Sr. Java Fullstack Developer Resume
San Francisco, CA
SUMMARY
- 8+ years of experience in object oriented programming analysis with extensive full Software Development Life Cycle (SDLC) experience in Application Software Specifications, Design, Development, Testing and Debugging, Maintenance. Strong Technical expertise inJava/ J2EE TechnologiesJava, JSP, Servlets, Spring, Spring DAO, Spring MVC, Spring IOC, Hibernate .
- Expertise in ORM tools Hibernate, iBATIS, with JPA specifications, HQL, Caching, ACID transaction, Locking and implemented ODM framework like Mongoose for mapping MongoDB.
- Hands on experience in the implementation of Core Java SE 8 concepts like Streams API, Lambda functions, Generics, Time API, Functional Interfaces Multithreading, Transaction Management, Exception Handling and Collection API.
- Proficient in implementation of spring frameworks like Spring MVC, Spring IOC, Spring REST, Spring AOP, Spring transaction Management, Spring Data, Spring DAO, Spring Batch, Spring Security and Spring Boot.
- Experience in using various JavaScript Web application related libraries such as Node Js, Backbone.js, Require.js, Knockout, Angular.js, React.js, JQuery UI and Google Web Toolkit.
- Strong experience using frameworks like JSP, EJB, Java Persistence API, JNDI, JMS, Struts, JSF in developing scalable, reliable, efficient web and enterprise applications.
- Expertise in developing Microservices using Spring Boot and Node JSto build more physically separated modular applications which will improve scalability, Availability, Agility of application
- Good experience in developing SOA (Service Oriented Architecture) and Microservices architecture using J2EE Web Services based on Restful (JAX - RS), SOAP (JAX-WS), JAX-RPC and JAXR (Java API for XML Registries) using frameworks like Apache CXF, Jersey, Axis and Spring framework, NodeJS (Express JS &Hapi JS).
- Hands on Experience in working with Databases MYSQL, Oracle 10g/11g, SQL-Server, DB2 and NoSQL (MongoDB, Cassandra)Dynamo DB, Couch DB.
- Experience in Microservices Architecture with Spring Boot and Docker.
- . Design and implement a Web based content management utilizing XML, JAXB, DOM, XSLT, XPath, and JavaScript for data generation and presentation with JSF.
- Developed multiple Angular components which are compatible with latest versions of typescript, Angular CLI.
- Developed front-end usingReactJS, JQuery, HTML and High Charts based on MVC architecture.
- Experience in developing Single Page Application(SPA), using MEAN (Mongo, Express, Angular, Node) stack.
- Hands on experience in developing server-side JavaScript frameworks using Node JS (Hapi JS, Express JS) to build event driven, non-blocking i/o model web application
- Experience in integration tools like Spring Integration, Apache CXF, Apache Kafka and Apache Camel to integrate the enterprise application technologies with existing JVM environment.
- Experience in using various Amazon Web Services (AWS) like EC2 for virtual servers, S3 and Glacier for storing objects, Elastic Beanstalk, Elastic Cache and Dynamo DB for Elastic load balancing, storing data.
- Implemented Docker container service, build pipe line like Jenkins, Bamboo andGoCD for Continuous Integration and Continuous Deployment that can run on the cloud or on-premises
- Hands on experience with build tools like ANT, Maven, Gradle and logging tools like Log4J.
- Expertise in unit-testing with tools like JUnit, Mockito, Spock, TestNgandIntegration testing tools like Selenium Web Driver, Cucumber (Behavior Driven Development testing).
- Used Kubernetes Linux container for deploying and scaling containerized applications.
- Experience in using Drools rules engine for defining business rules and Validations.
- Strong knowledge on JavaScript Unit testing with Jasmin, Karma, Protractor for Angular JS, Mocha and Chai React JS and Backbone JS
- Experiencewith testing tools likeSeleniumand build tool like Jenkins.
PROFESSIONAL EXPERIENCE
Confidential, San Francisco, CA
Sr. Java Fullstack Developer
Responsibilities:
- Involved in the development using Java/J2EE Technologies, Web Services and Hibernate ORM Framework.
