring Framework .
• Created Hibernate classes to transfer the data to the database.
• Developed Stored Procedures and Functions, Views for the Oracle database PL/SQL
• Code refactoring to get an advantage from technologies upgrade including usage of Generics, enums
• Created Web Services client SOAP, WSDL Components.
• Developed unit and functional tests for the new functionality.
• Involved in impact analysis of change requests and Bug fixes.
• Automating the build deployment process using maven and ant.
• Documenting the installation and deployment processes for a smooth production release and helping the deployment team to set up different servers.

Environment: Java, J2EE, Spring, Hibernate, JMS, LDAP, Oracle, XML, Web Services, Quartz job scheduling, Spring MVC, MKS, SQL, PL/SQL, Site Minder, Subversion, SMTP Java Mail, Maven, Ant, Apache Axis, Jtest, XML Beans, Log4j, TOAD, JUnit, Selenium, JFree Chars, Web Logic Application Server, RAD7, Windows XP, Agile scrum.