SUMMARY

• Professional Java/J2EE Software Developer with 7+ years of focused experience of Web based applications with provisioning of groundbreaking and customized solutions to meet capricious industry requirements.
• Strong application development experience in using Agile Software Development methodologies like Scrum, Sprint and Traditional software models like Waterfall and TDD.
• Developed web - based enterprise applications using core Java, J2EE, Servlets, JSP, EJB, JMS, JDBC, Hibernate, Web Services (SOAP and REST), MVC framework (Struts, Spring MVC), SQL and Object-Oriented Programming techniques.
• Expertise at JDBC API for connection and access to databases.
• Expertise in Creating Hibernate configuration file, Hibernate Mapping files and defined persistence classes to persist the data into Oracle Database.
• Implemented REST fulWeb services to retrieve data from client side and madeRESTAPIcalls fromAngularJSand parsed the data to project to client and handled the security and Authorization usingSpringSecurityandOAuth1/2.
• Proficient in developing Web Services, related technologies &frame works: WSDL, SOAP, REST, JAX-WS, JAXB, JAX-RPC, AXIS and Jersey, SOAP UI and generating client’s client using Eclipse for Web Services consumption.
• Extensive experience in Java, J2EE, JEE technologies such asJSP, JSTL, Servlets, JDBC, EJB, JPA, JMS, JNDI, JAXB, JAX-RS.
• Created Lightning Web Components using the HTML elements and modern JavaScript.
• Developed and maintained in C#, application importing various pricing factors into the system.
• Experience in dynamic web development using jQuery, AJAX, JavaScript, XML and CSS.
• Administered and Engineered Jenkins for managing weekly build, test and deploy chain, SVN/GIT with Dev/ Test/Prod Branching Model for weekly releases
• Proficient in core java concepts like Collection Framework, Multi-threading, Generics, Annotations, Serialization, Thread pools, JavaBeans, Externalization.
• Multiple row data storage called MVVC to make PostgreSQL extremely responsive in high volume environments.
• Proficient in implementation of frameworks like Struts, Spring (Spring MVC, Spring Web Flow, Spring IOC, Spring AOP, Spring Security, Spring Boot, Spring Data, Spring Batch), JSF, AJAX frameworks (Rich Faces, My Faces) and ORM frameworks like Hibernate, IBATIS.
• Experience with and solid understanding of Microservice
• Created Web Services, WEB API, SOAP, RESTFUL in C# to facilitate the approval life cycle process of a given insurance policy claim.
• CRUD was used as part of servlets where DML operations were required on RDBMS like SQL DB’s.
• Applied jQuery, Bootstrap, CSS3, JSP, and JSTL to build interactive and dynamic UI.
• Experience on different IDEs such as RAD, Eclipse, Spring Tool Suite, and IntelliJ.
• Build REST web service by buildingNode.jsServer in the back-end to handle requests sent from the front-end jQuery Ajax calls.
• Actively involved in the DevOps streamlining process through Jenkins CI and CD Release Automation.
• Subversion SVN, CVS, GIT and Visual Source Safe as versioning software tools.
• Worked on deployment, installation, configuration and issues with Application servers like Apache Tomcat, IBM Web Sphere, BEA WebLogic and JBoss Enterprise Application Server.
• Migration of database objects from IBM DB2 to Postgres and Postgres to IBM DB2 using Java programming.
• Extensively usedApacheCamelfor transformation and used both Java DSL and XML DSL.
• Experience in implementing Design Patterns like Singleton, Factory, MVC, Data Access Object and Business Delegate.
• Expertise in Web Front End Technologies Struts, Tag Libraries and Struts custom validation rules, Tiles, JSTL, Java Script, DHTML and XML/XSL.
• Involved in developing API’s and Rest API proxy usingAPIGEEedge and for sending mobile notifications.
• Expertise XML technologies like DTD, XSD, XSLT and various parsers like DOM, SAX and JAXB.
• Expertise in developing web pages using HTML, CSS, JavaScript, Typescript, JQuery, Ajax, React JS, Angular JS, Angular2/4/6/8/9, Bootstrap with webpage cross browser compatibility and responsive web design and Server scripting language like Node JS, BackboneJS.
• Proven ability in creating page Objects, data driven, keyword driven automation frameworks for J2EE based applications using Junit, Selenium Web Driver, Mockito, Groovy Spock, TestNG Testing, Cucumber, Ant, Maven, Bamboo and Jenkins.
• Configured and created application log files using Log4J to trace required application messages.
• Having Experience on UNIX, Linux commands and Deployment of Applications in Server and ability to work effectively on Windows platforms.
• Extensive experience working with RDBMS such as MySQL, MS SQL Server, Teradata, DB2, Oracle.
• Experience in working with the NoSQL Database like MongoDB to manage extremely large data sets.
• Managed Amazon Web Services like EC2, S3 bucket, ELB, Auto-Scaling, SNS, SQS, AMI, IAM, Dynamo DB, Elasticsearch, Virtual Private Cloud (VPC) through AWS Console and API Integration.
• Experienced in developing UML diagrams with Star UML, Rational Rose.
• UsedApachePOIto convert XML files to Excel files and to read Excel files.
• Experienced in transferring data from different data sources into HDFS systems usingKafka producers, consumers andKafkabrokers
• Solid Experience in creating a Kubernetes Clusters in AWS and deploying a Docker Image on top of Kubernetes Cluster.
• Extensively worked on Pivotal Tracker and JIRA tools for tracking stories in a Project in a different methodology of Software Development Life Cycle.
• Ability to work effectively in cross-functional team environments and experience of providing training to business user.

