PROFESSIONAL SUMMARY:

• Having 8 years of professional IT experience in designing and developing of Multi - Tier distributed, Enterprise applications using Object Oriented Programming features of Core Java, J2EE technologies with Software Development Life Cycle (SDLC).
• Experience in leading and managing project team members in various stages of SDLC like requirement gathering, analyzing and designing optimal architecture, Development, Implementation, Integration, Documentation, Testing and Deployment.
• Strong application development experience in using Agile Software Development methodologies like Scrum, Sprint and Traditional software models like Waterfall and TDD.
• Expertise in developing web pages using HTML, CSS, JavaScript, jQuery, Ajax, AngularJS, React Js Bootstrap with webpage cross browser compatibility and responsive web design and Server scripting language like Node JS, BackboneJS.
• Created and Maintained Chef Recipes and cookbooks to simplify and expedite deployment of applications and mitigate user error.
• Expertise in Web Front End Technologies Struts, Tag Libraries and Struts custom validation rules, Tiles, JSTL, Java Script, DHTML and XML/XSL.
• Experience with Java1.8 features such as Lambda Expressions for making anonymous inline function calls by using functional Interfaces which makes code readable and concise.
• Worked with Streams API and parallel Streams API for enabling parallel processing of collections in distributed environment.
• Involved in upgrading the Cassandra test clusters
• Having experience with Cloud Computing Service environment like Amazon Web Services (AWS) and managed EC2, S3 bucket, Virtual Private Cloud (VPC) through AWS Console and API Integration.
• Experience in understanding and implementing of Microservices in client-server business applications.
• Expert in building Microservice applications using Spring Boot for developing RESTful web services.
• Experience in implementing client-server business applications using MVC and SOA architecture.
• Expert in Core Java and implemented concepts like Multithreading, Concurrency, ExceptionHandling, File handling, IO, Generics, Swings and collections in various projects.
• Extensive hands on experience in Pivotal Cloud Foundry and other PaaS platforms.
• Experience in implementing MEAN Stack (Mongo DB, Express.js, Node.js, and React.js.
• Expertise in CoreJava and J2EETechnologies, including JSPs, Servlets, JavaMail, EJBtransactionimplementation (CMP, BMP, Message-Driven Beans), JMS, Java Beans, JDBC, JNDI.
• Experience in developing server-side code with good knowledge of enterprise and persistence design patterns like Singleton, Factory, BusinessDelegate, SessionFacade, Servicelocator, Visitor, Observer, Decorator, FrontController, DataAccessObject and MVC.
• Worked with modules like Mongo DB and mongoose for database persistence using Node.js to interact with Mongo DB.
• Used Kubernetes to orchestrate the deployment, scaling and management of Docker Containers.
• Extensive experience on backend frameworks like Spring, Hibernate and JSF.
• Expert in implementing Spring modules such as SpringIOC, SpringMVC, SpringAOP, SpringJDBC, SpringDAO and SpringORM.
• Experience with Streaming platforms like Apache Kafka.
• Experience in working with ORM frameworks like Hibernate, JPA (JavaPersistenceAPI) and APIs such as JDO (JavaDataObjects).
• Developing inter-operable Web Services and its related technologies like SOAP, Restful, WSDL, UDDI, XML, JAX-WS, JAXB, JAX-RPC using tools like Apache Axis.
• Experienced with Middleware Technology Messaging Brokers like JMS and ActiveMQ in SOA(Service-oriented) Architecture.
• Having work experience on Cloud Computing Service Amazon Web Services (AWS).
• Collaborated with development & support teams to service a continuous delivery environment with the use of build platform tool DOCKER.
• Experience in branching, tagging and maintaining the versions across the Environments using SCM tools like GIT, CVS, and Subversion (SVN) on Linux.
• Strong skills in RDBMS implementation and development using SQLServer, Oracle, IBMDB2, MYSQL and experience in working with SQL, PL/SQL programming languages.
• Expertise inNoSQL databases like MongoDB, DynamoDB, Cassandra databases.
• Implemented the Docker Swarm & Kubernets with AWS clouformation Stack.
• Agile Program management, JIRA-Agile Scrum/Kanban, Bug Cycle management, SDLC designs advice using JIRA.
• Experience in using build tools likeGradle, ANT, MAVENfor the development of build artifacts on the source code and log4J framework for logging details.
• Experience with Test Cycle management in JIRA
• Experience in developing test cases based on test first or Test-Driven Methodology using JUnit, JMeter, Mockito.
• Highly experience with Java complaint IDE’s like SpringToolSuite, Eclipse, IntelliJ and RAD.
• Experience in software configuration management using Subversion (SVN), Git, SourceTree as versioning software tools.
• Experienced in developing UML diagrams with StarUML, RationalRose.
• Actively involved in the DevOps streamlining process through JenkinsCI and CD Release Automation.
• Experience in using web app servers like IBM Web Sphere, Web Logic, Apache Tomcat, Jetty and JBOSS Servers.
• Experience in writing shellscripting for deployment process and expertise in sharing files between Linux boxes and windows using the WinSCP, secureFTP, SCP client for Microsoft Windows.
• Experience in developing applications on Windows, UNIX, Linux and Mac platforms.
• Quick Learner, highly motivated team player with excellent organizational and analytical skills.
• Excellentproblem-solving skills, outstanding interpersonal skills, good in written and verbal communication.Ability to work independently as well as within a team environment. Driven to meet the deadlines. Motivated to produce robust, high-performance software

