PROFESSIONAL SUMMARY:

• Skilled IT Professional around 8 years of experience in designing & building a Web Application using Java/J2EE , with 3 years of experience in Cloud computing infrastructure such as .
• Working Knowledge in multi - tiered distributed environment, OOAD concepts, good understanding of Software Development Lifecycle (SDLC).
• Work with an Agile (Scrum) Development Team to deliver regular updates to business team.
• Expert in developing and debugging Enterprise based applications and professional web applications using various Java based frameworks like Spring, Hibernate, Struts and front end technologies JavaScript, JSP, DHTML, DOM, XHTML, jQuery, AngularJS, CSS3, and Ajax.
• Extensive experience in designing and developing Enterprise Applications for J2EE platform using Core Java, Servlets, JDBC, JSP, JSTL, Swing, Struts 2.0, Spring, Hibernate, XML, Web services, JMS, Eclipse IDE, RAD .
• Used Spring framework including Spring core /IOC, Spring Web-MVC, Spring Batch, Spring Boot, Spring Security, Spring ORM, and Spring AOP modules .
• Worked extensively on Service Oriented Architecture and proficient with web service development using TOP-DOWN and BOTTOM-UP approaches.
• Implemented MVC Architecture using Struts Framework .
• Experience working with Core Java and Java Multi-Threading application.
• Experience in working with RESTFUL Web Services and implementing RESTFUL API’s .
• Experience in creating JavaScript for using DML operation with MongoDB .
• Installation of MongoDB on physical machines, Virtual machines as well as AWS.
• Experience in managing MongoDB environment from availability, performance and scalability perspectives.
• Familiar with MongoDB write concern to avoid loss of data during system failures.
• Implemented read preferences in MongoDB replica set.
• Knowledge on various Docker components like Docker Engine, Hub, Machine, Compose and Docker Registry.
• Experience in Docker engine and Docker Machine environments, to deploy the micro services-oriented environments for scalable applications.
• Used Jenkins for continuous deployment and integration of the build and release process.
• Node.js API server is deployed to AWS via Docker container service
• Proficient in writing and using SOAP and Restful Web services .
• Hands-on experience on various AWS Cloud services like EC2, Route53, EBS, Auto Scaling, VPC, Cloud Formation, S3, RDS, Amazon Elastic Load Balancing, IAM, Cloud Watch and other services of the AWS infrastructure like Dynamo DB, SQS and EMR, focusing on high-availability, fault tolerance, and auto-scaling .
• Strong knowledge on Virtualization, Cloud Computing and Web services. Performed configuration, deployment and support of cloud services including Amazon Web Services (AWS).
• Experience in automating the infrastructure in AWS.
• Performed application server builds in EC2 environment .
• Extensive experience in creating style guides, best practices and setting UI standards for enterprise/consumer applications.
• Involved in development of controller component using Servlets and view component using JSP, XSLT, CSS, HTML and JavaScript for the client side validation.
• Experienced with XML related technologies such XML, XSLT (DOM, SAX), XPATH and DTD .
• Created responsive web pages on the tool using Bootstrap and CSS framework .
• Working knowledge of PL/SQL and databases like MS SQL Server, Oracle 10g/11g and tools like Oracle SQL Developer .
• Experience in Creation and management of Schemas, writing Stored Procedures, functions, Triggers, DDL, DML SQL queries .
• Involved in creating use cases diagrams, activity diagrams, sequence diagrams, class diagrams and Collaboration diagrams for multi-tiered object-oriented system architectures utilizing Unified Modeling Tools (UML) such as Rational Rose, Rational Unified Process (RUP).
• Good Knowledge of using IDE Tools like Eclipse, NetBeans, J Builder , Rational Application Developer (RAD), AngularJS for Java/J2EE application development.
• Experience working with testing tools like Firebug, Firebug Lite, Chrome or Safari Web inspectors and IE Developer Toolbar.
• A quick learner having experience in working in multi-cultural and diverse background, self-motivated and team oriented and exhibits an honest work ethic with the ability to excel in fast-paced, time-sensitive environments.
• Experience working in teams with global presence. Always reachable and helpful to colleagues in challenges.

TECHNICAL SKILLS:

Languages: C, Java, HTML, JavaScript, XML and PL/SQL.

Java/ J2EE Technologies: J2EE, Servlets, JDBC, log4j, JUnit, DOM JSP, JDBC, Struts, Hibernate, Sprig MVC, Web Services, Apache, CSS3, HTML 5, JSON, HTTP, HTTPS, JQuery, JSP, AJAX, JavaScript, XML, DHTML, XHTML, XSLT.

Web Technologies: HTML, DHTML, CS3, JavaScript, AJAX, JQuery, AngularJS.

Web/App Servers: IBM WebSphere 6.x/5.x, Apache Tomcat 8, 9,SOAP,REST API.

Databases: Oracle 9i/10i, DB2, SQL Server, Mongo DB, MySQL.

Cloud: Amazon Web Services: EC2, S3, Elastic Beanstalk(EBS), VPC, Instances, OpsWorks, Elastic Load balancer (ELB), RDS (MySQL).

