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Sr. Java/ J2ee Full Stack Developer Resume

5.00 Rating

Des Moines, IA

SUMMARY

  • Over 8 years’ experience in analysis, design, development and implementation of information systems.
  • Expert in Various Agile methodologies like SCRUM, Test Driven Development(TDD), Incremental and Iteration methodology, Pair Programming, Agile Development &Testing using Software Development Life Cycle.
  • Automated highly transactional web application using Selenium Web Driver. Implemented Page Objects, Data, Keyword Driven, automation frameworks using Selenium WebDriver, JAVA, JUnit.
  • Experience with build tools like CICD - ANT, Maven and logging tools like Log4J.
  • Used Version Control like CVS, SVN (Subversion) and Clear Case.
  • Experience in Jenkins integration service for software development.
  • Strong experience in test driven development, particularly using JUnit framework.
  • Expertise in Selenium automation usingSelenium WebDriver, Selenium Grid and Maven.
  • Excellent written and verbal communication skills, Analytical, Problem Solving skills, strict attention to detail and ability to work independently, lead/work within a team environment.
  • Experience in building applications using various technologies like Spring, Hibernate, EJB, JPA.
  • Strong experience in Spring modules -Spring MVC, IOC, AOP, JDBC, JTA, IO, Spring Boot, Spring Microservices, Spring REST, Spring Eureka, Spring Ribbon, Spring Netflix, Spring Zuul.
  • Implemented various Design patterns (Session Façade, Value Object, DAO, DTO, Command, Singleton, Factory, Adapter, MVC, Service Locator etc.) using J2EE technologies.
  • Experience in JavaScript, JSON, HTML, CSS, Tiles, Tag Libraries and UI frameworks - Twitter Bootstrap, Materialize CSS.
  • Experience in UI frameworks JavaScript, Nodejs, Reactjs, Angularjs and experience in Client-side validations.
  • Strong understanding of Microservice patterns - Hystrix, Aggregator, Proxy chaining.
  • Experience with Spring JDBC Templates, JMS Templates, Spring EAI, Spring Rest Templates.
  • Experience in implementing SOA and Web Services using SOAP, RESTFUL, JAX-WS, AXIS.
  • Proficient in using Amazon Web Services AWS. Extensive experience in focusing on services like EC2, VPC, Cloud Watch, Cloud Front, IAM, S3, Amazon RDS, Elastic Cache, SNS, SQS.
  • Experience with Docker containers, AMI’s to create Docker images/ containers.
  • Good experience with messaging systems like Kafka event sourcing.
  • Experience in creating rules using Business Rules Engines: Drools, ILOG.
  • Experience with IBMWebSphere8.x/7.x, Oracle/BEAWebLogic 10.x/9.x, JBoss and Tomcat 7.x.
  • Experience with Imaging/Document Storage tool: Case 360 and IBM DB2 Content Manager.
  • Experience in database modelling, design and development of PL/SQL stored procedures, packages in relational databases: Oracle 10g/11g, IBM DB2, MySQL, SQL Server 2011.
  • Knowledge on NOSQL database MongoDB, Cassandra as part of Open Source participation.

TECHNICAL SKILLS

Languages: Java 1.8, J2EE, Drools, SQL, PL/SQL

Web Technologies: SERVLETS 3.1, JSP 3.0, JavaBeans 3.0, Java Servlets API 3.0

Frameworks: Spring 4.3, Hibernate4.3, Angular JS 1.0/1.5/2.0/4.0 , Spring Security 3.2, Spring MVC, Spring Boot, Spring Data, Spring Cloud, Spring Eureka, Spring AOP.

Design Patterns: Singleton, DTO Pattern, DAO Pattern, Delegate Pattern, Service Facade, Factory Pattern, Front Controller Pattern, MVC Pattern.

Application/Web servers: Apache Tomcat 8, IBM WebSphere 8.x/9.x,JBOSS

Relational Databases: Oracle 10g/11g/12c, SQL server 2012/2014/2016 , MySQL 5.7, DB2 11.1

NoSQL Databases: MongoDB, Cassandra

Internet Technologies: HTML 5, JavaScript 1.8, XML 2.0, JSON, CSS 3 and CSS 4, Angular 1.6.6, Angular 2.0, Angular 4.0,Node JS 6.0.