TECHNICAL SKILLS

Languages: JAVA, PL/SQL, SQL, MYSQL,J2EE,UML

Application Frameworks: Struts, JSF, Spring, Hibernate, MVC

Web Technologies: Angular JS, Angular 2/4/6/8/9, HTML5, XML, JavaScript, Typescript, JQuery, CSS 2/3, Bootstrap, AJAX, XHTML, JavaScript, HTTP, JSP, Servlets, JDBC, J2EE, JSF, JSON, JSP, JMS.

Web Services: REST, SOAP, JAX-RS, WSDL, AWS, JNDI.

Web Servers: Tomcat 7.0, JBoss 7. Apache.

Application Servers: IBM Web sphere Application Server (8.1), Web logic (10x).

IDE: Eclipse, IntelliJ, Net Beans

Databases: Oracle 10g/11g/12c, MySQL, MS SQL Server

NoSQL Databases: MongoDB, Cassandra.

Unit Test Frameworks: Log4j, JUnit, Jasmine, Karma 1.4, Mockito.

Operating Systems: Windows, LINUX

PROFESSIONAL EXPERIENCE

Confidential, Scottsdale, AZ

Senior Java Full Stack Developer

Responsibilities:

• Involved in various phases of Software Development Life Cycle (SDLC) such as requirements gathering, modeling, analysis, design, development, and test.
• FollowedAgilesoftware developmentpractice paired programming, test driven development and scrum status meetings.
• Used Spring Boot Actuator to externalize application’s configuration properties for different environments.
• Designing and implementing scalable,RESTfulandmicro-services-basedmobile back-end. The back end is being written inJava usingSpring Bootfor simplicity and scalability.
• Responsible for working on consuming and producing SOA microservice /Web Services.
• Utilized teh JQuery, AJAX, and JavaScript to render widgets on web pages.
• Displayed the records in the page using grid framework inBootstrapwith functions of pagination.
• Developed and deployed Micro Services based applications using Spring Boot and Node JS with Express.
• Involved in writing Java API for Amazon Lambda to manage some of the AWS services, Object storage service Amazon S3 is used to store and retrieve media files such as images.
• Experienced of Database design in Oracle/SQL Server query-based programming and PL/SQL procedure programming and proficient in Database programming using JDBC, Oracle, MySQL, DB2, PostgreSQL, NoSQL, MongoDB, Cassandra DB
• Involved in the development of Servlet, Struts Action classes, Business Objects, Web Services.
• Developed the UI Layer using Struts, CSS, JSP, JavaScript, JSTL, XML and X Path.
• Quickly prototyped and created applications interfaces from the PDF are given by theUXusingHTML5, CSS3 and Bootstrap.
• Created Typescript reusable components and services to consume REST API's using Component-based architecture provided by Angular 2.
• Used GitHub to maintain the version of the files and took the responsibility to do the code merges from branch to trunk and creating new branch when new feature implementation starts
• Implemented AWS solutions using EC2, S3, RDS, EBS, Elastic Load Balancer, Auto-scaling groups.
• Created Hibernate mappings using Core Java (OOPS, Class, Multi-threading, Collections) and debug issues related to data integrity.
• UsedJava Servletsextensively and usingJDBCfordatabase access.
• Worked closely wif developers to establish requirements and provide usable but easily implemented solutions dat conform to user-centered design principles. Provided detailed visual designs using Photoshop, PowerPoint, and Visual C#.
• Developed UI navigation using Struts MVC architecture (JSP, JSF, tiles, JSTL, Custom Tags).
• Developed Hibernate ORM mappings using Hibernate and JPA annotations to map java 11 classes to database tables.
• Used Java Collection classes, interfaces, Spring Boot JAX-RS API in backend for building custom REST API’s.
• UsedAngular 9to create views to hook up models to theDOMand synchronize data with server asSPA.
• Created custom reusable components for web applications using React JS and applied the Flux and Redux application architecture and discipline.
• Used GIT to maintain the version of the files and took the responsibility to do the code merges from branch to trunk and creating new branch when new feature implementation starts.