OS: Windows, UNIX (Sun Solaris), Linux.

IDE Tools: IntelliJ IDEA, Eclipse, NetBeans.

Miscellaneous: MS Excel, MS PowerPoint, MS Word, Database Modeling, SQL Tuning, Object Oriented Modeling using Rational Rose, Version One, Dreamweaver and PDF.

WORK EXPERIENCE:

Java Cloud Engineer

Confidential, San Francisco, California

Responsibilities:

• Better Understanding the existing application, Business processes and Security Module.
• Security module is designed to support implemented custom.
• Involved in developing components on Reporting Dashboard with Spring MVC, Spring Framework and Hibernate.
• Created Spring MVC components like Dispatch servlets, configure Request mapping annotation controllers, view resolver components.
• Used Maven tool to build and packaged, deploy an application project and integrated with Jenkins.
• Active in coding some of the Core Java implementations, used Core Java concepts such as collections, generics and multi-threading.
• Performed configuration, deployment and support of cloud services including Amazon Web Services.
• Used AWS (Amazon Web Services) Deploying, managing and operating scalable, highly available, and fault tolerant systems.
• Implemented and managed continuous delivery systems and methodologies on AWS.
• Implemented RESTful web service using JAX-RS (Jersey) and consumed SOAP web service using JAX-WS.
• Strategic and practical implementation of cloud-specific AWS technologies including Elastic Compute Cloud(EC2), Simple Storage Services (S3), Route 53, Cloud Formation, Elastic Bean Stalk, Virtual Private Cloud(VPC), RDS and Cloud Watch.
• Maintaining the user accounts (IAM), RDS, Route 53 services in AWS Cloud.
• Created Cloud Formation template stacks to automate for building new VPC's using JSON files.
• Created Snapshots and Amazon Machine Images (AMI's) of EC2 Instance for snapshots and creating clone instances.
• Managed multiple AWS accounts with multiple VPC's for both production and non-prod where primary objectives included automation, build out, integration and cost control.
• Created tables and worked on My SQL and PL/SQL to write Stored Procedures functions and packages for complex Inserts and updates in the database. And used Stored Procedures in the application.
• Created Stored Procedures, User Defined functions, Views and implemented the Error Handling in the Stored Procedures and SQL objects and Modified already existing stored procedures, triggers, views, indexes depending on the requirement.
• Developed UI pages with JSP, Spring MVC, HTML5, CSS3, JavaScript, JQuery, and used Boot Strap for creating Responsive Web pages.
• Improve presentation of web pages CSS, Adobe Flash and JQuery plugging.
• Used jQuery and AngularJS to provide dynamic User Interface and for the client side validations.
• Involved in the creation of interface to manage user menu and Bulk update of Attributes using AngularJS, Express JS and JQuery.
• Developed test cases and performed unit testing using JUNIT Test cases.

Environment: HTML5, CSS3, Java Script, XML, Ajax, AngularJS, Restful Services, Spring MVC, Spring 3.x, Spring Boot, Spring Security, Spring Core, Multi-Threading, Hibernate3.x, My SQL, Mongo DB, Shell Scripting, Maven3.x, Jenkins, Docker, Messaging System, SVN, AWS, EC2, RDS, EBS, Elastic Load Balancer .

Java Cloud Engineer

Confidential, Charlotte, NC

Responsibilities:

• Involved in all phases of Software Development Lifecycle (SDLC) including Requirements Collection, Analysis, Development and Customization of the Application.
• Created Maven build file to build the application and deployed on WebLogic Application Server.
• Involved in development of Web Services using JAX-WS.
• Developed application using JMS for sending and receiving Point-to-Point JMS Queue messages.
• Implemented MVC architecture using spring and Struts frameworks combined with EJB 3.0 JPA for database persistence.
• Implemented message notification service using Java Messaging API (JMS).
• Implemented SOAP Services (JAX-WS) to interact with external systems like Fidelity.
• Converted Business to customer services into Restful Services.
• Developed MVC architecture using AngularJS framework.
• Used the Struts Validator framework for validating the forms.
• Developing Web Services that included developing WSDL that included document/literal as well as literal styles, and SOAP Bindings.
• Involved in configured and administered AWS (Amazon Web Services) EC2 (Elastic Cloud Computing) resources such as instances, EBS volumes, snapshots, elastic load balancers.
• Involved in deploying systems on Amazon Web Services (AWS) Infrastructure services EC2.
• Developed user interface using JSP, HTML, CSS, and JavaScript to simplify the complexities of the application.
• Used HTML and CSS for website development and build on Bootstrap.
• Developed, Tested and Deployed application in IBM Web Sphere 7.0 servers.
• Used SVN version controller to manage the code versions.
• Wrote JUnit Test cases for testing the Application layer and code development layer.
• Worked on log4j open source framework for logging certain level messages

Environment: Java/J2EE, Struts, Tiles, EJB, XML, WebLogic Server, Swing, DB2, Eclipse, Log4j, Maven, UNIX, WSDL, SOAP, HTML, CSS, JMS, AngularJS, Bootstrap, Clear Case, Clear Quest, SOAP Web Services, AWS (Amazon Dynamo DB, Amazon SQS, Amazon Cloud Watch, Amazon Lambda), Agile Scrum.