TECHNICAL SKILLS:

Languages: C, C++, Java, J2EE, SQL, PL/SQL

J2EE Technologies: Servlets, JDBC, JSP, JSF, JMS, EJB, JNDI, Java Security

Mark-up/XML Technologies: HTML5, CSS3, JavaScript,JQuery, AJAX, AngularJS, JSP, JSTL, XML, XSD,XSL/XSLT, SAX/DOM,JSON

Tools & Framework: Struts, Spring, Hibernate, Spring MVC, Spring Web Flow, Spring IOC, Spring

Apache: Active MQ, Apache Camel

Web services: SOAP, Restful, UDDI, WSDL, JAX-RPC, JAX-RS, JAX-WS, JAX-B, Axis

Web/App Servers: IBM Web Sphere, Apache Tomcat, JBoss, Web Logic Server

Database: Oracle, SQL-Server,PostgreSQL,MySQL server, TOAD,Cassandra,MongoDB/NoSQL

IDEs: Eclipse, IntelliJ, Spring Tool Suite(STS), RAD

O-R mapping: Hibernate, MyBatis

Testing Tools/ Others: JUnit, Soap UI, Putty, Rational Clear Quest, RTC, StarTeam

Version Control: Tortoise SVN, CVS, Rational Clear case, Git and Mercurial,Docker

OS & Environment: Windows,Sun Solaris, UNIX, Linux

Cloud Technologies: AWS (Amazon Web Services)

PROFESSIONAL EXPERIENCE:

Confidential, Wilmington, DE

Full Stack Developer

Responsibilities:

• Involved in various phases of Software Development Life Cycle (SDLC) such as requirements gathering, modeling, Used analysis, design, development, and testing.
• Developed the view-controller components usingJSPs,HTML5, Angular JS, CSS3,AJAX,JavaScript (jQuery).
• Hands-on experience in developing integration with Elastic search in any of the programming languages like JAVA and JavaScript. Having knowledge of advance reporting using Elastic search and NodeJS.
• Java 1.8 features like stream and Lambda expressions.
• Used Angular JS2 for client side data binding and template based UI development.
• Created Angular components like controllers, services, directives and forms to collect different user data and implemented form validation in Angular JS2.
• Maintained Interface compatibility and concurrency in the project using Java 1.8 new features like default, staticmethods and ConcurrencyAPI.
• Involved in the development ofMicroservicesfor all the models using combination of Spring Boot and Spring Security.
• Used a Microservices architecture, with Spring Boot-based services interacting through a combination of REST and Spring Boot.
• Responsible for creating an instance on Amazon EC2 (AWS) and deployed the application on it.
• Developed API’s to read and publish data from Elastic Search cluster using native Java Transport client as well as REST client. Worked on Spring Integration with the Elastic Search.
• Experienced with event-driven and scheduled AWS Lambda functions to trigger various AWS resources and worked on Lambda, for triggering events with cloud watch using Lambda functions.
• Implemented the RESTAPI's and data transformers using the JAVA connector which involves theJAVA8 featuresLambdaand Streamsin particular.
• Used Jenkins for the CI/CD of different applications and wrote Jenkins groovy script for automation of build jobs.
• Setting up AWS Oracle RDS databases for new project, use data pump to migrate data to Relational Database Services (RDS). Ran docker compatibility testing on various Linux distros, Amazon(AWS).
• Used Spring MVC framework for implementing Model-View- Controller (MVC)architecture at the Web tier level to isolate each layer of the application so that complexity of integration will be reduced and maintenance will be very easy
• Used Spring AOP for solving crosscutting concerns like keeping logged data and transactions details etc.
• Used Spring Batch for processing large amount of data like transaction management, job processing, resource management and logging.
• Secured the API's by implementing OAuth 2.0token based authentication/authorization scheme using Spring Security.
• UsedHibernateORMframeworkas persistenceengine and wroteHibernateQueries to automate the mapping betweenOracledatabase andObjectsinJava.
• Involved in writing SQL and StoredProcedures for handling complex queries with help of TOAD and access them through Java Programs from OracleDatabase.
• Used Docker to implement a high-level API to provide lightweight containers that run processes isolation and worked on creation of customized Docker container images, tagged and pushed the images to the Docker repository.
• Installed and configured Jenkins Continuous Integration server with management of plugins andutilized several CI/CD plugins like AWS S3, build pipeline, Docker, GIT, Junit.
• Used Splunk Deployment Server to manage Splunk instances and analyzed security based events, risks & reporting
• Worked with MongoDB to store non-relational data into collection and retrieve them whenever required.
• Used Apache Kafka (Message Queues) for reliable and asynchronous exchange of important information between multiple business applications.
• Used Jenkins pipelines to drive all micro services builds out to the Docker registry and then deployed to Kubernetes, Created Pod and managed using Kubernetes
• Created featured develop release branches in GIT for different application to support releasesand CI builds.
• Worked on setting up Maven scripts to build, package, and deploy application code to the target WebLogic Application Servers and worked on continuous integration servers like Jenkins.
• Worked with UDA team to deploy scalable mesos cluster in aws with docker.
• Hands on Coding to build REST Micro Services using SpringCloud, Oracle, XSD, JSON, Spring Config, and Jenkins.
• Implemented a continuous Delivery Pipeline with Docker, Jenkins and GitHub to build a new Docker container automatically using Jenkins whenever a new GitHub branches are created.
• Focused onTestDrivenDevelopmentthere by creating detailedJUnittests for every single piece of functionality before writing the functionality.
• Worked on Log4J to validate functionalities and Mockito framework, JUnit for unit testing
• Performed automation testing and authored test scripts using SeleniumWeb Driver, Selenium Gridand Junit.
• Worked in Agile TDD environment using SDLC tools like GIT, Jira, Jenkins, and Maven for build packaging and deployments of the application components.

Environment:Agile(SCRUM), HTML5, CSS3, JavaScript, JQuery, Ajax, Bootstrap, AngularJS, AWS, MicroServices,Hibernate, Spring, MongoDB, Spring Batch, Spring Boot, Spring Security, Servlet, XML, GIT, JSP, Spring MVC, JDBC, Mockito, JUnit, Maven, IBM WebSphere, BackboneJS, Selenium, Restful, Log4J, SOA, Java Server Pages, JIRA, Spring Security, Jenkins and STS.

Confidential, Chicago,IL

Senior Java Backend Developer

Responsibilities:

• Worked on High-level and low-level system design, planning, estimation and implementation.
• Developed presentation layer using JSP, HTML5, CSS3, Node .Js and client validation using JavaScript.
• Implemented animation and styling using CSS3 and jQuery.
• Used AWS SDK to connect with Amazon SQS for bulk email processing.
• Wrote scripts in Python for Extracting Data from JSON and XML files.
• Designed and integrated the full-scale Spring / Hibernate persistence solution with the application architecture.
• Used Web Services for creating rate summary and used WSDL and SOAP messages for getting useful plans from different module.
• Implemented micro services using Spring Boot and Pivotal cloud foundry.
• Deployed Spring boot application using Pivotal Cloud Foundry
• Worked with modules like Mongo DB and mongoose for database persistence using Node.js to interact with Mongo DB.
• Created RFP microservice to provide RESTful API utilizing Spring Boot with Microservices.
• Integrated the application with Spring-MVC using Spring Boot, Spring Dependency Injection (DI), and Spring Annotations.
• Modularized Front End CSS and NodeJS code with sass. Built a real time mouse/click user analytics web services with NodeJS.
• Imported data from various resources to the Cassandra cluster using Java APIs.
• Worked on development and implementation of the MVC Architectural pattern using Spring Framework including JSP, and Servlets.
• Developed the DAO layer for the application using Spring, Hibernate template support.
• Implemented Object Relational Persistence (Hibernate) for the domain model.
• Involved in design and development of the Hibernate Domain Model for the services.
• Used CAS Authentication for Single Sign on for the user login and authentication.
• Worked on Single Sign On application using LDAP directory service for secure authentication and assigning roles based on the login id.
• Used React JS for templating for faster compilation and developing reusable components.
• Developed Kafka consumers to consume data from Kafka topics
• Implemented Multi Factor Authentication (MFA) for high-level users who access privilege applications.
• Worked on generating the web services classes by using Service Oriented Architecture (SOA), WSDL, UDDI and SOAP.
• Experienced in RDBMS such as Oracle, Cassandra, MySQL, and IBM DB2 databases. Used NoSQL DB database MongoDB for proof of concept and having experience in create a Stored Procedures and having experience in Remote Procedure call (RPC) and Redis.
• Used RabbitMQ message broker to route messages to the clients across the cloud network.
• Experience in writing complex PL/SQL queries using joins, Stored Procedures, Functions, Triggers, Cursors, and indexes in Data Access Layer.
• Developed and Maintained build scripts using Maven on Jenkins to create application buildsfrom source code repository GIT.
• Worked as L2 production support engineer for last 6 months supporting the business application after deployments. Resolved the tickets and supported the business application used by end clients.
• Experience in using JUnit and build tools such as MAVEN. Worked on Log4j for logging errors, messages and performance logs and SVN for version control.
• Deployed and tested the application in UNIX on IBMWeb Logic Application Server.