- Designed and developed Microservices using REST framework and Spring Boot and used Bootstrap along with AngularJS in creating the Application.Actively involved in Analysis, Design, Development, System Testing and User Acceptance Testing. Successfully followed agile methodology in the Scrum Cycle model.
- Experience in java8 features like Parallel Streams, functional interfaces and filters.
- Developed the responsive UI web pages using XHTML, jQuery, HTML5, CSS3, Angular JS 2,JavaScript, node JS and has worked with Angular JS filters in expressions and directives to filter data in the UI.
- Worked in all the modules of the application which involved front-end presentation logic developed using, JSP andJavaScript, Middleware layer using Servlet and Controllers, Business objects developed using Page Beans and data access layer using iBatis and Hibernate framework.
- Pair programming using the divide and conquer method of breaking down a chunk of requirements into piecemeal stories and breaking each major release into iteration.
- Experience on AWS Deploying, managing and operating scalable, highly available, and fault tolerant systems and managed continuous delivery systems and methodologies on AWS.
- AWS S3 is used to store customer's monthly credit statements.
- Experience in data structures, algorithms, and object-oriented programmingWrote programs including sorting algorithms, timer functions, logic for image cropping.
- Involved in Requirements gathering, development if required, integrating and testing for enabling SSO for the application.
- Expertise in Spring Framework, including IoC, AOP, DAO Support/ ORM, Spring MVC, Spring Security, Spring Integration, and Spring Cache.
- Integrated Spring Security with JDBC to manage user registration and login.
- Implement user authorities' management with Spring Security.
- Developed a microservice that extracts data from PostgreSQL and generates a flat file & sends to AWS S3.
- Along with experience in Data Structures, Multithreading and have worked on search techniques and algorithms.
- Enhanced several microservices with the ElasticSearch API to improve the performance of the application.
- Implemented Micro services using Spring Boot, Spring Cloud, Spring Micro services
- We used Docker which was responsible for regularly and successfully deploying to a cloud server.
- Developed Realtime data processing applications using Python & implemented Apache Spark Streaming from Kafka.
- Used Spring framework including Spring core/IoC, Spring Web, Spring Security and implement the authentication, authorization, and access-control features by using Spring Security.
- Converted the code base to use modern ECMAScript (ES6 / ES7) and Web pack as a module loader and used along with Angular CLI.
- Created Jenkins jobs and pipelines and integrated python scripts to communicate to AWS resources
- Used React JS for templating for faster compilation and developing reusable components.
- Used Spring Inversion of Control (IoC) for injecting the beans and reduced the coupling between the classes and implemented the Model View Controller using Spring MVC.
- Used NodeJS for doing non-blocking design operation for server side code and Angular.js framework in developing various UI components.
- Implemented the application using SpringBoot Framework and handled the security using Spring Security.
- Microservices have been built using spring boot, Netflix OSS, spring cloud and deploying to AWS Cloud.
- Developed cross browser and multi browser compatible web pages using HTML5, CSS3, Bootstrap.
- Implemented code according to create AngularJS Controller, which isolate scopes perform operations.
- Wrote custom JavaScript utilizing jQuery to enhance theme, setup server to handle more number of page requests.
- Implemented REST based web services using JAX-RS annotations, Jersey provider and consumed using HTTP services from angular JS modules.
- Used Bootstrap and Angular JS, React.js and Node.js in effective web design.
- Enhanced application performance by Angular 6 Component based development in view of future Angular framework transitions.
- Experience in developing Applications using React JS, Redux, Angular, Typescript, ECMA Script 2015/ES6
- Setting up Angular framework for UI development. Developed html views with HTML5, CSS, JQuery, JSON, Java Script.
- Responsible for setting up AngularJS framework for UI development.
- Used SpringBoot which is radically faster in building cloud Microservices and develop spring based application with very less configuration.
- Implemented ODBC which is used for connecting to the database Oracle.
