Full Stack Java Developer Resume
Boston, MA
SUMMARY
- Over 7+ years of experience and backed with rich domain knowledge and practical knowledge of several IT technologies.
- Experience working with various SDLC methodologies based on Agile/SCRUM like Test Driven Development
- Developed modules using Angular, Node, ExtJS, React, Bootstrap, JavaScript, Ajax, jQuery, CSS3 and HTML5
- Experienced in Full stack UI technologies using Grunt, Gulp Server, Yeoman generator for Angular.
- Expertise in using inbuilt and custom AngularJS directives and filters to add functionalities to the web page.
- Experience in Angular 1.5/2.0 along with Bootstrap, CSS3to create reusable components for RWD applications.
- Experienced in Server - side validations using Ajax in NodeJS and Client-side validations using Angular JS
- Strong experience in developing applications using Core Java concepts like OOPS, Multithreading, Collections Frameworks, Exception Handling, Data structures and JDBC.
- Experienced with XML related technologies such DTD/Schema, XML, XSLT (DOM, SAX), and XPATH .
- Developed core modules in large cross-platform nod applications using JAVA, J2EE, Spring 3/4/Boot, Hibernate, JSP, Servlets, EJB, JDBC, Web Services (SOAP, REST), Micro Services, Drools .
- Strong experience in Spring Framework modules such as Spring MVC, IOC, AOP, JDBC, JTA, IO, Spring Dashboard, Spring Boot, Spring Microservices, Spring REST, Spring Eureka, Spring Netflix
- Experienced in implementing Service Oriented Architecture and Web Services using SOAP, REST.
- Developed Microservices using Spring Boot and deploying Microservices into kafka cloud using Jenkins.
- Experienced in Middleware persistence frameworks like Hibernate/JPA Entities for mapping Java classes using Hibernate Query Language (HQL), HSQL Named Queries, Criteria, Projections .
- Experience in implementing Java EE design patterns such as MVC, Singleton, Factory, Adapter, Service Locator Session Facade, DAO, DTO, and Business Delegate in the development of N-Tier distributed Enterprise Applications.
- Experience in creating Docker images, Containers, push/pull and integrating with Spring Boot .
- Experience in database modeling, design and development of PL/SQL stored procedures, packages in relational databases: Oracle 9i / 10g / 11g, PostgreSQL and MySQL .
- Experience in working with NoSQL databases like MongoDB, Cassandra.
- Hands on experience in Amazon Web Services provisioning and good knowledge of AWS services like EC2, S3, Elastic Beanstalk, ELB (Load Balancers), RDS, Route53, Cloud Watch, Cloud Formation, IAM, SNS.
- Used Jenkins as a primary tool for implementing the CICD during code releases, worked with CICD pipe line to build and deploy transcoding application on AWS.
- Expertise with employment of Apache Kafka and Zookeeper apart from JMS as messaging service.
- Hands on experience with build tools like Ant, Maven, Gradle and Logging tools like Log4J.
- Monitoring and logging tools such as ELK Stack (Elastic search, Log stash, and Kibana).
- Experience with CICD, Maven, Gradle, Jenkins, CVS, Git, GitHub .
- Experienced in using IDE's such as Eclipse, STS, Rational Application Developer ( RAD ), NetBeans, and IntelliJ.
- Experience in testing with JUnit Framework using Mockito and Easy Mock, Spring Junit Runner, JMeter . mir
- Experience in working with web servers Tomcat 8, WebSphere 8.x/9.x, Jetty, JBoss7.1.0 and WebLogic 10.0.
TECHNICAL SKILLS
Programming Languages: Java 8.0/7.0/6.0/5.0 , PL/SQL
Java/J2EE Technologies: Servlets, EJB, JPA, JDBC, JSP, JSTL, JNDI.
Frameworks: Spring 4.3, Hibernate 2.0/3.0/4.x, Spring Security 3.2
Application/Web servers: Apache Tomcat 8, IBM WebSphere 8.x/9.x, Jenkins, WebSphere
Relational Databases: Oracle 10g/11g, MySQL 5.7, DB2 11.1
NoSQL Databases: MongoDB, Cassandra
Internet Technologies: HTML 5, JavaScript 1.8, XML 2.0, CSS 3 and CSS 4, jQuery 2.11, AngularJS 1.0/1.5/2.0, Node JS 6.0.
Cloud Environments: AWS, PCF, Netflix Eureka, Kubernetes.