Cloud Environments: Azure, AWS, Netflix Eureka, Mesos, Kubernetes, Docker.

IDE: Eclipse, IntelliJ IDEA 2017.1, Spring Tool Suite (STS) 3.8.3, WebStorm.

Messaging: JMS MQ, IBM MQ, Rabbit MQ, IBM MQ 8.0, Apache Kafka

Testing Tools: JUNIT4.12, JMeter, Mockito, TestNG, Jasmine, Karma

Methodologies: Agile, Waterfall, TDD (Test-Driven-Development), Scrum, Kanban

Build Tools: Ant 1.10, Maven 3.3.9, Gradle 3.4.1, Jenkins

Version and Source Control: GIT, CVS, SVN, GITHUB 2.12.0

XML Technologies: XML, XSLT, TCP/IP, LAN, WAN

Web Services: SOAP, WSDL, JAX -WS, JAX -RPC, REST, XML, XSD

PROFESSIONAL EXPERIENCE

Confidential - Des Moines, IA

Sr. Java/ J2EE Full Stack Developer

Responsibilities:

  • Involved in analysis, design, and implementation and testing phases of SDLC through Agile Methodology.
  • Developed applications using Angular 4,Java8 and new features of java (lambda expressions).
  • Good working experience in web Designs which includes HTML5, XHTML, XML, CSS3, JavaScript, jQuery.
  • Design and developed the application using frameworkAngular4with HTML5, CSS3 and Typescript.
  • Developed UI components using Angular 4 dependency Injection, Models, data binding and controllers.
  • Implemented Angular 4 Router to enable navigation from one view to next as agent performs application tasks.
  • Experience with Responsive Web Design, Bootstrap and Playgrid framework.
  • Worked on creating WAR/EAR files from maven and deployed them on Apache Tomcat.
  • Developed various generic JavaScript, Angular functions to implement client-side validations.
  • Developed Microservices with Spring Eureka to retrieve API routes for the entire cluster. Using this strategy each Microservice in a cluster can be load balanced and exposed through one API gateway.
  • Developed Spring Restful/Microservices and implemented Spring Eureka, Netflix, Ribbon as part of Services Discovery using Apache Axis.
  • Used Microservice architecture with Spring Boot based services interacting through a combination of REST and Apache Kafka message brokers.
  • Involved in implementing Spring Netflix fault tolerance library to prevent failure from cascading failures.
  • Used Spring Security for session fixation, clickjacking, cross site request forgery.
  • Extensively used various Spring Framework Modules Spring Boot, Spring Security, Spring Data and AOP.
  • Implemented the associated business modules integration using spring, and Hibernate data mapping.
  • Implemented Object-relation mapping using Hibernate framework to fetch the data from Oracle 11g database.
  • Developed Mongo DB Data Access Layer implementing Mongo Repository interface from Spring Data.
  • Used Streams andLambdaexpressions.
  • Implemented Spring MVC flow to interact with different modules and extensively used Spring AOP and Dependency injection during various modules of project.
  • Developed several REST web services which produces JSON to perform tasks, leveraged by mobile applications.
  • Experience in Updating, Modifying queries in Oracle 11g.
  • Developed batch processing using Spring Batch in the persistence layer & improved performance of batch processes using Multithreading with Executor Framework for control of asynchronous tasks in parallel threads.
  • Developed the Application using design Singleton, Factory, DAO, DTO prototype and Composite View.
  • Implemented Java SE8 features like Lambda, Streams and Predicates to reduce the line of code and better functionality in the Service Layer of the application.
  • Deployed and developed the project using AWS EC2, S3 Buckets, Data pipeline, Elastic Bean Stalk, Lambda, Amazon messaging services (SQS) and Amazon Kinesis Services.
  • Developed AWS cloud formation templates and setting up Auto scaling for EC2 instances and involved in the automated provisioning of AWS cloud environment using Jenkins and Chef.
  • Worked on creation of custom Docker container images, tagging, pushing images, integration of Spring boot.
  • Created the Docker containers and Docker consoles for managing the application life cycle.
  • Developed Maven scripts and developed builds using Mavenand continuous integration servers like Jenkins.
  • Resolved bugs/defects by coordinating with team members to assure a positive outcome using Jasper.
  • Using GIT for Source Control and Version Management and using log4j for logging.