• Analyzed theReact JS server structure in legacy project, then mimicked theREST serviceby using JavaJAX-WSAPI and did the corresponding configurations.
• Developed application on Spring framework by utilizing its features like Spring Dependency injection, Spring Security, Spring Web flow with Spring MVC.
• Performed system administration of UNIX servers. Managing Compaq and Linux workstations and servers.
• Used Spring Core Annotations for Dependency Injection Spring DI and Spring MVC for REST API s and Spring Boot for micro-services.
• Expertise in Web-Development technologies like Servlets, JSP, JSTL, HTML5, JSON, JavaScript, CSS3, XML, XSL/XSLT, AJAX, JQuery
• Expertise in design and implementation of Enterprise Systems using Domain-Driven Development DDD, Feature-Driven Development FDD and Service Oriented Architecture SOA.
• Develop the UI component architecture for developer framework using Angular 9, Typescript, HTML5, CSS3 and Bootstrap.
• Exposure to Microservices, Cloud Native,12 Factor App, API First, Serverless architectural style and best practices.
• Designed and created VSTO application to export EXCEL files in C# to do batch reverser transactions.
• Utilized Angular dependency injection to inject different Services including inner Services and custom services and create some custom directives to do some reusable component
• Creating profiles in Puppet and pushing them across to the associated servers in Linux environment.
• BuildRESTweb service by buildingNode JSServer in the back-end to handle requests sent from the front-endjQuery Ajax calls.
• Used Cloud environment for deploying the applications and involved with Elasticsearch for logging as well as worked on Elasticsearch, Kafka, MongoDB, Cassandra.
• Developed CI/CD system with Jenkins on Kubernetes environment, utilized Kubernetes and Docker for the runtime environment for the CI/CD system to build, Test and Deploy.
• Deployed latest patches for, Linux and Application servers, performed Red Hat Linux Kernel Tuning
• Wrote Kafka producers to stream the data from external rest APIs to Kafka topics.
• Implemented and configured Jenkins job for Continuous Integration (CI) tool.
• Spring MVC Framework IOC (Inversion of Control)design pattern is used to have relationships between application components. It is used to separate the application configuration and dependency specification from the actual application code.
• Developed Hibernate inheritance mapping using single table approach and configured multi-level caching in Hibernate.
• Configured Play application to use teh Heroku Postgres database, firstly added teh PostgreSQL JDBC driver to dis application dependencies.
• Developed Hibernate with Spring Integration as the data abstraction to interact with the database and used Dependency Injection (DI) using Spring framework and annotations.
• Created and managed a Docker deployment pipeline for custom application images in the cloud using Jenkins.
• AppliedCSS3andBootstrapfor responsive web pages.
• Used GitHub version control repository version controlling to maintain project versions.
• Used Maven to define the dependencies / plug-in and build the application.
• Designed, developed, and deployed the application using Eclipse, Apache Tomcat 8.0.
• Used NoSQL (MongoDB) and stored procedures as part of database interaction.
• Used SOAP UI to manually connect to the web service and check data.
• Created Angular 9 controllers, services and used Angular filters for filter functionality in search box and integrator functionalities.
• Managing the OpenShift cluster that includes scaling up and down the AWS app nodes.
• Had very strong exposure using ansible automation in replacing the different components of OpenShift like ECTD, MASTER, APP, INFRA, Gluster.
• Integrated with Redis Cache and Rabbit MQ to store and propagate common information like account and diagnostics information.
• Utilized Mockito and Power Mockito to mock external application components in JUnit tests.
• Used JUnit framework for unit testing of application and Log4j to capture the log that includes runtime exceptions.

