PROFESSIONAL SUMMARY:

• Over 7+ years of experience in the requirement analysis, design, development, testing, implementation, and support using Object Oriented Methodologies and Java/J2EE technologies with all 3 - tiers of application development: Presentation, Business, and Persistence layers.
• Proficiency with the application servers like WebSphere, WebLogic, JBOSS and Tomcat.
• Managed Amazon Web Services like EC2, S3 bucket, ELB, Auto-Scaling, AMI, IAM through AWS Console and API Integration.
• Experience in Server infrastructure development on Api Gateway, ELB, Auto Scaling, DynamoDB, Elastisearch, Virtual Private Cloud (VPC), Cloud Watch, ECS.
• Excellent in deploying the applications in AWS as EC2 instances and create snapshots for the data that have to be stored in AWS S3.
• Defined AWS Security Groups which acted as virtual firewalls that controlled the traffic allowed to reach one or more EC2 instances.
• Configured AWS Identity and Access Management (IAM ) Groups and Users for improved login authentication.
• Installed the application on AWS EC2 instances and also configured the storage on S3 buckets .
• Good experience to setup, configure continuous build processes using Hudson, Puppet, Ansible, Jenkins, Maven, Ant, Gradle, Docker, and Bash.
• Extensive experience in developing applications using Java, Java Beans, JSP, JSF, Servlets, Apache Struts framework, EJB, JDBC, JNDI, JDWP, S pring, Spring Boot, Spring dynamic modules (OSGI), Hibernate, Ajax, JUnit, Oracle.
• Expertise in working with the JavaScript, prototype JS and various MVC JavaScript frameworks AngularJS, BackboneJS, ReactJS, SNodeJS and CruiseControl, Hudson, Bamboo, and/or Jenkins .
• Proficient in developing Web Services, related technologies &frame works: WSDL, SOAP, REST, AXIS and Jersey, SOAP UI and generating clients client using Eclipse for Web Services consumption.
• Experience in built web services using Spring and CXF operating within ESB, offering both REST, AWS and SOAP interfaces.
• Extensive working experience on scripting languages including HTML, DHTML, CSS, XML, JQuery, Tiles, Tag Libraries and JavaScript.
• Good Experience in Windows and Linux/Unix OS, experienced in AWS(Amazon Web Services) which includes EC2, S3, Cloud Formation templates, SQS messaging, RDS environments.
• Worked with Maven, ANT Builder for application building, scheduling, mailing and automation and integrated with CI servers like Jenkins.
• Expert level skills on JQuery, JavaScript, AJAX, JSON, HTML, DHTML, CSS, Tiles, Tag Libraries
• Knowledgeable with RDBMS concepts like writing SQL Queries. Working experience of Relational DBMS like MySQL, Oracle SQL PL/SQL, SQL Server (MS SQL), DB2, Postgre-SQL and NoSQL DBMS like MongoDB, Coherence/Hazlecast and Oracle Performance Tuning.
• Experience in software configuration management using CVS, Tortoise SVN, PVCS, GitHub and IBM Clear Case.
• Experience in Agile software development process, Test Driven Development and Test First Methodology
• Expertise in using and developing environment tools of Java including Eclipse, Spring Tool suite, RAD, Net Beans, WSAD.
• Hands on experience in working with Junit, Mockito, Groovy Spock and TestNG.
• Experience with Windows, UNIX operating Systems
• Having knowledge and hands-on experience with Selenium, Junit, Log4j testing tools.

TECHNICAL SKILLS:

Languages: C, Java, J2EE, SQL, PL/SQL

Enterprise Java: JSP, Servlet, JNDI, JDBC, Log4J API, Java security

Markup/XML Technologies: HTML, DHTML, XHTML, JavaScript, AngularJS, BackboneJS, NodeJS, CSS, XML, XSD, XSL/XSLT, SAX/DOM, AJAX, JQuery, JSON

Tools: & Framework: Struts MVC, Spring, Hibernate, Spring MVC, Spring Web Flow, Spring IOC, Spring Core, Spring JDBC, Spring AOP, JSF, JUnit, SOAP UI, Groovy/Grails, EJB, JMS, Ant, Maven, Subversion.