Environment: Java, HTML5, CSS3,JSP, JSTL, JavaScript, JQuery, AJAX,AngularJs, XML,Spring IOC, Spring MVC, Spring Batch, Spring AOP, Servlets, MVC, Hibernate, SQL, Oracle,WebSphere,SOA, JAX-RS, Sun Metro stack, RESTfulWebServices,Agile methodology, Maven, RAD, JUnit, GIT, and JIRA.

Confidential, Chicago, IL

Java developer

Responsibilities:

• Involved in analysis, specification, design, implementation and testing phases of Software Development Life Cycle (SDLC) based on the functional requirements.
• Application is implemented using agile methodology where there is a daily SCRUM meeting to understand the status and resolve any issues.
• Upgraded existing UI with HTML, CSS, JQuery,Bootstrap and interaction.
• Implemented the application using Spring IOC, Spring MVC Framework, Spring AOP, Spring Boot, Spring Batch, and handled the security using Spring Security.
• Designed and developed the End Points (Controllers), Business Layer, DAO Layer using Hibernate/JDBC template and Spring IOC (Dependency Injection).
• Spring MVC model integration for front-end request action controller.
• Developed the persistence layer using Hibernate Framework, created the POJO’s and mapped using Hibernate annotations and Transaction Management.
• Installed JIRA Suite utilities plugin that provides additional workflow features such as conditions, validator and post-functions.
• Extensively used hibernate named queries, criteria queries, Hibernate Query Language (HQL) and Optimistic Locking and Caching to process the data from the database.
• Involved in creating various Data Access Objects (DAO) for addition, modification and deletion of records using various specification files.
• Used Apache Axis Service Engine for creating and deploying Web Service clients using SOAP.
• Consumed SOAP and RESTful Web Services in SOA environment and used SOAP UI for testing.
• Created flows on messaging using ActiveMQ.
• Written Stored Procedures and SQL Queries to interact with MS SQL Server.
• Involved in production support during deployments and worked on resolving tickets raised by business users and L1 supports.
• Extensively used JUnit for unit testing, integration testing and production testing.
• Involved in installing and configuring Maven for application builds and deployment.
• Used JIRA to assign, track, report and audit the issues in the application.
• Worked withIntellijand used Gradle build tool to achieve more functionality for build process.
• Involved in Maintenance and Enhancements for the project.

Environment: Java, HTML, CSS, JavaScript, Ajax, JQuery, AngularJS, Spring, Hibernate, Jenkins, JAXP, JAXB,AWS, JMS,SVN,JSP, Servlet, JBoss, Oracle, RESTful Web Services, AXIS,

Confidential, Minneapolis, MN

Java/J2EE Programmer

Responsibilities:

• Used the light weight container of the Struts Frame work to provide architectural flexibility for inversion of controller (IOC)
• Involved in the requirements gathering, design, development, unit testing and bug fixing.
• Developed applications according to a structuredagileproject management methodology
• Involved in developing User Interface (UI) with HTML, CSS, JavaScript, DOJO, JQuery, JSON and Struts
• Used Struts tags and Content Server tags for writing Java.
• Used Spring Framework for Dependency Injection
• Developed the application framework using MVC architecture usingStruts, spring and hibernate
• Worked in development of data abstraction layer using Hibernate ORM framework with spring support.
• Developed an XML based editor interface that allows users to easily enter data for the attribute.
• Worked in the development of Servlets, JSP'S, Spring Beans and POJOs
• Developed Web services using Apache Axis SOAP engine that would be exposed to external applications to retrieve data from e-Client servicing platform
• Worked in development of web services for business operations using SOAP, WSDL, JAX-WS, JDOM, XML, XSL and Apache CXF
• Worked in Data extractor development to retrieve report data from a centralized database using RPM SOAP web services
• Middle-tier and business layer services were developed using EJB stateless session and entity beans.
• Used Grails and Groovy in developing web applications
• Consumed Web Services as a gateway for the payment through the third-party
• Extremely used plain JavaScript and JQuery, JavaScript Library to do the client side validations
• Worked in configuration of TOMCAT application server in Multi-cluster environment
• Developed MySQL stored procedures and triggers using SQL in order to calculate and update the tables to implement business logic.
• Contracted to serve as the JIRA Systems Administrator for the international JIRA/Confluence infrastructure, including all associated programs, plugins and systems
• Design & Development of page flows, Portlets using Web Logic Workshop
• Worked in Writing and executing the Unit Test cases using JUnit to test specific functionality in the code
• Used JMS to establish message communication and addedAJAXcalls usingJQuery
• Used Log4J to capture the log that includes runtime exceptions, monitored error logs and fixed the problems
• Developed and used Maven for compiling and building the applications
• Involved in making release builds for deploying the application for test environments.

Environment: Java, JSP, XML, HTML, CSS, JavaScript, JQuery, Struts, Servlets, Spring, Hibernate, SOAP Web Services, MySQL, SQL, JAXP, POJO, AJAX, Tomcat, Axis, Maven, JUNIT, JMS, Log4j.

Confidential

Software Engineer

Responsibilities:

• Captured all the functional and technical requirements of the Supply Chain Management System.
• Was involved in the preparation of the software requirements and design document (SRS & SDS).
• Adapted Java Design Patterns DAO, Value Objects and Session Facade to develop business components.
• Developed class diagrams and Sequence diagramsusingUML.
• Defined the detailed application and database design.
• Involved in collecting requirements from Business Users, Data Modeling, Designing and Developing Tools using J2EE, Java, JSP, EJB, and Servlets.
• Developed the application based on MVC architecture.
• Developed theGUIusing HTML, CSS and JSP, AJAX and JQuery.
• Front end validations are written using JavaScript.
• Java Servlets were used as the common gateway interface between the client and server.
• Java Beans were used to handle business logic as a Model and Servlets to control the flow of application as Controller.
• Writing database queries on Oracle and Involved in the JDBC queries as part of implementation.
• Used WebSphere Application server to deploy the applications.
• Performed Unit Testing using JUnit.
• Provided a User Manual and User Training on the new system to ease them into the new system.
• Used CVS as a version control tool.

Environment:JDK, J2EE, Java, HTML, CSS, JSP, JavaScript, AJAX, JQuery,EJB, Servlets, MVC Architecture, JDBC,Oracle, WebSphere, JUnit, CVS, Eclipse,Linux, Design Patterns, UML.

Confidential

Software Developer

Responsibilities:

• Involved in understanding and analyzing the requirements of the project.
• Designed and developed the User Interface usingHTML, CSS, JSP, AJAXandJQuery.
• UsedJavaScriptto perform Client Side Validation.
• Implemented server side programs by usingServlets and EJB.
• Implemented using theMVCdesign pattern.
• Responsible for designing, coding and developed the application inJ2EEusingStruts MVC.
• DevelopedController Servlets, Action and Action Form objectsfor process of interacting withMySQLdatabase using Struts.
• DevelopedSQL Queriesto interact with theMYSQL Databaseand usedJDBCto interact with the Database.
• Involved inUnit testingfor various components.
• UsedLog4jfor any logging purposes during the development of the application.
• UsedApacheTomcat Server to deploy the build.
• Used Clear Case as repository to control versioning of projects.

Environment:Java, J2EE, HTML, CSS, JSP, JavaScript, AJAX, JQuery, EJB, Servlets,Struts MVC, JDBC,MYSQL, Apache Tomcat Server, Log4j, Unit Testing, Clear Case, Eclipse, UNIX.