IDE: Eclipse, NetBeans 8.0.2, IntelliJ 2017.1, Spring Tool Suite (STS) 3.8.3
Operating system: Windows 10, Linux, Unix
Testing &Bug tracking Tools: JUNIT4.12, JIRA 7.0, Bugzilla 4.4.12, Curl 7.36, Drools
Methodologies: Agile, waterfall, TDD (Test-Driven-Development), Scrum
Developer IDE Platforms: Eclipse, Net Beans 8.0.2, IntelliJ 2017.1, STS 3.8.3, GITHUB 2.12.0
Build Tools: Maven 3.3.9, Gradle 3.4.1
Web Services: SOAP 1.2, REST 2.0, JAX-WS, JAX-RPC, JAX-RS, Apache Axis
PROFESSIONAL EXPERIENCE
Full Stack Java Developer
Confidential, Boston, MA
Responsibilities:
- Designed professional UI web applications using front-end technologies and Java Script Frameworks like HTML5, CSS, JavaScript, XML, JSON, NodeJS, Bootstrap and Angular 6.
- Build the modules with service components that were used across the project using Angular 6, JavaScript and HTML.
- Used Bootstrap to help the responsiveness of webpage and design with few custom CSS3 style sheet on elements.
- Used JavaScript for developing UI Components like Editable drop down, data-driven menu customizations.
- Worked on JIRA, Git, GitHub and Tortoise Git for Version Controlling along with Jenkins Build Server.
- Written and worked on MySQL Queries and Programs in Navicat to retrieve the data from MySQL Database.
- Data manipulation and presentation in Excel and had Advanced Excel Skills (Pivot tables, VLOOKUP, etc.).
- Developed RESTful web services using Spring MVC REST framework and JAX-RS.
- Extensively worked on jQuery Grid Components (jQWidgets) used for advanced data visualization.
- Used Charles Proxy to verify the data in API calls.
- Wrote SQL queries, stored procedures, triggers, views, and enhanced performance with explain plans.
- Hands on Eclipse as the integration environment for developing, debugging, and maintaining project code files.
- Used Core Java features such Collections, and Exception handling to efficiently process transactions.
- Used Spring Batch as spring batch jobs can meet the requirements of reliability, robustness and traceability which are essential for automatic processing of enormous amounts of data.
- Used Hibernate as ORM tool and developed hibernate configuration files for establishing database connection
- Used JDBC to invoke SQL stored procedures for applications that need to execute as a part of a scheduling.
- Executing test plans, test cases and test case reviews.
- Implemented the microservice architecture for the backend using Spring Boot, Spring JPA and java.
- Extensively used MS SQL and Spring Data JPA for mapping repository. And used SQL for writing queries and implemented stored procedure.
Environment: HTML5, CSS, JavaScript, XML, JSON, NodeJS, Bootstrap, Angular6, JIRA, GitHub, MySQL, Navicat and Charles Proxy, Eclipse, JQWidgets, SpringBoot, JPA.
Sr. Java/J2EE Full Stack Developer
Confidential, New York, NY
Responsibilities:
- Involved in the analysis, design and development phases of the Software Development Life Cycle (SDLC) using Agile (SCRUM) development methodology to deliver regular updates to business team and project managers.
- Developed UI pages using HTML5, AngularJS 2.0, Bootstrap, CSS3, JavaScript, jQuery, AJAX and NodeJS.
- Build the reusable service components with AngularJS, Bootstrap, and JSX that are used across various modules.
- Used Selectors, Events, AJAX and Dom Manipulation components in Angular 2.0 directives, filters, services.
- Used NodeJS for doing non-blocking design operation for server-side code.
- Built REST by building NodeJS in the back-end to handle requests sent from the jQuery Ajax calls.
- Implemented jQuery to develop the widgets and to perform the client-side validations, UI centric Ajax behavior.
- Used Executor Service multithreading to implement Thread pool, parallel processing to run processes asynchronously using future calls to access the data.
- Used Drools engine for validating business rules before executing in runtime
- Developed using new features of Java 1.8 annotations, Generics, enhanced for loop and Enums.
- Used advanced java 8 features like Lambda expressions for array operations, Streams, Method reference, collections. Enhanced concurrency methods etc. throughout the application for well-defined programming.
- Implemented design patterns like MVC, Singleton, Business Delegate, Factory, and Service Locator .
- Developed RESTful web services using Spring MVC REST framework and JAX-RS.
- Used Spring MVC Rest Controllers, Services along with Dependency Injection, Spring JMS and Spring Security. Used Spring Framework AOP Module to implement logging in the application to know the application status.
- Used Annotations for Spring DI, Auto wiring and Spring MVC for REST API s and Spring Boot for CIervices.
- Implementing or exposing the Micro service architecture with Spring Boot based services interacting through a combination of REST and Apache Kafka message brokers.