Web services: AWS, Microservices (Swagger, Pivotal Cloud Foundry, Spring Micro Services, Springboot, Netflix Eureka), SOAP, RESTful, UDDI, WSDL, JAX-RPC, JAX-RS JAX-WS, JAX-B, Axis2,CXF

Web/App Servers: Web Sphere, Apache Tomcat, JBoss EAP, Web Logic Server

Database: Oracle, SQL-Server, MySQL server, TOAD,DB2IDEs: Spring Tool Suite, Eclipse, RAD

OR mapping: Hibernate, iBatis

Modeling/ CASE Tools: Rational Rose, MS Visio Professional

Testing Tools/ Others: JUnit, Soap UI, Putty, Rational Clear Quest, RTC, StarTeam

Version Control: Tortoise SVN,CVS, Rational Clear case, Git

OS & Environment: Windows, UNIX, Linux, OSX

Design Patterns: MVC, Front Controller, Factory Pattern, Transfer Object Pattern, Singleton, Business Delegate and DAO patterns

PROFESSIONAL EXPERIENCE:

Confidential, Tampa, FL

Sr. Java Developer

Responsibilities:

• Build low level and high level design documents from the business requirement document while working along with the architect.
• Perform the design of the code in Java/J2EE and other related frameworks in a seamless integration with other team members.
• Apply the concepts of networking while performing the design.
• Perform unit, integration testing of the developed code using Junit frameworks to ensure robustness of the code built.
• Perform the seamless integration of the generated front end GUI data into the Oracle backend database after performing necessary ESAP operations.
• Implemented Business Logic using Java, Spring, Spring boot, Struts and Hibernate.
• Achieved Dependency injection by creating spring services, Spring Dynamic Modules (OSGI), spring controllers and DAOs so as to wire objects of business classes.
• In cloud environment helped to migrate existing AWS service activation infrastructure into a Pivotal cloud foundry.
• Used multithreading in programming to improve overall performance using Singleton design pattern in Hibernate Utility class.
• Deploy and run the ESAP code on Tomcat servers on Linux systems.
• Created DDL and DML SQL scripts for creation of database objects in Oracle DB.
• Use Ant as a project build tool and perform source code management using GIT.
• Developed user interface using JSP, JSP Tag libraries and Java Script to simplify the complexities of the application.
• Use JIRA to keep track of the project status and track/resolve various issues.
• Used Maven building tool for creating EAR file to be deployed in application servers. It is also used for dependency management of code in application.
• Attend daily stand up meetings as a part of agile methodology and submit daily status reports.

Environment: Java, J2EE, JSP, Servlet, JavaScript, AngularJS, JQuery, AJAX, Web Sphere Application Server, Spring, Spring Batch, Spring Boot, Spring Security Hibernate, Oracle, RESTful Web Services, AWS, AXIS, HTML5, CSS3,Jenkins, JAXP, JAXB, JMS, SVN.

Confidential, Richmond, VA

Sr. Java Developer

Responsibilities:

• Involved in various phases of Software Development Life Cycle (SDLC) such as requirements gathering, modeling, analysis, design, development and testing.
• Involved in complete development of ‘Agile Development Methodology/SCRUM’ and tested the application in each iteration
• Implemented Representational state transfer ( REST ) Web services for distributed systems using Jersey framework to retrieve data from client side.
• Used Amazon AWS (EC2/S3/EBS) for prototyping and subsequent evaluation.
• Created and Configure micro service architecture for CDTDirectory project and integrated with AngularJS application.
• Created continuous delivery pipeline for CDT Directory to run the war, Ami and deploy jobs in Jenkins brew master instance, which reduces the time for the deployment of microservices.
• Developed an AWS lambda function to send a request for internal service end points through API Gateway using apache Http Client.
• Experience in Server infrastructure development on AWS Cloud , extensive usage of, AMI’s, EC2, RDS, S3, SNS, and SQS.
• Create and configured the continuous delivery pipelines for deploying microservices using Jenkins CI server.
• Install, monitor and maintain the development infrastructure including JIRA and Confluence.
• Create and configured the new Jenkins slave nodes and distributed the jobs between all Jenkins minions. Configured the Slack in Jenkins and published the build status notifications.
• Designed front-end presentation logic using JSP, CSS3 and Strut tags.
• Implemented Business Logic using Java, Spring, Spring boot, Struts and Hibernate.
• Achieved Dependency injection by creating spring services, Spring Dynamic Modules (OSGI), spring controllers and DAOs so as to wire objects of business classes.
• Used Jenkins for CI/CD (Continuous Integration/Continuous Development) and Sonar for monitoring projects and code quality.
• Used Node JS for heavy DOM manipulation.
• Used JavaScript, AnjgularJS, and AJAX technologies for front end user input validations and Restful web service calls.
• Implemented AJAX for asynchronous communication with server providing better user experience.
• Created DDL and DML SQL scripts for creation of database objects in Oracle DB.
• Used NoSQL DB like Mongo DB for the proof of concept.
• Created logical and physical data models putting to practice, concepts of normalization and RDBMS.
• Used Maven building tool for creating EAR file to be deployed in application servers. It is also used for dependency management of code in application.
• Resolved bugs/defects in application by coordinated with team members of the project to assure a positive outcome.
• Involved in production support, resolving the production job failures, interacting with the operations support group for resuming the failed jobs.

Environment: Java, JSP, Servlet, JavaScript, AngularJS, JQuery, AJAX, Web Sphere Application Server, JSP, Spring, Spring Batch, Spring Boot, Spring Security Hibernate, Oracle, RESTful Web Services, AWS, AXIS, HTML5, CSS3,Jenkins, JAXP, JAXB, JMS, SVN.

Confidential, San Ramon, CA

Java/J2EE Developer

Responsibilities:

• Involved in all phases of the Software development life cycle (SDLC) using Agile Methodology.
• Developed Use Case Diagrams, Object Diagrams and Class Diagrams in UML using Rational Rose.
• Used AJAXAPI for intensive user operations and client-side validations.
• Developed the application using JSF, MVC Framework.
• Involved in writing Spring Configuration XML file that contains declarations and other dependent objects declaration.
• Developed user interface using JSP, JSP Tag libraries and Java Script to simplify the complexities of the application.
• Developed Web services using Apache Axis SOAP engine that would be exposed to external applications to retrieve data from e-Client servicing platform
• Worked in development of web services for business operations using SOAP, WSDL, JAX-WS, JDOM, XML, XSL and Apache CXF.
• Worked with Bootstrap for compiling CSS, REST API, ReactJS , JavaScript and building the System with the convenient methods with Angular JS.
• Inserted Dependency Injection between components using Spring (IOC) concept.
• Implemented WMQ for provisioning using the Spring JMS Listeners parsed the XML message.
• Spring annotations (Controller) mechanism to create RESTFUL applications.
• Implemented Asynchronous messaging between components using JMS.
• Used multithreading in programming to improve overall performance using Singleton design pattern in Hibernate Utility class.
• Implemented routing logic and navigation from screen to screen and also implemented login functionality on the client side in Angular JS
• Wrote Stored Procedures and complicated queries for IBM DB2
• Implemented SOA architecture with WebServices using SOAP, WSDL, UDDI and XML using CXF framework tool/Apache Commons. Worked on parsing the XML files using DOM/SAX parsers.
• Designed and developed Hibernate DAO’s using spring framework’s Hibernate Dao Support and Hibernate Template.
• Involved in creating various Data Access Objects (DAO) for addition, modification and deletion of records using various specification files.
• Developed Ant Scripts for the build process and deployed in IBM WebSphere.
• Involved in developing User Interface (UI) with HTML, CSS, JavaScript, DOJO, JQuery, JSON and JSF
• Performed deployment of applications on IBM WebSphere Application Server.
• Involved in Bugfixing of various modules that were raised by the testing teams in the application during the Integration testing phase.
• Involved in multi-tiered J2EE design utilizing MVC architecture (Struts Framework), Hibernate deployed on Web Sphere Application Server connecting to a database. Involved in setting up Maven configuration and helping Continuous Integration ( CI ) Issues.
• Designed and developed ReactJS component required for the project.
• Implemented PL/SQL procedures and views in Oracle Database using Altova Database Spy.
• Implemented Log4J for Logging Errors, debugging and tracking using loggers, appenders components.
• Used Rational Clear Case for version control and Clear Quest for bug tracking.
• Created combined deployment descriptors using XML
• Developed and used Maven for compiling and building the applications.