Environment: Java 8, Spring Boot, Angular 4, HTML5, CSS3, JSON, JavaScript, Hibernate, Spring Data, Mongo DB, Oracle 11g, IntelliJ IDEA, Git, AWS, Docker, RESTful web services, Apache Tomcat, Apache Kafka, Maven, Jenkins.

Confidential

Sr. Java/J2EE and Full Stack Developer

Responsibilities:

  • Participated in Agile Scrum methodology for application development and involved in analysis, design, coding, and unit testing of business applications in a fast-paced environment.
  • Extensively worked on Hibernate Cache, Query, Criteria and Transactions in secondary project.
  • Worked with high volume and complex PL/SQL stored procedures and packages using TOAD.
  • Strong experiencewithCassandra development (reports, schema design, map reduce functions, replica sets)
  • Developed Maven scripts and developed builds using Mavenand continuous integration servers like Jenkins.
  • Implemented the database connectivity using Oracle 11g database as backend.
  • Did setup for GIT hub and Jenkins to maintain repository and for building WAR
  • Worked on Spring cloud for Routing, Service-to-service calls, Load balancing.
  • JBoss Application server implementation, support, workload management and performance tuning including Web server setup configuration with JBoss App Server.
  • Oversaw all aspects of testing JUnit, FIT, and SIT, End to End, Regression, User acceptance and Performance.
  • Used version control repository GIT and JIRA for issue tracking.
  • Created and configured newJIRAprojects and workedwithdepartments to maintain existingJIRA projects.
  • Developed and maintained automated regression test cases in Selenium Web Driver using Java programming.
  • UsedGitas Version Control System for the application.
  • Developed User Interface application modules using HTML, CSS and JavaScript, AngularJS, JSON, and AJAX.
  • Brief experience on implementing the AngularJS in creating animations based on CSS classes for a new requirement surfaced for the client.
  • Used JavaScript for user interactions in pages. Creating a responsive web application integrating BootstrapwithAngularJS and media queries.
  • Used Angular 4 Routing for navigating between screens and developed several reusable directives.
  • Used various Bootstrap plug-in like date picker, Bootstrap selectors.
  • Used Spring Dependency Injection, Annotations and Spring MVC components to implement business layer and navigation part of application.
  • Consumed Web Services for getting the credit card information from third party application.
  • Involved in building own PaaS with Docker; deployed various applications through Dockers containers
  • RESTful web services using Jersey for JAX-RS implementation.
  • Designed and ImplementedRESTweb services using JAX-RS, SpringREST.
  • Developed REST Web Services clients to consume those Web Services as other enterprise wide Web Services.
  • Consumed Web Services for getting the credit card information from third party application.
  • Used Stream API to transfer data back and forth between Spring Cloud, Spring MVC.
  • Configured AWS Identity and Access Management (IAM) users and groups for improved login authentication.
  • Involved in the configuration of Spring, Spring Cloud, Micro Services Framework and Hibernate mapping.
  • Implemented and maintained the monitoring and alerting of production and corporate servers/storage using AWS Cloud watch and AWS Simple Notification Service.
  • Used Docker hub for creating Docker images and handling multiple images primarily for middleware installations and domain configurations.
  • Worked on the Spring Bootbased services interacting through a combination ofRESTandApache Kafkamessage brokers, utilized then to build the Real-Time Data Pipeline usingApache Storm data analysis.

Environment: Spring cloud, Git, JFC, Spring Boot,Hibernate 4.x, Rest Web Services, JavaScript, TOAD, HTML5, CSS, JIRA 5.x/6.x, Kafka, NOSQL(Cassandra), Selenium, Angular JS, Micro Services, JBoss, Maven, Oracle 11g.

