SUMMARY:

• Over8+ yearsof experience inJava/J2EE,Software Development Life Cycle,Object Oriented programming, developing, and testing ofClient/Server, Enterprise,andWeb Applications.
• Expert in all stages of transforming the business requirements into a sophisticated system.
• Experienced in developing web - based applications using Java/J2EE, Servlets, Struts (Struts, Tag Libraries and Struts custom validation rules, Tiles), Spring IOC, Spring MVC, Spring AOP, Spring Security, Spring Boot, Spring Cloud, Spring Web Flow, Spring Data, JDBC, Web Services (SOAP & Restful services) and ORM frameworks like Hibernate.
• Extensive noledge incore javaandswingdevelopment.
• Utilized Java 8 features like Lambda expressions and Stream API for Bulk data operations on Collections which would increase the performance of the Application.
• Worked on various features in ECMA Script 6 (ES6) such as Arrow functions, Classes, and enhanced object literals.
• Expertise in developing web pages using HTML5, CSS3, Bootstrap, JavaScript, jQuery, Ajax, React, Angular wif webpage cross browser compatibility and responsive web design and has experienced in Server scripting language like Node JS.
• Experience using Hibernate for mapping Java classes wif database and using Criteria API and Hibernate Query Language (HQL).
• Good Knowledge of Data Access Object (DAO) pattern to introduce an abstraction layer between the Business logic tier (Business object) and the Persistent storage tier (data source).
• Excellent in developing REST and SOAP based Web Services using JAX-RS, JAX-WS, WSDL, JAX-B, Apache Axis, and Jersey frameworks.
• Developed web application using web MVC architecture for real time projects.
• Expert in building richGUI front ends wif Swingcomponents and extending Swing components to provide additional functionality.
• Good hands-on experience in developing single page applications using React JS and Angular.
• Good noledge over Sass, SCSS and gulp tool for effective use of them.
• Manage existing design templates GIS schema structure for the GIS Systems in Development, QA, and Production environments.
• Worked wif SQL databases like Oracle, My SQL, IBM DB2 and Hands on Experience in working wif NoSQL Database like Mongo DB, Cassandra to manage extremely large data sets.
• Coordinate wif GIS members for system improvement and upgrades.
• Proficient in writing SQL queries, PL/SQL stored procedures, Triggers and creating business tables.
• Experienced in implementation of JMS to exchange information over reliable channel in an asynchronous way by using Active MQ, Rabbit MQ, Kafka as message queue.
• Extensively used SOAP Nodes, Database nodes, MQ nodes and HTTP nodes.
• Interact wif staff to gather user's requirements to perform GIS applications.
• Portable deployment of applications as a single object using Docker.
• Implemented a Continuous Delivery pipeline wif Docker, Jenkins and GitHub andAWSAMI's.
• Hands on experience in working wif Junit, Mockito, Selenium, Test NG.
• Experienced wif deploying applications on to production servers, configuring various parameters of servers like Apache Tomcat, JBOSS, BEA Web logic, IBM Web Sphere.
• Closely worked on Kafka and has set up Kafka cluster setup on the QA and Production environments
• Used version controller tools like Tortoise Subversion (SVN), CVS and Git.
• Experience in developing and deploying applications on Cloud Platforms like Amazon Web Services.
• Managed Amazon Web Services like EC2, S3 bucket, ELB, Auto-Scaling, SNS, SQS, AMI, IAM, Dynamo DB, Elastic search, Virtual Private Cloud (VPC) throughAWSConsole and API Integration.
• Excellent in deploying the applications inAWSas EC2 instances and created snapshots for the data dat had to be stored inAWSS3.
• DefinedAWSSecurity Groups which acted as virtual firewalls dat controlled the traffic allowed reaching one or more EC2 instances.
• Experience in working wif IDES like Eclipse,SpringTool Suite (STS), RAD and IntelliJ.
• Has extensive experience working on Windows, Linux, and Unix Operating Systems.
• Proficient in log management using log4J framework and Splunk.
• Possessing very good communication and analytical skills and can work independently as well as in a team environment.

TECHNICAL SKILLS:

Programming Languages: Java, J2EE, PL/SQL

Web: HTML5, CSS3, Java Script, jQuery, Bootstrap, AJAX, Node.js, Express, ReactJS, AngularJS, React MDL, Json, Xml

J2EE Technologies: Servlets, JSP, Java8, Swing, JSTL, JSF, EJB, XSL, XPATH, XSLT, JDBC, JNDI, Json.