- Used Springframework to provide loose coupling between different application modules.
- Developed Hibernate with Spring Integration as the data abstraction to interact with the database of MongoDB.
- Used Microservices to communicate using synchronous protocols HTTP and REST for implementing SOA.
- Worked with NoSQL database Mongo DB and worked with it to perform many different operations.
- Used Cassandra for achieving denormalization through features like collections.
- Developed unit tests with JUNIT and Mockito. Write automated regression tests using JMeter.
- Developed build tasks to run the unit tests on Jenkins and maintaining separate build in Maven for the module for easy integration to the portal build and configure with Jenkins.
- Expertise in unit-testing with tools like JUnit, Mockito, Spock, Test NgandIntegration testing tools like Selenium Web Driver, Cucumber (Behavior Driven Development testing).
- Wrote Jasmine unit tests using Karma to verify AngularJS modules and JavaScript utility routines.
- Developing Applications using latest Java/J2EE technologies such as Cassandra, Java 8, Junit, Cucumber.
- Message broker services are achieved in the application using Active MQ with JMS framework.
- Worked on UI for Layered Security and S&L modules and hands on experience with Spark streaming to receive real time data using Kafka.
- Focused on Test Driven Development; thereby creating detailed Unit tests for every single piece of functionality before actually writing the functionality.
- Cloud Foundry is the leading multi-cloud application development and deployment platform and it supports continuous integration.
- Automated build scripts using Ant, Maven for Java and J2EE Applications, make for C, C++
- Used Rational ApplicationDeveloper(RAD) to develop and debug application code.
- Used Apache Maven for project management and building the application.
- Used Cucumber and Selenium for Behavioral and Integration testing respectively.
Environment: Java1.8, Spring MVC, Hibernate, JSP, AJAX, SOA, Web Services, Microservices, XML,, NodeJS, JQuery, JavaScript, IBM RAD, Websphere, Maven, Cassandra, MongoDB, JUnit, Unit, XSLT, HTML/DHTML, JENKINS,Kafka.
Confidential, Alpharetta-GA
Sr. Java Fullstack Developer
Responsibilities:
- Used Java8 features in developing the code like Lambda expressions, creating resource classes, fetching documents from database.
- Designed and implemented the user interface using HTML5, CSS3, JavaScript and Angular JS.
- Developed Hibernate mapping files using different mapping strategies such as table per class hierarchy and also used Hibernate Persistence Strategy to interact with database.
- Implemented filters for user authentication and user authorization by Spring Security
- Involved in Code Refactoring
- AWS EC2 instances were configured in developing and QA environments with NodeJS
- Used AJAX and JSON to make asynchronous calls to the project server to fetch data on the fly.
- Developed a tool to retrieve and send data to third party service provider this feature was implemented using REST.
- Created Buckets in AWS and stored files. Enabled Versioning and security for files stored
- Used RESTFUL client to interact with the services by providing the RESTFUL URL mapping
- Built MAVEN scripts for automated deployment and for the build operation of the entire application.
- Deployed the application in WebSphere Application Server and Configured JMS in the WebSphere application server to send messages on the queue.
- Expertise in developing UI based GUIs using HTML5, DHTML, JavaScript, Angular, XML, DOJO, AJAX, JSF, JSP & spring form tags.
- Developed Spring based services which listen to Spring Integration HTTP Endpoint for events and Implemented WCAG
- Responsible for developing applications for improving the platform performance doing automated backups using an XML configuration file for the client's projects running on the platform which supports multiple DBMS vendors Oracle, MySQL and PostgreSQL.
- Apache Camel's AWS component is used to upload documents to S3.
- Spring Controllers were used with Angular JS to route the control to desiredJavaservices.
- Implemented scripting with Ajax and XML to dynamically refresh the page contents.
- Developed Controller for request, response paradigm by Spring Controllers using Spring-MVC. Used JSON as response type in REST services.
- Developed data transformer for converting legacy data from Source tables to avro format and fed into Kafka using Camel.