- Using Swagger UI registered micro services, monitored service health check from Spring Boot admin console.
- Used OAuth 2.0 authentication protocol respectively for security and authorization .
- Experience in performance tuning with Oracle database . Designed and developed file upload and file download features with Oracle BLOB and CLOB.
- Experienced HQL, Named Parameters, Named Queries and Interfaces such as Expression, Query and Criteria for implementation of Hibernate template and extensively used Hibernate Cache .
- Used micro-framework to implement with REST API and MongoDB (NO SQL) as back end database.
- Created JSON Data and stored as documents comprising documents, data types and conversions in MongoDB.
- Wrote SQL queries, stored procedures, triggers, views, and enhanced performance with explain plans.
- Deployed Spring Boot based micro services into Docker container using Amazon EC2 container services.
- Developed API for using AWS Lambda to manage the servers and run the code in the AWS.
- Used AWS Cloud watch in alerting, maintaining and monitoring of production and corporate servers/storage.
- Experience with building Docker Images and running them on Docker container.
- Designed and configured management reports and dashboards using Kibana .
- Worked on Test automation framework using Selenium web driver.
- Familiar with Cucumber, Selenium Web Driver, Selenium commands and X-path and developed grunt tasks to run the unit tests on Jenkins and Used JIRA to assign, track, report and audit the issues in the application.
- Worked with several testing frameworks such as Junit and Mockito
- Used Eclipse based Spring Tool Suite (STS) for development and debugging Spring Boot applications.
- Configured and administered Jenkins for CI/CD into Tomcat Application Server.
Environment: J2EE, Spring MVC, XML, AJAX, AngularJS, NodeJS, AWS, JavaScript, Hibernate, Bootstrap, JIRA, Spring Boot, Web services, Microservices, AWS, ELK stack, MongoDB, Maven, HTML5, CSS3, jQuery, Docker, Tomcat, Git, Jenkins, Selenium, Cucumber, STS.
Sr. Java /J2EE Developer
Confidential, Denver, CO
Responsibilities:
- Implemented Agile methodologies, actively involved in technical meetings, requirement gathering, analysis, planning, effort estimation, coding, development and testing.
- Developed User Interface application modules using HTML, CSS and JavaScript, JSON, jQuery and AJAX.
- Wrote client-Side code using Reac tJS and used NPM and gulp directories to generate the server environments used flux with redux framework to manage targeted URL’s and to monitor the application.
- Used ReactJS to implement rich functions in various pages: form validation, crud, grid list, search, sort, pagination, multi-selection, tags-input, advanced/custom directives, authentication, unit tests, etc.
- Extensively used jQuery, NodeJS in implementing various GUI components in application portal.
- Worked with controller, service and view components in applications using Spring 3.5 framework.
- Extensively used various modules in Spring like AOP, DI (Ioc), Bean Wiring, Spring Inheritance, Auto Wiring, Spring JDBC Templates and Spring Quartz Schedulers for Jobs.
- Service Oriented Architecture(SOA) was exposed through RESTful web services with loose coupling between layers using Spring framework during development.
- Implemented Spring MVC Controller module for better handling of client request, consume RESTful data service and sending response back to client. Used Drools Decision Table using excels sheets with Spring MVC .
- Developed Applications using Rule Engines, Drools. Explored Drools modules such as Drools Expert, Drools Fusion, and Drools Flow, which adds event processing capabilities to the platform.
- Designed and developed Microservices using REST framework and Spring Boot .
- Enterprise level web applications were supported by building Spring based Java and Scala micro services.
- Consumed messages from JMS-Message driven beans and Active MQ. Integrated Active MQ with Beans.
- Experience in Creating, Dropping Indexes, Tables, Stored Procs and Views on Oracle DB.
- Cloud environment for micro services was provided using Spring cloud Netflix (Eureka server, Hystrix, Ribbon ).
- Expertise with employment of Spring Kafka and Zookeeper apart from JMS as messaging service.
- Deployed the Application into Docker container and made easily accessible at runtime using Cloud Foundry and other cloud services like AWS, Netflix Eureka, Spring Hystrix as fallback method.
- Used Spring Ribbon for load balancing and broker service to maintain status using Spring Kafka and Zookeeper .
- Developed CI/CD system with Jenkins on Kubernetes container environment utilizing Kubernetes .
- Reading the log files using Elastic Search, Logstash and alerting users on the issue and saving the alert details.
- Developed DAO layer using Cassandra and expertise in CQL (Cassandra Query Language) , for retrieving the data present in Cassandra cluster by running queries in CQL .
- Configured AWS EC2 instances, S3 Buckets and Cloud Formation Services based on the business requirements.