Databases: MySQL, Mongo DB, Cassandra, Backend less, Oracle 12c, Back4App, SQL Server

Tools: NetBeans, Eclipse, Android Studio, Visual Studio Code, WinSCP, Putty, Git, Tableau, STS, Atom, Microsoft Project Management, Trello, gulp

Design Patterns: MVC, Singleton, Service Locator, Multi-Threading.

Application Servers: Apache Tomcat, WebSphere, JBoss

Web Services: REST, SOAP

Cloud Technologies: Amazon Web Services, Kafka, OpenShift, AWS Lambda

Frameworks: Spring MVC, Spring Boot, Spring Cloud, Struts, Hibernate, AngularJS, ReactJS

Build Tools: Maven, Gradle

Continuous Integration: Jenkins, Docker, Kubernetes

Scripting Languages: Type Script, ES6

PROFESSIONAL EXPERIENCE:

Confidential - Houston, TX

Sr. Java Full Stack Developer

Responsibilities:

• Followed an extremely light and efficient Agile Scrum Methodology for project development.
• Participated in sprint plans, code reviews and in daily stand-ups. Continuous co-ordination wif the team during different phases of application development.
• Developed User interfaces and prototypes for web-based internal system using Angular, HTML5, CSS3, Typescript, JavaScript, jQuery, AJAX, and Bootstrap.
• The Restful web services has been used to retrieve and update the data using Ajax.
• Used aMicro servicearchitecture wifSpring Bootbased services interacting through a combination ofRESTto build, test and deploy identityMicro services.
• Used Spring Batch for scheduling and maintenance of batch jobs.
• Extensively used the Java swings components.
• Implemented pre-authentication and data base security using spring security and securing application access and Spring Batch for scheduling and maintenance of batch jobs.
• Used Spring Boot at the backend for easy application development including plugins, jobs, server configuration, etc.
• UsedSwing Workerthread to handle multi-threading.
• Developed spring boot and spring cloud-based cloud native micro services to be deployed into AWS. Micro services will co-exist wif monolithic application built wif spring MVC deployed to WebSphere.
• Setup APIs for the applications to talk to MQ.
• Used Angular4 Router Module for implementing routing, imperative routing, and Guards.
• Worked on migrating Angular old forms to Final New forms and performed validations using Angular 5 Form module.
• UsedEJB 3.0to create service which is responsible for transferring metadata and data to each other.
• Usedspring frameworkwifEJB 3.0to create these services which are able to handletransactionsinmillions.
• Created REST-Controllers wif respect to RESTful standards in Spring MVC to connect model wif view.
• Developed upon Angular 7 Services dat interacts wif the RESTful services at the backend.
• Created/managed Mongo DB/NoSQL collections and handled CRUD operations on using Java libraries/APIs.
• Tested REST APIs in the Spring-Controller at the backend for JSON data using Postman.
• Composed and executed Mongo DB scripts to insert and update NoSQL database, automating data changes and reporting.
• Installation of Storm and Kafka on 4 node cluster and written Kafka producer to collect events from Rest API and push them to broker.
• Secured internet applications to by fixing vulnerabilities identified by penetration test such as XSS (Cross-Site scripting) and SQL Injection.
• Deployed, implemented, and managed Web Application Firewall (WAF) to block intrusion attempts before they interact wif back-end web application.
• InvolvedWeb packas module bundler to preprocess and minify different files such asType ScriptandSASSfiles.
• Designed various tables required for the project in MySQL database and involved in coding the SQL Queries, Stored Procedures and Triggers in the application
• Experienced in IBM WebSphere ESB and Mule ESB Enterprise Service Bus Technologies
• Responsible for design and maintenance of the GIT repositories, views, and the access control strategies.
• Used Mockito and JUnit for unit testing of the application.
• Used Jenkins for continuous integration in which all development work is integrated and involved in deploying the application.
• Experience in Message Oriented Middleware implementation using JMS and Apache Kafka.
• Migrated deprecatedData Mappermapping toData Weavein Mule ESB.
• Responsible for building components to connect to other micro-services using Kafka andIntegrated Kafkasource to read the payment confirmation messages.
• Responsible for identifying and designing the MQ objects required and involved in capacity planning for theMQ objects.
• Developed angular unit tests for testing angular components using Jasmine and Karma.
• Used Maven for build and deployment, Jenkins for continuous integration and log4j for logging.
• Developed test cases using TDD (Test Driven Development) approach.
• Involved in writing the test scenarios, developed feature files using Cucumber annotations.
• Part of a response team dat worked on Production issues while the application is deployed to Production.
• Implemented and maintained monitoring and alerting of production and corporate servers such as EC2 and storage such as S3 buckets using AWS Cloud Watch.
• Implemented AWS IAM for managing the credentials of applications dat runs on EC2 instances.
• Developed reporting dashboards, which processes large amount data dat are stored in Elastic Search and My SQL platforms and generates reports and displays in dashboards.
• Worked as a part of micro services team to develop and deliver Maven Projects to deploy on Jenkins and also Experienced in managing the Docker containers in Kubernetes.
• Identified and created indexes, mappings and data in Elastic search and used Elastic Search REST API's both single and multi-document API's. APIs like Index, Multi Get, Bulk etc.
• Used various aggregations like Metrics, Average aggregations in Elastic Search.
• Hosted and tested the application in AWS servers before publishing it in actual production environment.
• Used JIRA to handle development issues, GIT for version control, Eclipse IDE for development and Tomcat server for application deployment.

