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Sr. Full Stack, Java Developer Resume

Atlanta, GA

SUMMARY OF QUALIFICATIONS:

  • Result - driven IT Professional with 8+ years of experience in different phases of the project like Requirements Gathering, Analysis, Design, Development, Testing and Deployment of web-based and client-server business applications using OOP, Java/J2EE technologies.
  • Thorough on Software methodologies like Agile Scrum, Test Driven Development (TDD) and Waterfall model.
  • Expertise in creating the pages using HTML5, CSS3, Webpages, layouts and vast knowledge in usability and accessibility concepts.
  • Expertise in client scripting language and server scripting languages like JavaScript, JQuery, AJAX, JSON, Bootstrap, AngularJS, ReactJS, Backbone.js and Node JS.
  • Skilled in deploying the applications in AWS as EC2 instances and created snapshots for the data that had to be stored in AWS S3.
  • Expertise working with different spring modules like Spring IOC (Dependency Injection), Spring MVC, Spring AOP, Spring web flow, Spring Cloud, Spring Data (JDBC, ORM), Spring XD, Spring Boot and Spring Batch.
  • Experience in implementing Service Oriented Architecture (SOA) with XML based Web Services (SOAP/UDDI/WSDL), AXIS, JAX-WS using Top-Down Approach and Bottom up Approach.
  • Expertise in developing REST APIs with Resource based URIs and HATEOAS techniques using Jersey and RestEasy implementations of JAX-RS and JAX-B.
  • Expertise in XML technologies such as XSL, XSLT, XML schemas, XPath, XForms, XSL-FO and parsers like SAX, DOM.
  • Experience in implementation of JMS to exchange information over reliable channel in an asynchronous way by using Active MQ, Rabbit MQ, and Kafka as message queue.
  • Strong knowledge on cross browser compatibility issues and W3C standards maintain the website with defect free. Good Knowledge in using Dojo Components and integrating back-end applications with AJAX driven web front-end using OO JavaScript framework.
  • Expert in Core Java and implementing concepts like Multi-Threading, Concurrence, Exception Handling, File handling, IO, Generics and Java collections in various projects.
  • Experience with J2EE design patterns such as Singleton, Prototype, Business Delegate, Session, Facade, Front Controller and Data Access Object (DAO) pattern.
  • Strong Experience in database design using PL/SQL to write Stored Procedures, Functions, Triggers.
  • Hands-on experience with NoSQL Database like MongoDB, Cassandra, Dynamo DB, Cassandra to manage extremely large data sets.
  • Proficient on Automation tools like Selenium WebDriver and Selenium GRID using Java for developing automation scripts in Eclipse IDE with TestNG, Maven and Jenkins for testing Web Based Applications.
  • Effective analytical & problem solving skills with outstanding interpersonal and presentation skills.

TECHNICAL COMPETENCIES:

Languages: C, Java 1.8, SQL, PL/SQL

Enterprise Java: JSP, Servlets, JNDI, JDBC, Log4J, Java security

XML Technologies: XML, XSD, XSL, XSLT, SAX, DOM, JSON, DTD, Xpath, SOAP

Web Technologies: HTML5, JavaScript, CSS3, Bootstrap, SOAP, REST, Bootstrap, JQuery, AJAX, AngularJS, ReactJS and NodeJS, ExpressJS

Tools & Framework: Struts, Spring, Hibernate, Spring MVC, Spring Web Flow, Spring HATEOAS, Spring IOC, Spring AOP, Spring Security, Spring Data, Spring Boot, JSF, JUnit, SOAP UI, IBatis, Google Web Toolkit, Jersey, Groovy

Web Services: SOAP, RESTful, UDDI, WSDL, JAX-RS, JAX-RPC, JAX-WS, JAX-B, Micro Services, Apache Axis2, Apache CFX, AWS (Amazon Web Services)

Cloud Technologies: Amazon Web Services (EC2, SQS, RDS, IAM, S3), PCF, Spring Cloud

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

Databases: Oracle, SQL Server, My SQL server, Mongo DB/ NOSQL, DB2

Modeling/ CASE Tools: Rational Rose, MS Visio Professional

Testing Tools/ Others: JUnit, Mockito, Selenium, SoapUI, TOAD, Rational Clear Quest

Version Control Tools: CVS, Tortoise SVN, Rational ClearCase

Build-Automation, (CI)/ Tracking: Maven, Gradle, Jenkins, ANT, JIRA, FireBug

IDE Tools: Eclipse, IBM RAD, STS, IntelliJ

OS & Environment: Windows, Mac, UNIX, Linux

PROFESSIONAL EXPERIENCE:

Confidential - Atlanta, GA

Sr. Full Stack, Java Developer

Roles & Responsibilities:

  • Involved in complete SDLC (software development life cycle) of the application from requirement analysis to testing.
  • Followed Agile Methodology in analyze, define, and document the application, which will support functional and business requirements. Coordinate these efforts with Functional Architects.
  • Developed the UI using HTML5, CSS3, JSP and JavaScript for inter JMS cross browser functionality and complex user interface.
  • Used NodeJS to run Angular JS on server with mock JSON data and completed the UI development independent of server.
  • Used Streams and Lambda expressions available as part of Java 1.8 to store and process the data.
  • Designed, Configured and deployed Amazon Web Services (AWS) for a multitude of applications utilizing the Amazon cloud formation.
  • Setup Amazon EC2 instances, virtual private cloud (VPCs), and security groups. Setting up databases in AWS using RDS, storage using S3 bucket and configuring instance backups to S3 bucket.
  • Configured secure Virtual Private Cloud (VPC) through private and public networks in AWS and create various subnets, routing table, internet gateways for servers.
  • Designed and developed the REST based Micro Services using the Spring Boot.
  • Used Spring MVC module to develop MVC Architecture.
  • Developed the Controller to handle the requests and responses.
  • Used Core Java to develop Business Logic as Spring Beans.
  • Created AWS environments specific to IAM.
  • Configured Spring Container to implement IOC/DI of the Spring Beans, and to manage the beans life circle.
  • Secured the API's by implementing OAuth 2.0 token based authentication/authorization scheme using Spring Security.
  • Developed third-party Payment services to Offer Users Convenient Payment Methods based on OAuth Protocol
  • Implemented Spring AOP for declarative transaction management.
  • Created Docker images and ran the Docker containers in various environments.
  • Developed POJO objects and used Hibernate as the Object-Relational Mapping (ORM) tool to access the persistent data from SQL Server.
  • Used RabbitMQ message broker to route messages to the clients across the cloud network.
  • Stored procedure in the database and used Dynamic SQL to load the data.
  • Used Jersey to implement Restful Web Service and used XML form to transfer the data.
  • Used Rest Controllers to replace the existing operations layer, which acts as bridge between business layer and the UI.
  • Worked withMongoDBto store, retrieve, and update and manage all the details for customer order tracking.
  • Deployed the Web Application in WebSphere.
  • Developed processing rules which involved XSLT transformation and routing messages for message formats like XML, SOAP, and JSON.
  • Developed Unit Test Cases. Used JUnit for unit testing of the application.
  • CreatedUNIXshell scripting for periodic generation of reports.
  • Configured pom.xml to deploy the project using Maven.
  • Used Brackets IDE for UI development and RAD IDE for Server.
  • Responsible for Production support activities like Jobs monitoring, log the load statistics, analysis and resolve in case of any production issues, coordinate with business to fix any source file issues, coordinate with DBA to resolve any table space or file system related issues.
  • Provided Technical support for production environments resolving the issues, analyzing the defects, providing and implementing the solution defects.

Environment: Java 1.8,J2EE,HTML5, CSS3, JavaScript, JQuery, AJAX, AngularJS, NodeJS, Bootstrap, JSON, JSP, JNDI, Java Persistence API, Oracle, Spring AOP, Rabbit MQ, Hibernate, PHP, Spring MVC, Spring JDBC, JDBC, Amazon Web-Services(Elastic Search),SOA (Service-oriented) Architecture, Docker, REST, JAX-RS, Jersey, JUnit, JAX-B, Mongo DB, WebSphere, JIRA, Maven, GIT, RAD, Jenkins, Unix, Agile Methodology

Confidential - Minneapolis, MN

Full Stack, Java Developer

Roles & Responsibilities:

  • Involved in SDLC requirements gathering, analysis, design, development and testing of application developed using Agile methodology.
  • Created user-friendly GUI interface and Web pages using HTML5, CSS3, Java Script, JQuery, Angular JS and NodeJS.
  • Implemented the UI using Bootstrap.
  • Defined new validations through AngularJS for the form field validation implemented through HTML5.
  • Used Spring MVC, Ajax and Dependency Injection for handling presentation and business logic.
  • To maintain loose coupling between layers published the business layer as services and injected the necessary dependent components using Spring IOC.
  • Published cross cutting concerns like Logging, User Interface exceptions, Transactions using Spring AOP.
  • Integrated Spring DAO for data access using Hibernate.
  • Used Spring Security for Authentication and Authorization of the application.
  • Implemented persistence framework using Hibernate& Handled Transaction Management using the
  • Responsible for designing Hibernate mapping files based on business logic and Object relationships.
  • Created data model and generated Hibernate mappings and domain objects using Hibernate tools.
  • Integrated Spring and Hibernate together and worked on developing backend components and services using Hibernate and spring.
  • Extensively used HQL and SQL for querying databases.
  • Consumed Web Services to interact with other external interfaces to exchange the data in the form of XML and by using SOAP.
  • Followed SpringBoot and Spring framework for the development of the project.
  • Used Rest methodology for the service layer interface and used JSON for the data transformation.
  • Developed various AJAX and JSON calls for the communication between the server and the UI.
  • Developed Web Services for produce and consumed the services by making Web Service.
  • Used Spring JMS module for lookup for the queues and MDBs for the listeners
  • Established Database Connectivity using JDBC, Hibernate O/R mapping with Spring ORM for MySQL Server.
  • Createandmodify reporting templateson the fly usingJasper API.
  • Used JavaScript and Struts 2 validation framework for performing front end validations.
  • Involved in creating the Hibernate POJOObjects and utilizing Hibernate Annotations.
  • Developed the Mapping Resource Files for the database entities.
  • Designed and developed application's GUI screens using GWT framework.
  • Wrote LINUX shell scripts to identify user login information.
  • Implemented business requirement using PCF changes.
  • Playback and technical presentations to the clients on acquired knowledge.
  • Generating reports in PDF using iText Open source and excel file formats.
  • Used log4J for application logging and notification tracing mechanisms.
  • Analysis and Bug fixing of the production problems and defects along with enhancements
  • Used J-Unit Testing and Ant Scripts.
  • Used JIRA for tracking the Project Stories in AGILE Methodology.

Environment: Java, JDK, J2EE, HTML5, CSS3, Bootstrap, JQuery, AngularJS, NodeJS, XML, JSON, Ajax, Struts2, Hibernate, Spring, SOAP, MVC design patterns, WebSphere Server, MySQL Server, JMS, JNDI, Ant, RMI, Intellij, JIRA, React JS, Tortoise SVN, Maven, LINUX

Confidential - Seattle, WA

Java / J2EE Developer

Roles & Responsibilities:

  • Involved in client requirement gathering, analysis & application design of Extreme Programming using Agile methodology with iterative and incremental software development.
  • Worked with Onshore team members and participated in work planning, team bandwidth and prepared work breakdown.
  • Developed service oriented middleware to incorporate two legacy source systems and published them as web-services.
  • Incorporated source system specific business logic in Java code and exposing them as Web Service as per Base profile specifications andWSDLcontract.
  • Involved in the development of the User Interfaces using AngularJS, HTML, JSP, JS, CSS and AJAX.
  • Used Dependency Injection feature ofSpring frameworkto inject dependency into objects and to wire objects of business classes.
  • Used Spring framework including Spring core /IOC, Spring Web, Spring Security.
  • Developed persistence layer Data access objects usingDAO pattern, JDBC, Hibernate
  • Developed costume queries using Hibernate criteria, nativeSQLandHQL.
  • Developed inheritance domain objects using table per class hierarchy strategy.
  • Configured EH Cache to load the static tables into secondary storage area.
  • Implemented SOA architecture with Web Services using SOAP, WSDL, UDDI and XML using CXF framework tool/Apache Commons.
  • Developed Stateless session beans to parse (parser frame work) and process the user request into domain object (DAO design pattern) to delegate the business request to the business delegate object
  • Used SOAP web services and XML data over HTTP.
  • Developed necessary parsing and XML construction logic usingXML parser APIs JAXB.
  • Developed user interface usingJSP, Struts published validation framework to support client side and server side validation.
  • Used built in store Procedures to reach the requirements from the Client to improve the response times of the services.
  • Created tables, triggers, stored procedures, SQL queries, joins, integrity constraints and views for multiple databases, Oracle 10g using TOAD tool.
  • Developed an automated application using JMS for messaging and JNDI to interact with the Server.
  • Used Rally which is Project Management Software that keeps track of all activities of the project development status.
  • Used Hibernate as ORM tool to store the persistence data into the Oracle database.
  • Created Stored Procedures using PL/SQL.
  • Developed Scripts for the build process and deployed in Web Logic Server.
  • Developed customized SQL for retrieving the data from the database worked with business and client to reach the performance parameters.
  • Used Jenkins as build management tool for continuous integration process.
  • Implemented Log4J for logging errors, tracking using logger’s components.
  • Developed unit test cases to test business scenarios associated with each use case sequences.
  • Used GIT for version control tool, also wrote unit test cases using JUnit.
  • Worked on UNIX environment for development.

