SUMMARY

• IT professional with overall 8 years of experience in Java(J2EE) Development, Integration, Testing and Deployment Proficient in User Interface, Unit Testing, Debugging and Deployment.
• Having good knowledge of all phases of SDLC with expertise in Requirement Gathering, Analysis, Designing and Development & Testing.
• Working experience in Finance & Supply &Co. and industrial knowledge in Healthcare and E - Commerce.
• A goal driven developer with significant-experience of working with various software development approaches such as Agile, Scrum and have a good understanding of approaches such as Waterfall.
• Expertise in object-oriented technologies, client-server systems, web-based applications, and business applications.
• Expertise in design and development of web - applications using HTML5, CSS3, Firebug, JavaScript, Angular JS, Angular 7.0, NodeJS,, jQuery, XML, Bootstrap JS, JSP, JSON, JSF, AJAX.
• Extensively worked on implementing Service Oriented Architecture (SOA) using XML Web Services, Handling.
• Experience in both Java 7 and Java 8.
• HTTP Request and responses, creating Web service clients, handling communication calls to methods and External Interfaces.
• Profound experience in creating real time data streaming solutions using Apache Spark /Spark Streaming, Kafka and Flume.
• Worked on Functional programming using expressions i.e. declaring functions, passing functions as arguments and using functions as statements
• Experience in implementing Mongo DB CRUD (Create Read Update Delete) operations by using Mongoose library in Angular.
• Strong work experience in application integration using Web Services such as JAX RPC, JAXB, JAX-WS, SOAP, WSDL, JAX-RS, Restful.
• Experience in using build/deploy tools such as Jenkins, Docker for Continuous Integration & Deployment for Micro services.
• Strong programming skills in Core Java such as Multithreading, Collection Interface, I/O Streams, and Exception Handling.
• Experience of working with Databases like SQL Server, MySQL, Oracle and Mongo DB.
• Experience with MVC frameworks like spring, Struts and ORM tools like Hibernate.
• Exposure to C/C++
• Extensive experience in implementing Java/J2EE technologies including Servlets, JSP, JSTL, JSF, Apache-Tomcat, Java Beans, Struts, Spring, Hibernate, JDBC, Ajax, JavaScript, Web Services.
• Experience in configuring, deploying the web applications on Apache Tomcat, Oracle/BEA WebLogic, IBM Web Sphere, JBoss servers.
• Experience in Unix/Linux, Shell Scripting, Build and Deployment.
• Worked on JDBC for mapping the java objects to relational database and SQL queries to retrieve, insert and update the data from the database.
• Sound knowledge in working with browsers compatibility issues with browsers like IE, Firefox, Safari, Opera, Chrome.
• Experience in installing, deploying and testing with multiple Application Servers like WebSphere, WebLogic, and JBoss Application Server and Tomcat web container.
• Used Log4J for extensible logging, debugging and error tracing also Worked on s for unit testing.
• Involved in developing Test plans, Test Cases (Manual/Automated), Test Procedures and white-box and Black box testing.
• Proficiency in working with IDE's like WSAD, Eclipse, Net Beans, Maven.
• Extensive experience using spring framework and ORM mapping tools like Hibernate, which implements Java Persistence API (JPA).
• Good knowledge in AWS S3 and Lambda functionalities.
• Experienced in working with the Microsoft family of operating systems (WIN10, WIN8, and WIN7), UNIX and LINUX Used Continuous delivery / Continuous Integration (CD/CI) tools Docker, Jenkins to deploy this application to AWS and used GIT for Version Control of code for incremental development.
• A highly-motivated, productive and customer-focused team player Strong exception handling and troubleshooting skills, as well as computer network design, installation, and support abilities.
• Strong-communication, interpersonal, organizational, time management, analytical and problem-solving skills

TECHNICAL SKILLS

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

Web Technologies: JavaScript, jQuery, AJAX, Angular JS, Angular 7.0, NodeJS, Java Mail, HTML, XML, Bootstrap, CSS, SCHEMA, XML.