Environment: HTML5, CSS3, Angular, Typescript, JavaScript, jQuery, Bootstrap, Ajax, MongoDB, JSON, Git, Restful API, Spring, JPA, Spring boot, Apache Kafka, Mockito, JUnit, Jasmine, Karma, log4j, Agile, Maven, Jenkins, Docker, Kubernetes, JIRA, Eclipse.

Confidential - Pataskala, OH

Java Full Stack Developer

Responsibilities:

• Followed agile methodology and involved in daily SCRUM meetings, sprint planning, showcases and retrospective and used JIRA as a tracking tool for the sprints.
• Designed the front-end screens using Angular 7, HTML5, CSS3, JavaScript, jQuery, Bootstrap, and Spring Boot.
• Worked on Micro Services to create modular components wif light weight to deploy using various protocols.
• Involved in enhancing existing MEAN (MongoDB, Express, Angular and Node) stack applications and provided the required support.
• DevelopedTablecustom renderersandeditorsfor java swing components.
• Developed Angular controllers, services, filters, and developed HTML templates wif various Angular directives such as ng-app, ng-controller, ng-repeat, ng-if, ng-show, ng-hide, ng-change, ng-blur etc.
• Used various Angular UI Bootstrap components such as calendars, masks, uploaders, sliders, alerts, modal dialogs etc. for developing the UI.
• Extensively usedJAVAandSWINGto design new GUI for the installer.
• Developed application by utilizing Kafka queue to consume and publish the data.
• Used Node.js to run Grunt tasks and build properly the project (compile, minify etc.) and Implement modules into Node JS to integrate wif designs and requirements. Used Grunt JS, Bower JS, Express JS from NodeJS.
• Developed unit test cases using Jasmine and Karma and performed end to end testing using Protractor and Selenium.
• Developed Angular 7 services making use of resource service to perform REST API calls to the backend.
• Implemented Micro services architecture using Spring BOOT enabled REST API wif the Spring Cloud modules.
• Used Apache Kafka cluster as messaging system between the APIs and Microservices
• Worked on Angular 7 and Node JS to enhance front end functionalities as per business requirements
• Worked on Integration of Micro services deployment patterns wif the PAAS platform on top of AWS and Integrating wif the Config server and ZUUL proxy.
• Assisted MB developers wif problems in MQ networks.
• Involved in applying securities to application using Protocols such as Https, Layer 7, Integrated Layers and Encryption Mechanism.
• Utilized custom logging framework forMule ESBapplication
• Developed REST exception handling controller advices to respond to bad requests and server-side exceptions.
• Used complete annotation driven approach to develop the application using Spring Boot and was involved in setting up the Spring bean profiling.
• Used Hibernate in the persistence layer and implemented DAO's to access data from database.
• Involved in configuration and usage of Apache Log4J for logging and debugging purposes.
• Extensive noledge on AWS EC2, Amazon S3, Amazon Elastic Load balancing and other parts of AWS infrastructure.
• Built Continuous Integration environment Jenkins and Continuous delivery environment. Worked wif Docker container snapshots, attaching to a running container, managing containers, directory structures.
• Worked on AWS multi factor authentication (MFA) related to security groups including rest security.
• Configured and tuned the AWS EC2 and worked on ELB, Route53 for high availability.