Confidential

Sr. Java/ J2EE Full Stack Developer

Responsibilities:

  • Involved in the design and development phases of Agile Software Development.
  • Developed the application using 3 Tier Architecture i.e., Presentation, Business and Data Integration layers in accordance with the customer/client standards.
  • The application is designed using J2EE design patterns and technologies based on MVC architecture.
  • Automate report generation inMongoDBusing JavaScript, shell scripting, java.
  • Implemented printable chart report using HTML5, CSS3 and jQuery.
  • Applied JavaScript for client-side form validation.
  • Developed automated solutions to include web interfaces using HTML, CSS, JavaScript and Web services.
  • Written Web Services (JAX-WS) for external system via SOAP/HTTP call.
  • Created Managed Beans for handling JSF pages and include logic for processing of the data on the page.
  • Worked onUNIX, LINUX to move the project into production environment.
  • Created Responsive Layouts for multiple devices and platforms using foundation framework.
  • Worked onUNIX, LINUX to move the project into production environment.
  • Used FileNet for Content Management and for streamlining Business Processes.
  • Hibernate an ORM framework was used on DAO layer to persist application data into Oracle database.
  • Developed Hibernate with Spring Integration as the data abstraction to interact with the database.
  • Involved in developing SQL queries,storedprocedures, and functions.
  • Extensively used the Spring framework implemented upon the MVC design pattern.
  • Implemented Hibernate for Database Transactions on DB2.
  • Involved in the configuration of Spring Framework and Hibernate mapping tool.
  • Performed routine operationalLINUXsystem administration duties.
  • MonitoringWebLogic Server health and security.
  • Creation ofWebLogicdomains and setup Admin & Managed servers forJAVA/J2EE applications on Non-Production and Production environments.
  • Creation of Connection Pools, Data Sources inWebLogicconsole.
  • Used Log4j framework to log/track application.
  • Creating and build scripts using Ant for deployment Tested and implemented application on WAS 6.1 server.
  • Prepared and presentedUNIXproduction and implementation schedules to the Project Manager and client.
  • Installed, maintained and fine-tuned the Tomcat server and WebSphere Application Server inLinuxPlatform.
  • Experienced in build, deploy multi module applications using Maven, ANT and CI servers like Jenkins.

Environment: FileNet, IBM RAD 6.0, Java 1.5, JSP, Servlets, Spring, Hibernate, JSF, ICE Faces, Hibernate, HTML, CSS, JavaScript, UNIX, Web Services- SOAP, WAS 6.1, XML, IBM WebSphere 6.1, Rational Clear Case, Log 4j, IBM DB2.

Confidential, Cleveland, OH

Java/J2EE Developer

Responsibilities:

  • Involved in various phases of Software Development Life Cycle (SDLC) of the application like Requirement gathering, Design, Analysis and Code development.
  • Designed the UML diagrams based on the OOAD principles.
  • Developed the application under J2EE architecture using JSP, Struts, spring, JavaBeans, and iBATIS.
  • Worked on various use cases in development using Struts and testing the functionalities.
  • Used AJAX in user validation and suggestion list and to display dialog boxes.
  • Involved in preparing the High Level and Detail level design of the system using J2EE.
  • Sever side validations are done using Struts Validator Plug-In.
  • Created struts form beans, action classes, JSPs following Struts framework standards.
  • Developed Web Interface using Struts, Java Script, HTML and CSS.
  • Developed presentation screens by using JSP, HTML and JavaScript.
  • Involved in the development of model, library, struts and form classes (MVC).
  • Used Spring Framework and created the Dependency injection for the Action classes using Application Context.
  • Developed the Business logic on the web tier using EJB Stateless Session beans.
  • Worked on MQ with J2EE technologies on the WebSphere MQ.
  • Used display tag libraries for decoration and used display table for reports and grid designs.
  • Worked on Rest based Web services for Mule ESB flows.
  • Extensively used Mule ESB and MMC Server for application deployments.
  • Worked on core java, using file operations to read system file (downloads) and to present on JSP.
  • Developed an API to get the Service Level Validations from SAM.
  • Developed a RESTful service to provide all the CRUD capabilities.
  • Analysed, designed and implemented DAO pattern for accessing Database using connection pool.
  • Used PL/SQL stored procedures for applications that needed to execute as part of a scheduling mechanisms.
  • Involved in configuration of XML flat file and parsing the XML file using the SAX Parser.
  • Used Rational Clear Case for version control and JUnit for unit testing.
  • Provided troubleshooting and error handling support in multiple projects.
  • Worked on Reconciliation, which involves in providing root cause analysis and data fixes.
  • Configured WebSphere Application server and deployed the web components.
  • Used VSS for version control and source code management
  • Extensively involved in designing UI, reporting and specification documentation.
  • Responsible for the user module, setting rights and permission to users through the keywords set with database and testing.