Frameworks: Struts, Spring, Spring Boot, Hibernate, JSF

Web Services: SOAP, REST, WSDL, Micro Services

Databases: Mongo DB, Oracle, SQL Server, PL/SQL, DB2 and MySQL

Version controls: GIT, SVN

Tools: /Software(IDEs): Eclipse, My Eclipse, Net Beans, SQL, TOAD, SQL Developer, Clear case, Subversion, Docker, JUnit, UML, JBoss Drools

Application/Web Server: Apache Tomcat, JBoss, WebSphere and WebLogic

Operating Systems: UNIX, Linux, Windows

Methodologies: Agile Methodology, Scrum, Waterfall model

Other Tools & Design Patterns: ANT, MVC, Front Controller, Service Locator, Business Delegate, Transfer Object, Singleton, Factory Pattern, DAO Pattern

PROFESSIONAL EXPERIENCE

Confidential, NY

Full Stack Java Developer

Responsibilities:

• Involved in gathering requirements, deriving functional requirements and system requirements from the Business Requirements and followed Agile Scrum Methodology for software development process.
• Developed Rich UI applications using JavaScript, HTML, XML Bootstrap, CSS, TypeScript and Angular 6.
• Implement the web application using Express, Angular 7.0 along with HTML5, CSS3, TypeScript, jQuery, Bootstrap and other web technologies.
• Developed various Angular directives to help build the functionality and UI behavior using JavaScript, also developed filters and angular services.
• Configured IIS/Apache webserver to proxy requests to WebLogic Application Server 10.x.
• Worked on creating Angular Reactiveforms to implement complex forms and performed the validations using Form Builder.
• Implemented a Continuous Delivery pipeline with Docker, Jenkins and 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.
• Implemented REST Micro services using spring boot. Generated Metrics with method level granularity and Persistence using Spring AOP and Spring Actuator.
• Handling messaging services using Apache Kafka.
• Performed UNIX Shell scripting for the application.
• Worked with HTTP/HTTPS protocols by using angular 2 components to build Restful services
• Used spring config server for centralized configuration and Splunk for centralized logging. Used Concourse and Jenkins for Micro services deployment
• Written the application-based services in Node JS and then consume them from the Angular.
• Defined data transfer process through asynchronous web service using REST (HTTP)
• Implemented RESTFUL web services using spring boot and consumed using spring REST services. Published Rest services for performing CRUD operations from database.
• Used Postman to test the API workflow tested on the JSON files.
• Experience in Object Relational Mapping frameworks such as Hibernate
• Extensively Implemented Spring boot, dependency Injection (DI) and aspect-oriented programming (AOP) features along with hibernate.
• Automated test cases with SOAP UI and Groovy scripting.
• Extensively used Core Java collections, Generics, Exception handling, Design patterns for functionality, also worked on java 1.8 functional programming concepts, Lambda expressions.
• Designed, developed and maintained the data layer using Hibernate 4.0 and used Spring ORM to integrate with Hibernate
• Developed hibernate inheritance mapping using single table approach and configured multi-level caching in Hibernate.
• Wrote Groovy scripts to automate request chaining, security tests and load tests.
• Designed tables in Oracle 11gdatabase and worked with Database Developers for implementing Stored Procedures in the application.
• Involved in writing PL/SQL Stored Procedures, which operate over customer order data stored in Oracle11g.
• Configured Maven for Java automation projects and developed Maven project object model (POM) for Unit and Integration tests.
• Performed unit testing and integration testing on all the applications using various tools like Jasmine, Karma and Junit.
• Worked in both Unix/Linux and Windows based development environments. Good programming and debugging skills in Unix Shell Scripting. Writing JUNIT test cases for Service methods.
• Developed SQL, PL/SQL, stored procedures along with Shell Scripting - database application scripts.
• Developed scripts for build, deployment, maintenance, and related tasks using Jenkins, Maven
• Involved in setting up AWS services with EC2 instances, S3 bucket, IAM, RDS took part in deploying application in AWS.
• Writing and retrieving files to and from AWS S3bucket for UI to render data faster that involves complex and time-consuming server-side logic.

