SUMMARY

• experience in Software Development Life Cycle including requirement analysis, code development, integration, testing, & maintenance of web - based applications.
• Expertise with Java and J2EE technologies such as Java, J2EE, Struts, Spring, Hibernate, Spring Boot, Web Services (SOAP 7 REST), XML, JSON, JMS, Spring Security, JSF.
• Well versed with Core Java concepts like Collections, Multithreading, Serialization, Java Beans and Network programming.
• Experience in developing web applications on MVC based frameworks like spring, Spring IOC, Spring Security, Spring Boot, Spring Batch and Spring MVC.
• Experienced in client-side development using HTML5, CSS3, Angular, JSP, JSON, AJAX, jQuery, JavaScript, Node.JS, Bootstrap, TypeScript.
• Experienced in implementation of web services based on Service Oriented Architecture (SOA) using SOAP, JAX-WS, WSDL, and REST.
• Exposure to installing web-based applications multi-threaded application servers such as WebLogic, WebSphere, JBOSS and Tomcat.
• Experience in using SQL and PL/SQL to write Stored Procedures, Functions, Packages and Triggers. Hands on SQL Performance Tuning Operations.
• Experience in Amazon Web Services (EC2, S3, Amazon Simple DB, RDS, Elastic Load Balancing, SQS, AWS Identity and Access Management).
• Skilled in configuration management tool like CVS and GIT for version controlling.
• Expertise in the implementation of Core Java 8 concepts like Streams API, Lambda functions, Functional programming.
• Deployed apps using Eclipse, IntelliJ, & Net Beans in Windows, Linux, Unix environments.
• Experience with Log4j to identify the errors in production test environment; build tools like ANT & Maven; and CI/CD tools Jenkins.
• Experienced in writing and implementing unit test cases using J-Unit and Mockito; used Selenium in automation testing.

TECHNICAL SKILLS

Languages: C, C++, Python, Java/J2EE, SQL, PL/SQL, Shell Scripting

Web Technologies: HTML5, JavaScript, Node.js, AJAX, CSS3, Angular, jQuery, SOAP, REST

App/Web Servers: IBM WebSphere, WebLogic, JBOSS, Apache Tomcat

Databases: Oracle, SQL Server, MySQL, MongoDB

Configuration: CVS, SVN, GIT, ANT, Maven, JVM, JUnit, Selenium, Log4j

Operating Systems: Windows, UNIX, Linux

PROFESSIONAL EXPERIENCE

Confidential

Java Developer

Responsibilities:

• Analyzed requirements with team; write High Level design documents, System Use Case, analyze risk factors.
• Collaborated with development team and Business Analysts to define business requirements and then translate them into specific software tasks using JIRA tool.
• Elaborated on the Use Cases based on business requirements and was responsible for creation of class diagrams, sequence diagrams to understand the existing architecture
• Used Spring MVC and Hibernate ORM to map Java classes to data base tables using various annotations and POJO classes.
• Used new CSS3 features like multi-column layout, gradients and web fonts, transform and transpose and media.
• Validated forms using Angular 6 and regular expressions there by providing client-side validation and server validation
• Use Bootstrap 4 to upgrade UI components including responsive design.
• Developed user-friendly interface to seamlessly combine the new module with existing login system by using Angular framework and jQuery.
• Developed REST services to make web service calls simple and easy for the client to access it with the help of standard HTTP URIs.
• Installed the application on AWS EC2 instances and configured the storage on S3 buckets.
• Developed API’s to read and publish data from Elastic Search cluster using native Java Transport client as well as REST client.
• Developed queues using AWS SQS with JMS for services to subscribe and listen events. Implemented logic to listen and to subscribe events.
• Used Spring Batch to setup batch jobs which emails daily reports and runs on Pivotal Cloud Foundry (PCF) with Spring Boot as its MVC layer.
• Developing Microservice with Spring MVC to retrieve API routes for the entire cluster.
• Involved in writing SQL and Stored Procedures for handling complex queries with help of TOAD and access them through Java Programs from Oracle Database.
• Worked with EC2 instances and used S3 bucket to store files sent by downstream systems.
• Developed Java Code using Eclipse IDE and used SVN for version control.
• Worked on setting up Maven scripts to build, package, and deploy application code onto WebLogic App Servers and worked on continuous integration servers like Jenkins.
• Involved in development of test environment on Docker containers and configuring the Docker containers using Kubernetes.
• Used J-Unit to write the test cases for every services and resources for unit and integration testing purposes.
• Utilized selenium for automation testing purpose as per need while working on CI/CD pipeline.