Environment: Java, J2EE, Agile, Angular 8/9, HTML5, CSS3, Bootstrap, SOAP, React JS, Redux, Spring MVC, Spring Boot, Node JS, Amazon Lambda, Amazon S3, E2C, S3, RDS, EBS, Elastic Load Balancer, Hibernate, Prime Faces 5, Jenkins, Redis, Docker, Rabbit MQ, GitHub, Maven, Kubernetes, Eclipse, Apache Tomcat 8.0, Kafka, NoSQL, MongoDB, WebSphere, JBoss, Apache Tomcat, Log4j, JUnit

Confidential, Dania Beach, FL

Java Full Stack Developer

Responsibilities:

• Involved in various Software Development Life Cycle (SDLC) phases of the project using Agile methodology.
• Used various Core Java concepts such as multi-threading, exception handling, collection APIs to implement various features and enhancements.
• Extensively worked on business, front end and persistence tier using the JSP, Servlets, Spring MVC, and JSON.
• Supported the applications through debugging, fixing and maintenance releases.
• Developing or maintaining a production-level cloud-based architecture in AWS, including creating machine Images like AMI.
• Experience in creating REST APIs by using spring, exposed them from my existing system so that it is consumed by other application.
• Configured the WebSphere application server to connect Oracle Server in back end by creating JDBC data and configured MQ Series and JMS Queues with IBM RAD and WAS to create connection factories and queues.
• AppliedjQuery, Bootstrap,CSS3,JSP,and JSTLto build interactive and dynamic UI.
• Expertise in SQL and NOSQL database technologies. Include Oracle, MySQL, Postgres SQL, MongoDB.
• Deployed and migrated ASP.NET MVC C#/VB.NET applications to Windows Azure cloud platform.
• Used GIT to control the Application flow and manage the application in group developing.
• Involved in the development ofServlet, Struts Action classes, Business Objects, Web Services.
• Worked in usingReact JS components, Forms, Events, Keys, Router, Animations and Flux concept.
• ImplementedReact JScode to handle cross browser compatibility issues in Chrome, IE 7, 8, 9, Safari.
• Delivered training on container and container orchestration with Docker & Kubernetes.
• Worked extensively with version control tools like GitHub, SVN
• Implemented Data access objects using Hibernate to access data from Oracle database Called Stored Produces in Oracle using Callable Statements in JDBC
• Developed REST API’s to establish and maintain connection betweenIBM MQandApache ActiveMQ.
• Developed RESTFUL web service and hands on experience in JSON parsing and XML parsing.
• Hands on experience in J2EE framework and extensively used CoreJava and Spring API in developing the business logicusing Agile Methodology.
• Designed, coded and configured server sideJ2EE componentslikeJSP, Servlets, JavaBeans, JDBC, JNDI, JTS, Java Mail API, XML.
• Applied jQuery, Bootstrap, CSS3, JSP, and JSTL to build interactive and dynamic UI.
• Deployed the relation databasePostgres SQLtoAWS RDS.
• Extensive experience of developing Representational state transfer (REST) based services and Simple Object Access Protocol (SOAP) based services.
• Maintained Cross Browser compatibility & implement Responsive Web Design using Twitter Bootstrap and custom media queries.
• Used design patterns like Front controller, DTO, Singleton, Facade, Factory design patterns.
• Used Hibernate framework for back end development and Spring Dependency Injection for middle layer development.
• Created documentation for all the components which is included in React-Bootstrap page.
• Worked on AWS, High Availability Practices and deploying backup/restore infrastructure.
• Deployed GUI code to WebLogic application environment and standalone components to JBoss Server.
• Designed and developed web pages using HTML, JSP, JavaScript and XSLT, involved in writing new JSPs, designed pages using HTML and client validation using JavaScript and jQuery.
• Developed CSS styles to maintain the uniformity of all the screens throughout the application and positioning of screen objects.
• Created topics on the Desktop portal using Spark Streaming with Kafka
• Used Jenkins pipelines to drive all Microservices builds out to the Docker registry and then deployed to Kubernetes.
• Involved in writing EJBs and Web Services for building the middleware distributed components and deployed them on application servers.
• Implemented Model View Controller (MVC) Architecture based presentation using JSF framework.