- Utilized AWS Lambda to upload data into AWS S3 buckets and to trigger Lambda Functions Including EC2.
- Utilize Cloud Watch to monitor resources such as EC2, CPU memory, Amazon RDS DB services, Dynamo DB
- Expertise on SoapUI , Selenium Data Driven framework and integrating it with Maven Build Management Tool, TestNG Unit Testing tool and Jenkins Continuous Integration Tool .
- Implemented AngularJS, Bootstrap, LESS, Karma, Mocha, and many jQuery plugins wrapped in AngularJS directives
- Worked with JAXB parser for marshalling and Unmarshalling XML data.
- Used IntelliJ to develop and debug the application.
- Used Maven as build and dependency management tool for creating EAR, WAR and JAR file to be deployed in application servers and integrated with SVN, Jenkins, Jenkins Jobs.
Environment: XML, XSL, Node, Bootstrap, HTML5, JavaScript, CSS3, Ajax, React, Spring 3.5, Git, Aws, WebSphere7.5, Swing, Web Services, JMS, SoapUI, Cassandra, TestNG, JSON, Maven, Elastic Search, Spring Cloud Netflix, Kubernetes, Eureka Server, ANT, Ribbon, Zuul Proxy, IntelliJ, Agile.
Sr. Java Full Stack Developer
Confidential
Responsibilities:
- Implemented the Graphic User Interface by coding in HTML, CSS3, Bootstrap, JavaScript, jQuery, and jQuery UI.
- Designed Single page web applications object-oriented JavaScript Framework like Angular.JS and Ext.JS.
- Created prototypes in HTML, JavaScript and CSS for different UI pages.
- Implemented and developed UI components using AngularJS features like DI, Models, data binding and controllers. Develop various screens using AngularJS and used various predefined components from NPM.
- The application is designed using J2EE design patterns Session façade, Singleton, Factory, DAO and technologies based on MVC architecture.
- Used Spring DAO module for performing CRUD operations on database and implemented logging in the application using Spring Framework AOP module to know the application status.
- Used Spring MVC Model View Controller to handle/intercept the user requests and used various controllers.
- Implemented ( SOA ) to retrieve data from client side and made REST API calls and parsed the data to client and handled the security and Authorization using Spring Security .
- Build, Test and developed application from Docker containers and deployed into PCF environment.
- Experience in Micro services development using spring boot and deployment in Pivotal Cloud Foundry (PCF).
- Used JERSEY framework to implement the JAX-RS (Java API for XML and RESTful Service).
- Developed REST web services using Spring MVC to extract client related data from database and used SOAPUI
- Developed Microservices with Spring Eureka to retrieve API routes and Implemented Spring Circuit breaker pattern, integrated Hystrix dashboard to monitor Spring microservice.
- Experienced with setting up the basic project setup from scratch using Spring - Hibernate based design.
- Involved in writing Thread Safe blocks for multithreading access to make valid transactions.
- Developed application using Agile methodology and deployed the application onto WebLogic application server.
- Used Cassandra for achieving denormalization through features like collections.
- Experienced with JAXB binding to convert Java object to XML and vice-versa.
- Configured and deployed the application in JBoss Application Server.
- Involved in Code Review, Unit Testing and Integration Testing, Selenium Web Driver.
Environment: HTML, JSF, jQuery, JavaScript, Bootstrap, AngularJS, NPM, Spring 3.x, Spring MVC, Spring Security, SVN, REST, JAX-RS, Jersey, SoapUI, Selenium Web Driver, Web services, JBoss, Agile.
Java/J2EE Developer
Confidential
Responsibilities:
- Developed the presentation tier using HTML, CSS, JSP, Servlets, JSTL, Ajax and Struts.
- Used Struts-Validator frame-work for all front-end Validations for all the form entries.
- Worked extensively with JSP’s and Servlets to accommodate all presentation customizations on the front end.
- Used different Design patterns like MVC pattern, DAO pattern, and singleton to achieve clean separation of layers.
- Designed and developed the code using multithreading, Collections and other J2EE technologies.
- Used JDBC to interact with the underlying Oracle Database.
- Accessed stored procedures and functions using JDBC Callable statements.
- Written and executed various SQL Queries& PL\SQL programs to retrieve the data from the database Oracle.
- Used Log4j, Junit and developed unit test cases to monitor the application functionality.
- Used Tomcat as a server to deploy the application.
Environment: s: Struts, Core-JAVA, JSP, Servlets, JDBC, ORM, oracle, Multi- Threading, Collections, PL/SQL, OO Design, OO Analysis, XML, XSLT, IBM WebSphere, Log4J, Junit, ANT, Eclipse.