Environment: Agile, Java 8, JDK, J2EE, XML, NodeJS, JDBC, Spring, Git, Micro services, AWS, Docker, Hibernate 4.2, XML, JavaScript, jQuery XHTML, Design Patterns, JUnit, Jasmine, Spring boot, Apache 2.4, Oracle SQL, REST, Web Services, Eclipse, Postman, Web Logic, Oracle 11g, Apache Tomcat, Shell Scripting,Jenkins, JIRA.

Confidential, MO

Full Stack Developer

Responsibilities:

• Developed the application following agile scrum and TDD and worked in 3-week sprint cycles.
• Found ways to improving performance through reduced caching, image size reduction, JS file loading with Require JS, CSS and JS Minification, other ways to improve performance both for desktop and mobile.
• Developed an Angular 6.0 workflow manager leveraging Angular-UI's state router for flexible configuration and management of multi-step user input flows.
• New library development with micro services architecture using Rest APIs, spring boot
• Created Spring REST controllers to create the rest services, exception mappers, validators etc.
• Developed backend services, data access objects, data repositories using spring and Spring JPA.
• Responsible for defining configurations of spring data JPA with hibernate vendor adapter in creating entity manager factory.
• Developed and executed software systems utilizing JavaScript and Groovy .
• Developed REST service layer using Spring MVC and Spring Boot.
• Developed logging aspect for logging statements across the spring service and data access layer using Spring AOP.
• Working with React Router for developing Single Page Applications SPAs.
• Utilized NodeJS for scalable website architecture.
• Used spring declarative transaction management for managing transactions in the application.
• Extensively worked on SOA and web services to get the data from third party systems and configured JMS queues on server.
• Design and Implemented asynchronous process using Spring JMS Template and MQ.
• Involved in sending instruction to create MQ to Middleware Team, Create Queues, Queue Connection factory, Listener port to WES team.
• Used Postman to test Restful web services.
• Used Node JS as the middle layer, in between Angular and backend web services.
• Developed Junit test cases for regression testing and integrated with Maven build.
• Involved in create schema to meet the business requirements. Using JAXB to marshal and un-marshal and convert transfer Objects.
• Implemented asynchronies process using JMS and MQ messaging. Using internal JMS framework to control MQ retry process and MQ failover.
• Actively involved in Regression testing and manual testing of the application developed.
• Responsible for including and ensuring that every individual module is maintainable, extensible, configurable and reusable.
• Used SVN version control tool to check in/out files, etc. also responsible for branching, merging the branch to main repository
• Created common validators, modules, UI (message service) and Navigators to reuse all common modules across the application.
• Created and managed cloud VMs with AWS EC2 command line clients and AWS management console.
• Used Cloud Formation and launch configurations to automate repeatable provisioning of AWS resources through AWS cli and console.

Environment: Agile scrum, Core Java 7, J2EE 7, JavaScript, Typescript, Agile-TDD, Sprig MVC, Postman, Angular JS, jQuery, JSP, Hibernate, HTML5, CSS3, Spring JPA, SOA, Restful, Eclipse, JMS, MQ, JIRA, AWS.