Environment: Java, J2EE, Spring, Spring Boot, React JS, Hibernate, Web Logic, Hibernate, RESTful Web Service, HTML, CSS, AJAX, jQuery, JSP, XSD, Agile, MongoDB, JMS, Eclipse, Kafka, JUnit, Unix, Git, Maven, FileZilla, Jenkins, My Eclipse, Ant, Docker, Kubernetes, WebLogic, AWS.

Confidential, Falmouth, FL

Java/J2EE Developer

Responsibilities:

• Designed and developed Microservices business components using Spring Boot.
• Consumed REST based Microservices with Rest template based on RESTful APIs.
• Used Angular 2/4, HTML, JavaScript, Bootstrap, JQuery, JSF (Rich Faces/Prime Faces) programming for creating GUI interface of the web page and to get AJAX functionality for the website.
• Implemented RESTful Web services in Service Oriented Architecture (SOA) to retrieve data from client side and made REST API calls from Angular and parsed the data to client.
• Implemented aNode.js serverto manage authentication.
• Involved in writing XML configuration file for Hibernate-Database connectivity.
• Used Jenkins for Continuous Integration and Spring Tool Suite (STS) IDE for application development and used Git as Version Control tool.
• Used Hibernate mappings, relationships between tables and entity classes to access and update information in the database.
• UtilizedReactfor its efficient data flow architecture to create a lightweight and render efficient web app that searched projects via the GitHub API through keywords.
• Expertise in Bootstrap, Angular.js and Node.js (Express, Mongoose, Body-Parser, HTTP, File systems, Browser Sync etc...) and used Log 4j for logging
• Used JQuery and JSF/Prime faces validation framework for front end validations.Worked with teh JavaScript frameworks like HTML 5, CSS 3 and AngularJS.
• Designed, configured and managed public/private cloud infrastructures using Amazon Web Services (AWS), which includes VPC, EC2, S3, Cloud Front, ELB and Elastic Beanstalk.
• Created Stored Procedures, functions, views, indexes and constraints, triggers required SQL tuning to reduce the response time in the application.
• Created plugins to extract data from multiple sources likeApache Kafka, Database and Messaging Queues
• As a version control tool used GIT and IDE as Eclipse to build the code.
• Packaged and deployed the application in IBM WebSphere.
• Used Maven building tool for creating EAR file deployed in application servers and used for dependency management of code in application.
• Defined AWS Security Groups which acted as virtual firewalls that controlled the traffic allowed to reach one or more AWS EC2 instances.
• Built NoSQL schemas and maintaining sessions by MongoDB.
• To identify user login information written UNIX shell scripts.
• Developed and executed unit test cases using JUnit.
• For application logging and notification, tracing mechanisms used Log4J.
• To keep track of issues and tasks on individuals used JIRA ticketing system.
• Performed form validations using reactive forms from the Angular 4 framework.
• Implemented modules into Node.JS to integrate with designs and requirements.
• Utilized Kubernetes and Docker for the runtime environment of the CI/CD system to build, test, deploy
• Experienced first-hand the best/worst practices for integrating Microservices into existing system architecture.
• Worked with Node JS framework including authoring complex directives, services, controllers, and filters.
• Developed, run and scheduled queries using SQL and T-SQL scripts.
• Provided Security and Authorization using Spring Security.
• Developed Open stack API to Integrate with Amazon EC2 cloud based architecture in AWS, including creating machine Images and worked on AWS, High Availability Practices and deploying backup/restore infrastructure.
• Created Angular 4 Directives, Components, Pipes, Injectable across the whole system, such as to build the custom filter.
• Performed form validations using reactive forms for sign in and inputting ticket rising information from Angular framework.
• Working on AWS Lambda for event driven work flow, working on Databases, Creating and Hosting micro services on EC2 Instances, and automating things using JSON Scripts, Creating End-Points for the services, integrating through API's, involved in creation of APIs and API Gateways for by establishing Secure connection between the end-points.
• Used Micro service architecture, with Spring Boot based services interacting through a combination of REST and Apache Kafka message brokers.
• Expertise in Docker for convenient environment setup for development and testing. Installed Docker Registry for local upload and download of Docker images and even from Docker hub.
• Ran Log aggregations, website Activity tracking and commit log for distributed system usingApache Kafka.