Environment: Java 8, JDK, Servlets, JSP, Spring, HTML5, CSS3, AJAX, JavaScript, jQuery, Angular, Node.JS, JDBC, Bootstrap, Eclipse, Hibernate, J-Unit, REST, AWS, Oracle, SVN

Confidential

Java Developer

Responsibilities:

• Involved in Requirements Gathering, System Analysis, System Design, Development, Unit Testing Performance testing and Production Support.
• Developed UML Use Cases, Activity, Sequence, & Class diagrams using Rational Rose.
• Used Spring AOP for crosscutting concerns like keeping logged data & transactions details.
• Developed User Interface using HTML5, CSS3, JavaScript, Dojo, Angular, ReactJS, jQuery, and Bootstrap to provide communication between the client and server.
• Worked on HTML5 code and integrated CSS style sheets to it.
• Created Reusable Modules and Custom Directives in Angular which got used in various places of application.
• Developed backend web services using Node.JS and stored dependencies using NPM.
• Built stable React components and stand-alone functions to be added to any future pages.
• Created JSON Data and stored as documents comprising documents, data types and conversions in MongoDB.
• Setup MQ series on the AWS EC2 and S3 instance from AWS marketplace and responsible for creating JMS queues.
• Implemented business logic with POJO using multithreading and design patterns.
• Developed Microservice to provide RESTful API utilizing Spring Boot with various data persistence frameworks and messaging engines.
• Used AWS Elastic Beanstalk service for deploying various infrastructures which orchestrates various AWS services.
• Using Amazon Elastic search service for application monitoring and full text search.
• Used XML to simplify data and allow for Platform Changes, as well as making data more available across the applications distributed platforms.
• Used Jenkins for automated build and deployment in test, stage, & production environments.
• Worked with version control GIT to manage the code repository.
• Used Java 8 Lambda expressions and Stream API to support functional-style operations on streams of elements.
• Wrote services to store and retrieve user data from the MongoDB for the application.
• Used Log4J for error logging at the development box and used ANT for building the deployable EAR/WAR components.
• Wrote test cases using J-Unit to validate the application flows in different scenarios in the standalone application.

Environment: Java 8, J2EE, Spring, AOP, Microservices, Spring Security, HTML5, CSS3, Angular, TypeScript, REST, JSON, MongoDB, JMS, XML, Jenkins, GIT, ANT, J-Unit

Confidential

Java Developer

Responsibilities:

• Involved in the Software Development Life Cycle phases such as Requirement Analysis, Design and Implementation of the project.
• Developed Use Cases, Class Diagrams, Sequence Diagrams & Data Models using MS Visio
• Implementation of MVC architecture by separating the Business Logic from the presentation Logic using Struts framework.
• Developed Struts Action Forms, Action classes and performed action mapping using Struts.
• Designed Graphical User Interface for various Webpages using AJAX, HTML5, CSS3, JSF, jQuery, JavaScript and AngularJS.
• Involved in implementing jQuery for providing interactive user interfaces.
• Used AngularJS libraries like Angular-UI-Router, Angular-resource to create the effective single page application.
• Created dynamic HTML pages, used JavaScript for client-side validations, and AJAX to create interactive frontend GUI.
• Designed responsive web page by using CSS media queries to adjust the page layout under certain type of devices.
• Used JSON to transfer the request from the web page to the server.
• Implemented SOAP Web Services to downstream applications can use the WSDL services.
• Developed presentation layer using Spring MVC and used annotation-based mapping to map the JSP post backs to the controller methods.
• Used JMS API for asynchronous communication by putting messages in the Message queue.
• Created SOAP UI project to test the Web Services with test data.
• Responsible for design and development of database schema and Entity-Relationship diagrams of the back-end Oracle database tables for the application.
• Create SQL queries, PL/SQL Stored Procedures, Functions for the Database layer by studying the required business objects and validating them with Stored Procedures.
• Designed Hibernate entities that map data base tables, implemented inheritance strategies using Hibernate inheritance strategy.
• Developed and deployed application using Tomcat and SVN for the version management.
• Used Eclipse as software development platform for developing the whole application.
• Created schema documents for XML validation and developed XML schemas.
• Tested the application in different environments like DEV, QA and UAT.

Environment: Java/J2EE, JSP, JDBC, EJB, Struts, XML, HTML, Java Mail, Eclipse, JavaScript, Ant, SQL, TOAD, Oracle, Tomcat, Windows.