Environment: Java, J2EE, XMI, JSF, Hibernate, SQL, PL/SQL, Spring Batch, Spring web services Spring core, Spring JDBC, Spring, Spring JMS Listeners, Oracle, XMI, CSS, Log4j, Subversion, JQuery, SOAP, WSDL, JAX-WS, JDOM, XML,UML, Junit, XSL and Apache CXF, Angular JS, ReachJS, JBoss Application Server, Maven, Eclipse, JIRA, Fisheye.

Confidential, St. Louis, MO

Java/J2EE Developer

Responsibilities:

• Involved in entire SDLC activities of the project including requirement gathering, analysis, design and development and testing
• Involved in Object analysis, design and documentation of the application model using UML.
• Implemented Authentication, Upload, Report and Logout processes. Supports Multipart file upload.
• Developed Full text search using Apache Lucene.
• Followed model, view and controller architecture (MVC) for the project development.
• Developed the Presentation layer using Struts MVC. Implemented and maintained AJAX based rich client for improved customer experience.
• Designed and Developed the UI screensusing JavaScript, Angular JS, JQuery, JSP, requireJS, Html and CSS.
• Involved in component development using J2EE principles and used design patterns such as Singleton, Factory and Data Access Object (DAO) in the implementation of the application
• Developed code using servlets api and java api
• Used Hibernate as Persistence tool to interact with Persistent database Oracle.
• Used Javascript, JQuery, JSTL, CSS3 and Struts 2 tags for developing the JSP’S.
• Implemented the page GUI pages by using AJAX to asynchronous communication.
• Created and executed unit test cases by using Junit framework and logging with log4j.
• Implemented SOAP web services using apache axis. Used SoapUI for web services testing.
• Worked with defect tracking system Mantis.
• Worked with IDE as Eclipse Indigo and deployed into Tomcat Server & used ant build tool to achieve more functionality for build process.
• Responsible for CI builds and integration of development stream in SVN.

Environment: Core Java, Java, J2EE (JSP & Servlets ), HTML, CSS, Adobe Air, Adobe Flex, Hibernate, apache axis, web services, XML, UML, Testing, JBoss, Struts, Eclipse Indigo, Ant, SVN, Oracle, SoapUI, Mantis.

Confidential

Trainee Software Developer

Responsibilities:

• Developed the application using Struts Framework that leverages classical Model View Controller (MVC) architecture.
• Designed the user interfaces using JSPs, developed custom tags, and used JSTL Taglib.
• Developed various java business classes for handling different functions.
• Developed controller classes using Struts and tiles api
• Involved in Documentation and Use case design using UML modeling include development of Class diagrams, Sequence diagrams, and Use case Transaction diagrams.
• Implemented Business processes such as user authentication, Transfer of Service using Session EJBs
• Backend application layer is implemented using EJB in JBoss environment
• Developed PL/SQL queries, Triggers and Stored Procedures to check the integrity of the data and actively involved in tuning SQL queries
• Used AJAX for dynamically updating the content
• Developed UI pages using HTML, Java script, JSP & Tag libraries
• Participated in design and code reviews
• Developed JUnit test cases for all the developed modules. Used SVN as version control

Environment: Java, J2EE, JSP, Struts, JNDI, DB2, HTML, CSS, EJB, Web Sphere Application Server, Hibernate, XML, DOM, SAX, ANT, AJAX, Rational Rose, Eclipse Indigo, SOAP, Apache Tomcat, Oracle, LOG4J, SVN.