Environment: Angular 2/4, HTML5, CSS3, JavaScript, AJAX, JQuery, Bootstrap, Node JS, Agile, Scrum, Spring, MVC Design Patterns, Spring Boot, Spring Security, Spring Data, Hibernate, Java 1.8, JPA, JSP, Jenkins, Apache Kafka, XML, AWS, Microservices, Cassandra, RESTful, Docker, Kubernetes, SQL, Oracle 12c, MongoDB, GIT, JUnit, Maven, Log4j, JIRA, Eclipse, WebSphere.

Confidential, Malvern, PA

Java Developer

Responsibilities:

• Implemented Spring IOC (Dependency Injection) and Spring AOP for the Business Layer development
• Implemented Aspect Oriented Programming using Spring AOP.
• Wrote build scripts such as cleaning, compiling, creating jar file using Ant for the application.
• Leveraged AWS cloud services such as EC2, auto-scaling and VPC to build secure, highly scalable and flexible systems that handled expected and unexpected load bursts.
• Involved in writing POJO classes, XML configuration files, defining DAO interfaces and writing Hibernate query language (HQL) queries.
• Used spring config server for centralized configuration and Splunk for centralized logging. Used Concourse and Jenkins for Microservices deployment
• Written SQL, PL SQL, HQL queries, Implemented Transaction management.
• Deployed Microservices as Restful Java Web Services on Amazon Elastic Beanstalk.
• Implemented Model View Controller (MVC) architecture using Spring MVC framework
• Used Hibernate for Object relational mapping of the database structure created in Oracle
• Implemented MVC design pattern to organize AngularJS controllers, custom directives, factories and views.
• Implemented development procedures for IVR and speech applications through Java and Web Services and used AWS lambda to run servers without managing them and to trigger to run code by S3 and SNS.
• Designed and developed Spring and REST based Micro Services using the Spring Boot, also developed RESTful web services with JAX-RS using Spring Boot and Micro Services Architecture.
• Used IBM WebSphere Application Server to deploy the application.
• Developed Junit test cases for DAO and Service Layer methods.
• Used EJB, Struts, and Hibernate to developed the application
• Deployed and tested the application using Tomcat web server.
• Used Log4J to capture the log that includes runtime exceptions.

Environment: J2EE/Java, JSP, HTML, CSS, JavaScript, Angular JS, Microservices, AWS, EC2, S3, WebLogic, Eclipse, SVN, Tomcat, WebSphere Application Server, Struts, Spring, and Hibernate, HQL, UML, Toad, Oracle and Junit

Confidential

Junior Java Developer

Responsibilities:

• Involved in design and development phases of Software Development Life Cycle (SDLC).
• Developed variousjavabusiness classes for handling different functions.
• Implemented the presentation layer using JSP, HTML, CSS and client validations using JavaScript.
• Designed and developed GUI using JSP, HTML, DHTML and CSS.
• Involved in both WebLogic Portal 9.2 for Portal development and WebLogic 8.1 for Data Services Programming.
• Experience in creating EJBs that implemented business logic.
• Validated all forms using Struts validation framework and implemented Tiles framework in the presentation layer.
• Configured Struts framework to implement MVC design patterns.
• I have hands on experience in Eclipse 6.0 as IDE for application development.
• Worked with Java Messaging Service (JMS) for messaging interface.
• Written SQL and PL/SQL procedures for Hypersonic, Oracle and SQL Server databases.
• Developed User Interface using AJAX in JSP and performed client-side validation.
• Developed JUnit test cases for all the developed modules.
• Used Sub Version (SVN) as version control.

Environment: Core Java, J2EE, Oracle 9i/ 10g, SQL Server, JSP, Web Logic 9.2, STRUTS, JDK, SOAP, JMS, JavaScript, HTML, CSS, IBM RAD, AJAX, build tool, Junit, Spring, Log4j, Web Services.