Environment: Java, JEE, JSP, HTML,CSS, JavaScript, AngularJS, Spring (dependency injection, AOP), Spring Web, Struts, Hibernate, JMS, Clear case, Web Logic Server, Web- services, SOAP, WSDL, JNDI, UDDI, JAX-RPC, JAXB,Log4j, Oracle, Rally, JUnit, Jenkins, GIT, TOAD, UNIX

Confidential - Chattanooga, TN

Java / J2EE Developer

Roles & 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.
  • Involved in the development of the User Interfaces using HTML, JSP, JS, Dojo Tool Kit, CSS and AJAX.
  • Developed user interface using JSP, JSP Tag libraries, third party libraries and Java Script to simplify the complexities of the application.
  • Inserted Dependency Injection between components using Spring (IOC) concept.
  • Implemented Asynchronous messaging between components using JMS
  • Used Multithreading (Concurrent) in programming to improve overall performance using Singleton design pattern in Hibernate Utility class.
  • Involved in writing Spring Configuration XML file that containsdeclarations and other dependent objects declaration.
  • Used Spring Security to provide authentication, authorization and access-control features for this application.
  • Responsible for designing, coding and developed the application in J2EE using Struts MVC
  • Implemented SOA architecture with Web Services using SOAP, WSDL, UDDI and XML using Apache 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.
  • Used MQ series of messaging and queuing purpose in the application
  • Created tables, triggers, stored procedures, SQL Queries, joins, integrity constraints and views for multiple databases, Oracle using Toad tool.
  • Wrote client side validations for DOJO and XML files which checks for the valid values for the different events that are being logged.
  • Involved in developing the Graphical User Interface using HTML, JavaScript, CSS and JSP.
  • Developed User friendly interface to seamlessly combine the new module with existing login system using AngularJS.
  • Developed Java server Pages using JSP Tags, Spring - tags, minimal Scriplets, HTML for client side validation and errors to ease troubleshooting.
  • Involved in Unit Testing of various modules by generating the Test Cases.
  • Performed configurations and day to day activities using JBOSS.
  • Involved in day to day handling of JIRA issues (production issues at time) that involved data inconsistencies that required to be solved in very less time.
  • Involved in Bug fixing of various modules that were raised by the testing teams in the application during the Integration testing phase.
  • Implemented PL/SQL procedures and views in Oracle Database using Altova Database Spy.
  • Implemented Log4J for Logging Errors, debugging and tracking using logger’s components.
  • Performed deployment of applications on JBoss Application Server.

Environment: Java, J2EE, XMI, Hibernate, Spring, Spring Boot, Oracle, Struts MVC, JMS, MQ Series, JavaScript, HTML, XHTML, XMI, IDAM, CSS, Bootstrap, SQL, PL/SQL, Log4j, JQuery, Angular JS, JBoss Application Server, Spring Security, JIRA, GIT, UNIX

Confidential

Java Developer

Roles & Responsibilities:

  • Developed the application using Struts Framework that leverages classical Model View Controller (MVC) architecture.
  • Developed UI pages using HTML, Java script, JSP& Tag libraries
  • Designed the user interfaces using JSPs, developed custom tags, and used JSTL TagLibs.
  • 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
  • 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, HTML, CSS, EJB, Web Sphere Application Server,Hibernate, XML, DOM, SAX, ANT, AJAX, Rational Rose, Eclipse Indigo, Apache Tomcat, Oracle, LOG4J, SVN

Confidential

Java Programmer

Roles & Responsibilities:

  • Technical responsibilities included high level architecture and rapid development
  • Design architecture following J2EE MVC framework
  • Developed interfaces using HTML, JSP pages and Struts -Presentation View
  • Developed and implemented Servlets running under JBoss
  • Designed the user interfaces using JSPs, developed custom tags, and used JSTL TagLibs
  • Developed various java business classes for handling different functions
  • Developed controller classes using Struts and tiles API
  • Used J2EE design patterns and Data Access Object (DAO) for the business tier and integration Tier layer of the project
  • Designed and developed Message driven beans that consumed the messages from the Java message queue
  • Implemented CMP entity beans for persistence of business logic implementation
  • Development of database interaction code to JDBC API making extensive use of SQL Query Statements and advanced prepared statement
  • Inspection/Review of quality deliverables such as Design Documents
  • Wrote SQL Scripts,Stored procedures and SQL Loader to load reference data

Environment: Java, J2EE (Java Servlets, JSP, Struts), MVC Framework, Apache Tomcat, JBoss, Oracle, SQL, HTML, JDBC, EJB

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