Sr. Java Developer

Confidential, Naperville, IL

Responsibilities:

• Development, enhancement and testing of the Web Methods flow services and Java services.
• Developed Use Cases, Class Models and Object Oriented Specification using Rational Rose UML.
• Develop online applications using Object Oriented Programming Concepts.
• Worked in team to develop high level class diagrams and sequence diagrams and implement the same in Java/J2EE, Spring, Hibernate.
• Used JAX- RS API to Create Restful Web Service to interact with the Server.
• Created a Front-end application using JSPs, JSF, Swing, ExtJS 3.0, GWT and Spring MVC for registering a new patient and configured it to connect to database using Hibernate.
• Installed, configured and hosted the Tomcat app on physical servers (Linux, Mac, Windows).
• Extensively used JSP tag libraries. Implemented various design patterns - Singleton, and Factory.
• Used Spring Security for Authentication and authorization extensively.
• Developed application using Eclipse and used build and deploy tool as Maven.
• Actively participated in the daily SCRUM meetings to produce quality deliverables within time.
• Used Log4J to print the logging, debugging, warning, info on the server console.
• Designed User Interface using Java Server Faces (JSF), HTML 5, CSS3, jQuery and XML in a responsive grid layout.
• Developed the UI Screens using JSP, Struts, HTML5, CSS3, JavaScript and did the client side validation with the JavaScript.
• Interacted with application testers to review system defects and provided comprehensive fixes.

Environment: Java, J2EE, JSP, Servlets, Spring MVC, REST, Hibernate 3.0, Tomcat, Application Server, Eclipse, Rational Rose XDE, Spring 3.0, Maven, Log4J, HTML, CSS, jQuery, Ajax, JavaScript, XML.

Java Developer

Confidential

Responsibilities:

• Responsible and mentored the team in complete Software Development Life Cycle (SDLC) tasks - design, coding, testing, and documentation using Rational Unified Process (RUP) for analysis and design of application.
• Developed Login, Policy and Claims Screens for customers using HTML 5, CSS3, JavaScript, AJAX, JSP, and jQuery.
• Used Core Java to develop Business Logic.
• Involved in the development of business module applications using J2EE technologies like Servlets, JSP and JDBC.
• Used Java Scripts for client side validations and validation frame work for server side validations.
• Designed and developed the web-tier using JSP's, Servlets and Tiles framework.
• Developed EJB MDB's and message Queue's using JMS technology.
• EJB Session Beans were used to process requests from the user interface and CMP entity beans were used to interact with the persistence layer.
• Hibernate frame work is used in persistence layer for mapping an object-oriented domain model to a relational database (Oracle).
• Implemented various design patterns in the project such as Business Delegate, Data Transfer Object, Data Access Object, Service Locator and Singleton.
• Used SQL statements and procedures to fetch the data from the database.
• Used SAX and DOM parser to parse the XML documents and XSLT for transformations.
• Consumed Web Services (WSDL, SOAP) from third party for authorizing payments to/from customers.
• Deployed the application on to Web Sphere application server.
• Used log4j for logging messages and Rational Clear Case for version Control.
• Developed test cases and performed unit test using JUnit Framework.
• Used CVS as version control.
• Used ANT scripts to fetch, build, and deploy application to development environment.

Environment: HTML, CSS, JavaScript, AJAX, jQuery, XML, XSD, Core Java, J2EE, EJB, JSP, DOM, PL/SQL, JDBC, ORACLE, WSAD, Web Services, JAX-RPC, Eclipse Plug-ins.

Jr. Java/ J2EE Developer

Confidential

Responsibilities:

• Involved in the project from the requirements gathering phase to the production.
• Worked in J2EE/java, HTML and web application.
• Developed DAO objects using JDBC and use cases using UML.
• Used Eclipse as IDE tool to develop the application.
• Coordinated with designers to implement mock-ups and the layouts of the application.
• Involved in developing the UI pages using Java Server Pages, HTML, DHTML, CSS, JavaScript and jQuery.
• Developed web pages with functionalities like login, register, forgot password, Email, Filters using HTML and form validations using Java Script.
• Used JavaScript for updating a part of a web page to reduce the bandwidth usage, load time in web pages and for page functionality and Pop up Screens.
• Used HTML to make dropdown menus on web pages and display part of a web page upon user request.
• Developed SQL queries, stored procedures, for databases.
• Unit testing and Regression Testing of Web Application to fix the issues involved in the development.
• Prepared Test cases based on the requirements document.
• Developing Unit test cases in Junit or other unit testing frameworks.
• Worked on bug fixing and enhancements on change requests.

Environment: Windows XP, Java, J2EE, JSP, Struts framework, HTML, DHTML, XML, JDBC, MySQL, CSS, JavaScript, Eclipse, Hibernate, Spring and MS Office.