Confidential

Java Developer

Responsibilities:

• Planning, analysis, design and implementation of different modules using Agile Methodology. Responsible to provide risk/impediments and discuss action plans in daily stand-up meeting and providing demo for UAT.
• Performed unit testing of various angular components, services using Jasmine, Angular mocks and performed end to end testing using Night watch.
• Took part in development of unit test cases with Mocha, Chai and Gulp and end to end testing with Protractor.
• Developed charting components in the application using High Charts for data visualization on the dashboard views.
• Created various custom directives to build re-usable components and used Breeze-JS data model on the UI for backend interactions.
• Defined text alignment, borders, positioning and many other typographic characteristics and used Bootstrap Responsive Web Design so that the website is compatible with different devices like desktops, laptops, tablets and smart phones.
• Designed and developed Restful style Web Service layer using Spring MVC, Swagger, Micro services and Spring Boot.
• Develop and Maintain elaborate services-based architecture utilizing open source technologies like Hibernate, ORM and Spring Batch Framework.
• Wrote complex SQL queries using Spring JDBC for existing applications to retrieve data from the Oracle database.
• Wrote and specified Spring Annotation Configuration to define Beans and View Resolutions to configure Spring Beans, dependencies and the services needed by beans.
• Worked with RDBMS Oracle databases and No SQL data storage technologies like Mongo DB.
• Used TypeScript for scheduling and maintenance of batch jobs.
• Deployed the application in various environments DEV, QA & Production.
• JIRA/ Quality Center for ticketing, Wiki for documentation and designing, implementing fully automated server build, management, monitoring and deployment solutions spanning multiple platforms, tools and technologies like Jenkins Nodes/Agents.
• Played key role in the design and development of application using J2EE and Rest web services (Spring MVC REST frameworks) for Service Oriented Architecture (SOA) with JSON.
• Responsible for working on consuming and producing messages using Spring JMS and Tibco EMS.
• Used Tortoise SVN for version control and JIRA for defect tracking and Confluence for content Management System.
• Analyzed user requirements, Use cases, and business rules to prepare Test Cases.

Environment: Java, Agile methodology, Angular JS, Jira, TCP/IP, Jenkins, Oracle DB 12c, HTML, CSS, JavaScript, Spring, Spring Boot,, Spring Batch, XML, Spring JDBC, Restful service,, Gulp, Swagger, SOAP UI.

Confidential

Junior Java Developer

Responsibilities:

• Actively participated in requirements gathering, analysis, design, and testing phases of Software Development Lifecycle (SDLC).
• Involved in overall system’s support and maintenance services such as defect fixing, future enhancements, testing and documentation
• Implementation of J2EEDesignPatterns like Singleton, Session Facade and Data Access Objects.
• Designed Java classes using Spring Framework to implement the Model View Control (MVC) architecture.
• Involved in developing the Helper classes for better data exchange between the MVC layers
• Developed presentation layer using Spring MVC and used annotation-based mapping to map the JSP post backs to the controller methods
• Built RESTAPI end-points for various concepts
• Implemented separate controller for each screen using Spring MVC components and created helper class to navigate into different layers
• Developed application service components and configured beans using Spring IOC, JPA annotation. Configured and implemented Spring Application Context to instantiate all bean classes in Spring MVC framework
• Wrote Rest-Controller with respect to Restful standards in Spring MVC to connect model with view
• Developed code for handling bean references in spring framework using Dependency Injection (DI), Inversion of Control (IOC) using annotations
• Worked with different spring modules - Spring MVC, Spring Integration, Spring JPA, Spring Core, Spring Batch and Spring AOP.
• Data Access layer (DAO) development using Hibernate to communicate with Oracle
• Used Log4J for application logging and notification tracing mechanisms.
• Designed and developed various stored procedures, functions and triggers in PL/SQL to implement complex business rules. Worked with MySQL Work Bench.
• Wrote complex SQL queries and programmed stored procedures, packages and triggers using MySQL.
• Involved in deploying and managing Session Bean EJB on JBoss server and handled WAR files on Tomcat server.
• Deployed on Apache Tomcat server in local and integration test environments.
• Implemented Unit Testing using JUnit and involved in Integration Testing with Database Layer.
• Unit tested various code modules using JUnit and maintained the code in SVN repository.

Environment: Java, Spring, JSP, JDBC, Spring MVC, Web Services, Eclipse 4.3, 11g, Oracle 10, Log4j, EJB, JBoss, MySQL, DB2, Apache Tomcat, TOAD, Junit, SVN.