Environment: AngularJS, HTML5, CSS3, JavaScript, Micro Services, Dynamo DB, Mark logic, Unix, jQuery, Bootstrap, Grunt JS, Bower JS, Node JS, Kafka, Apache Log4J, AWS, Docker, Jenkins, JIRA, My SQL, REST.

Confidential

Java Developer

Responsibilities:

• Responsible for overall design & analysis of UI components and integration wif existing J2EE.
• Designed, developed, and maintained the data layer using Hibernate and perform configurations of spring Application Framework
• Designed GUI of the project using HTML, JavaScript, Linux, jQuery, CSS to improve visual effect on the dynamic front-end.
• Developed Action Classes, which holds business logic in Struts framework
• Implemented REST web services for other applications to communicate
• Annotation based Hibernate beans developed to eliminate the mapping XML files
• Used Jenkins plugins for code coverage and to run all the test before generating war file
• Created prototypes in HTML, JavaScript, and CSS for different UI pages
• Tag and track RSA Canada, Pet Plus and Amex websites using Adobe Site Catalyst and Tealium.
• Implemented the integration wif the back-end system wif web services using SOAP and WSDL
• Experience in using bug/issue tracking, project Tracking and Management toolJIRA.
• Worked wif JQuery UI to improve user experience, such as Validation Engine, Data Table, and Dynamic Charts.
• DevelopedJava Beansand Utility Classes for interacting wif the database using JDBC.
• Processed JSON Request according to different type’s modules, actions, and request data.
• Created jar files, compiled them, and run those using Maven scripts.
• Used GIT repository for software configuration management and version control.
• Implemented Angular 5 services to connect the web application to back-end APIs to POST/GET the data.
• Used Hibernate ORM for persistence management, written CRUD and HQL based queries to retrieve and render the data.
• Developed presentation layer using JSP, HTML5, CSS, AJAX, JavaScript, jQuery, and Angular JS.
• Used JSF, JSP, JavaScript, HTML, and CSS for manipulating, validating, customizing, error messages to the User Interface.
• Prepared Technical Design documents wif UML, Sequence diagrams using Microsoft Visio and fixed defects identified during SIT, UAT, and Production.

Environment: Java, Agile, HTML5, CSS, JSP, Ajax, Spring, Hibernate, SOAP,XML, Jenkins, DB, SQL, JSON, JMeter, Apache tomcat, Sybase, Clearcase8.0, Oracle, GIT.

Confidential

 Junior Java Developer

Responsibilities:

• Responsible for designing, coding and developed the application in J2EE using Struts MVC.
• Implemented Struts framework (Action & Controller classes) for dispatching request to appropriate classes.
• Used simple Struts Validation for validation of user input as per the business logic and initial data loading.
• Achieved synchronization of multiple threads through Multithreading and Exception Handling.
• Extensively used JSON to parse the data from server side to satisfy the business requirement.
• Developed Struts Action Forms, Action classes and performed action mapping using Struts.
• Developed RESTful and SOAP based Web Services to consume and produce data in XML and JSON.
• Created user-friendly GUI interface and Web pages using JSP, HTML, CSS, AJAX, JavaScript, and jQuery.
• Established Database Connectivity using JDBC for MySQL.
• Written SQL queries, PL/SQL store procedures and Triggers to fetch and store data from the database.
• Used Log4J for application logging and notification tracing mechanisms.
• Developed the ANT scripts for preparing WAR files used to deploy J2EE components and deployment of the application was on Jetty.
• Prepared JUnit test cases and executed the test cases using JUnit.
• Involved in bug fixing during the System testing, Joint System testing and User acceptance testing.
• Used GIT to check-in and check-out and co-ordinate among team members for Version Controlling.
• Used NetBeans IDE to integrate different frameworks to build application.

Environment: Java, HTML, CSS, AJAX, jQuery, JavaScript, Struts, Web Services, SOAP, Restful, JSON, XML, JDBC, SQL, MySQL, ANT, NetBeans, JIRA, GIT, Jetty and UNIX.