- Developed various helper classes needed following Core Java multi-threaded programming and Collection classes.
- Used multithreading in programming to improve overall performance.
- Migrating existing application into micro services architecture using Rest APIs, spring boot, Spring Cloud.
- Implemented REST Microservices using spring boot. Generated Metrics with method level granularity and Persistence using Spring AOP and Spring Actuator.
- Developed Microservices using Spring MVC, Spring Boot, and Spring Cloud.
- Used Microservices architecture, with SpringBoot based services interacting through a combination of REST and SpringBoot.
- Deployed Spring Boot based microservices in Docker and Amazon EC2 container using Jenkins
- Developed coreJavaprograms for all business rules and workflows using spring framework.
- Designed and developed Restful service interface using Spring MVC to the underlying customer event API. Involved in building Restful Web services using JAX-RSAPI.
- Worked on Cloud implementation by installing, building, deploying applications using Cloud Foundry and using AWS.
- Developed Rest APIs in Spring boot.
- Developed Hibernate with SpringIntegration as the data abstraction to interact with the database of MongoDB.
- Synchronize data with server using SASS, JavaScript, Bootstrap, and Angular.js.
- Experienced in build tools like Ant, Maven, Gradle and using them with continuous integration tools like Jenkins to create and publish application artifacts
- Application development experience using Multithreading, Collection framework and Core Java, Spring, Hibernate, Sql server.
- Migrated the current Linux environment to AWS Linux environment and used auto scaling feature and Involved in Remediation and patching of Unix/Linux Servers.
- Developed Single page applications and Custom Directives using Angular
- Used ReactJS in components like JSX, creating React components, Virtual components etc.
- Created custom Plugins, templates, and functions for Angular JS application.
- Implemented Hibernate for data persistence and management.
- Analyzed and fixed issues related to REST Web services and Application responses.
- Used Maven as the build tool and Tortoise SVN as the Source version controller.
- Used Subversion (SVN) as the configuration management tool to manage the code repository.
- Performed unit testing using JUnit.
- Currently redesigning site with everything from contact page to landing page all usingReactJS
- Developed different modules using Java, Apache Camel, Spring and Hibernate.
- Followed Agile Scrum methodology and used TDD for writing test cases.
- Used NPM to manager server side packages.
Environment: Java 8, J2EE, Spring, Hibernate, AJAX, Oracle 11g, Web Services, AWS, Agile, REST, XML, SOA, WebSphere, JavaScript, Angular JS, NodeJS, Bootstrap, JQuery, JBOSS, JUnit, GITHub, SQL, MongoDB, ReactJS,JMS, HTML5, JSP, Apache Camel, Maven and SVN.
Confidential, Herndon, VA
Sr. Java/J2EE Developer
Responsibilities:
- Design and implemented the backend layer using Hibernate.Involved in multi-tiered J2EE design utilizing Spring Inversion of Control (IOC) architecture and Hibernate.
- Used Spring Framework for Dependency injection and integrated with the EJB 3.0 using annotations.
- Generated Hibernate XML files for the configured beans. The business logic was written in EJB DAOclasses and the service layer classes were configured in Spring-service.xml.
- Configured spring managed beans and their scopes.
- Involved in developing front end screens using JSP, JSTL, DHTML, HTML, CSS, AJAX, JavaScript.
- Extensively used JMX API for management and monitoring solutions.
- Developed Web services to allow communication between applications through SOAP over HTTP using Apache Axis2.
- Implemented Hibernate for data persistence in Workflow screens. Used RAD6, WSAD as IDE for development of the application. Worked with Weblogic, Tomcat as the application servers and JMS as the message Server.
- Developed RESTful services using Jersey, JAX-RS and Restlet to call third party vendors
- Developed the automation environment for build, deployment, and configuration of Portlets onto the IBM websphere portal server using ANT scripts, XML Access scripts and JACL scripts.
- Implemented services that would route messages to different JMS queues based on message properties.
- These messages would be picked up by the appropriate ESB service which would in turn call the third party partner web services (both RESTful and SOAP).