Environment: JDK1.5, JSP, JSF, Struts, iBATIS, Spring, HTML, JavaScript, AJAX, CSS, XML, EJB, PL/SQL, IBM WebSphere Application server 5, Mule ESB, JUnit, Web Services(JAX-WS), VSS, SAX Parser, Oracle 9i.

Confidential, St. Louis, MO

Java/J2EE Developer

Responsibilities:

  • Involved in design and development of all modules in the application.
  • Developed and deployed Java REST web services using Spring Framework.
  • Converted the mock-ups into hand-written HTML,AJAX, XML and JSON.
  • Developed presentation tier as HTML, JSPs using Struts Framework.
  • Designed and implemented Spring ORM module to integrate Hibernate.
  • Implemented SOA architecture with web services using SOAP, WSDL, UDDI and XML.
  • Developed web components using MVC pattern under Struts framework.
  • Responsible for writing detail design documents and class diagrams and sequence diagrams.
  • Developed Custom tag libraries to separate presentation and processing logic.
  • Designed and developed a REST Web Services using Jersey framework builds on JAX-RS.
  • Involved inCore Javacoding by usingJava APIssuch asCollections, Multithreading, Exception Handling, Generics, Enumeration,andJava I/Oto fulfil the implementation of business logic.
  • Developed SQL as well as stored procedures to interact with Sybase and MySQL.
  • Used Cascading Style Sheet (CSS) in web pages to separate presentation fromstructure.
  • Implemented Action Classes server-side validations for account activity, payment history and Transactions.
  • Developed Struts Action classes using Struts controller component.
  • Designed and developed J2EE application using Servlets, JSP, JavaBeans and EJB.
  • Implemented applications in JavaScript, and MySQL.
  • Involved in the building Maven POM files and Maven testing.
  • Involved in writing the associations for the query in mapping xml files in Hibernate.
  • Used JMS for reliable and asynchronous exchange of important information such as payment status report.
  • Worked exclusively on MDB, Messaging Queues and Posting Error Messages to the Queue.
  • Continuous integration to build the project using Jenkins with Maven Builder.
  • Worked on the Spring MVC Restful Web services, exposing services and consuming the third party.
  • Developed UML models consisting of Use Case Diagrams, Sequence Diagrams using Rational Rose software.
  • Involved in handling Hibernate as part of DB connectivity, persistence as ORM tool and writing HQL queries.
  • Developed the JSP using the tag libraries. Perform validations using struts validation framework.
  • CVS was used for project management and version management.
  • Designed configuration XML Schema for the application.
  • WSDL was used for publishing Web Service interfaces.
  • Used JUnit Testing Framework for performing Unit testing.
  • Strong experience in implementing the Web Services (JAX-RS, RESTful).
  • Involved in system design and development using Collections and Multithreading for the action classes.

Environment: JSP, AJAX, Struts framework, Hibernate Framework, JMS, SOAP, XML, Spring Framework, Log4j, Java Script, HTML, Oracle9i, SQL, PL/SQL, Web Sphere, WSAD, JSTL, Struts tags, Junit, Mockito, SQL, Struts, CSS, Jenkins.

Confidential

Jr. Java Developer

Responsibilities:

  • Involved in gathering and analysing system requirements.
  • Played key role in the high-level design for the implementation of this application.
  • Developed the Training and Appraisal modules using Java, JSP, Servlets and JavaScript.
  • Developed UI using java swings.
  • Created tables, views, Types, triggers, complex join queries,storedprocedures, and functions and modifications to existing database structure as required for addition of new features
  • Involved in Designing the Database Schema and writing the complex SQL queries.
  • Involved in Code reviews for other modules developed by peers.
  • Designing and establishing the process and mapping the functional requirement to the workflow process.
  • Accessed stored procedures and functions using JDBC Callable statements.
  • Executed and coordinated the installation for the project.
  • Involved in designing and developed presentation layer using JSF, Ajax, JQuery and third-party libraries.
  • Worked on web-based reporting system with HTML, JavaScript and JSP.

Environment: Java, JDK, 1.3, J2EE (JSP, Servlets, EJB), JDBC, Apache Tomcat, oracle, HTML, DHTML, SQL, JUnit.

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