- Used MQ series to send, receive and read the messages and also Created Queues.
- Configured and built Spring MVC application on Tomcat web server.
- Worked on UNIX Shell scripts and Cron jobs.
- Implemented junit tests and mandated 90% min. code coverage.
- Designed builds which can grow and support builds using Gradle.
- Implemented transaction management for ORM project using Spring Transaction Management API.
- Created and built project using Maven.
- Created Stored Procedures and other SQL scripts using PL-SQL.
- Implemented logging using log4j and Spring AOP.
- Implemented various cross-project functionalities using Spring AOP.
- Configuring the service on Weblogic/WASapplication server for successful deployment
Environment:, JSP, JSF, Spring, Servlet, Hibernate, JMS, JCA, JMX, XML, CSS, XML Schema, AJAX (JQUERY, AJAX), JSON, DOM, JAXB,, JAX-RPC, SOAP, Java script, PL/SQL, D/HTML, XHTML, Maven, Log4j, JUnit, Weblogic, Oracle
Confidential, Dearborn, MI
Sr. Java/J2EE Developer
Responsibilities:
- Responsible for analysis, design, development and integration of UI components with backend using J2EE technologies such as Servlets, Java Beans and JSP.
- Functionalities include writing code in HTML, CSS, JavaScript, J-Query, Ajax, JSON, AngularJS, and Bootstrap with MySQL database as the backend.
- Using Technologies like SOAP, WSDL and UDDI based Web Services.
- Developed Hibernate in Data Access Layer to access and update information in the database.
- Used SAML for SSO login to access the web service provided and OAuth for authorizing the user to the application.
- Implemented RESTFULwebservicesAPI using HTTP and REST principles
- Used bootstrap and angular.js in effective web design.
- Used Angular-JS HTTP to retrieve data through Web API from entity frame work
- Designed the workflow, system architecture, drawing sequence diagrams, activity diagrams, class diagrams, HTML pages, database schema and tables.
- Writing JSP's for user interfaces, JSP's uses Java Beans objects to produce responses.
- Involved in Tomcat server configuration for deployment.
- Used Hibernate to persist and retrieve data from database.
- Wrote JAVA Servlets that generates dynamic VXML.
- Used JUnit framework for Unit testing of application.
- Used log4j 1.2 to log different types of messages to write on to the proprietary log model.
- Use Case, Class, Sequence diagrams and also in complete development, testing and maintenance process of the application
- Store persistent JMS messages or temporarily store messages sent using the store-and-forward feature.
- Involved in testing the XML files and checked whether data is parsed and loaded to staging tables.
- Store persistent JMS messages or temporarily store messages sent using the store-and-forward feature.
Environment: Java, J2EE, Struts, Spring, Hibernate, JSP, Servlet, XML Schema, SOAP, Javascript, PL/SQL, DHTML, XHTML, Ant, Log4j, JUnit, Weblogic, Oracle 11g, Wsdl, IBM Rational rose, Maven.
Confidential
Java Developer
Responsibilities:
- Involved in Design, Development, Testing and Integration of the application.
- Implemented the Consolidated applications front-end pages using JSP, JSTL, and Struts Tag Libraries.
- Involved in developing UI layer using JavaScript, JQuery, and AJAX.
- Developed using simple Struts Validation for validation of user input as per the business logic and initial data loading.
- Writing stored procedures, Packages, Views, Cursors, Functions and triggers using SQLin the back end.
- Used Hibernate for Object Relational Mapping (ORM) and data persistence.
- Created and implemented Oracle Stored Procedures, Functions, Triggers and complex queries using SQL.
- Worked with Java Messaging Services (JMS) for reliable and Asynchronous Communication.
- Used log4j for logging and SVN for version control.
Environment: Java, JSP, Struts, Spring, SOAP Web services, SOA, JavaScript, CSS, XML, JAXB XHTML, XSLT, JMS, MQ, Ajax, Hibernate, EJB, Log4j, Oracle 9i, Web Sphere, Eclipse, UNIX.