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Sr. Java/j2ee Developer Resume

WA

SUMMARY

  • Around 5+ years of experience as a J2EE Developer in coding, integrating and testing software (SDLC) implementationscollecting business specifications, user requirements, design confirmation, development and documenting the entire life cycle.
  • Proficiency in developing secure enterprise Java applications using technologies such as JSF, JSP, Servlets, Java Beans,EJB, JMS, JNDI, JDBC, XML, CSS, LESS.
  • Expertise in various open source frameworks like Struts, SpringV4.x and Web development technologies like AJAX and ObjectRelational Mapping Technology like Hibernate.
  • Extensive knowledge and implementation skills in various J2EE design patterns like Service Locator, Session Facade, Data.
  • Experience in using Java 8 features like Lambda Expressions, Functional Interfaces, and Steam API.
  • Data Access Objects (DAO), Factory, Singleton, Data Transfer Object (DTO) and Business Delegate in the development ofMulti - Tier distributed Applications.
  • Extensive experiencein Java 8 and modeling presentation tier using Struts MVC2 (Model-View- Controller) architecture.
  • Handled project files by using version control tools like CVS, SVN, Git and PVCS and bug tracking tools like Jira.
  • Good understanding and working knowledge of Algorithms, Medicaid Management Information System (MMIS) and Data Structures.
  • Competence in using Java IDE tools of Rational Application Developer (RAD), WebSphere Application Developer(WSAD), Eclipse 3.0 and WebLogic Workshop to develop dynamic web applications.
  • Expertise on entire Software Development Life Cycle (SDLC) in Intranet and Internet applications using Web/ApplicationServers like Tomcat, JBoss, WebSphere and Web logic Application Server
  • Good understanding and working experience in Cloud hosting, WSO2 and networking technologies and protocolsWell-versed in building applications making use of Spring Framework.
  • Hands on experience in MuleSoft Expression Language (MEL) to access payload data, properties and variable of Mule Message Flow.
  • Experience indeveloping Views and Templates with Python and Website interface is created using Django's view controller and template.
  • Good knowledge ofGoCD, Bash, J2EE Containers and ELK (Elasticsearch, Logstash&Kibana).
  • Work experience in Spring Hibernate Batch DML Operations.
  • Experience with the database management like Oracle, MySQL, Microsoft SQL Server.
  • Experiencein Cloud Architecture and Design, Cloud Security, Cloud Infrastructure, network & storage Design.
  • Experience in SOAP, JAX-RPC, JAXB, JAXP, XML and WSDL for developing Web Services, Class loading, Memory Management, Transaction management.
  • Web page designer for HTML files that supports AJAX component, Rich design time UI to use AJAX libraries such as Dojo,jQuery.
  • Knowledge of working in TDD, BDD tools like Cucumber
  • Familiarity Adobe Photoshop for website content and animation effects.
  • Good working knowledge in version control tools like CVS and SVN.
  • Expertise in Query optimization,good experience in writing SQL Queries, PL/SQL Procedures, Functions, Triggers,Cursors, Indexing, Query Optimization and Performance Tuning.
  • Experience in working with small and large groups and successful in meeting new technical challenges and findingsolutions to meet the needs of the customer.
  • Motivated team player with ability to work under minimal supervision possessing strong analytical, problem solving andcommunicational skills.

TECHNICAL SKILLS

Operating Systems: Windows 98/2000/XP/NT, Linux, Unix (AIX), MS DOS

Languages: C, C++, Java 8, J2EE, UNIX/NT, Shell Scripting, Python,Dev-ops,Hadoop

Java Technologies: J2SE, JSP, Servlets, EJB, Swing, AWS, JDBC, JMS, MDB, JNDI, RMI, Web Services, Design Patterns, JAVA Beans

Web/App. Server: WebLogic 7.0/8.1/9.2/10.0 , Tomcat5.5/6.0.36,gridle, WebSphere 5.x/6.x

Web-Development Technologies: JSP, JSTL, XML, HTML5, XHTML, JavaScript, CSS, DHTML, Ajax, jQuery Servlets, JSF, Flex, JAX-WS, Grunt, Elastic Search, XML Schema,XSLT, XPath, XSD,Groovy,Docker,JAXP, JAXB, SAX.

Frameworks & IDE Tools: Struts2.0, Spring V4.x,Springboot,Spring Batch, hibernate 3.0, JUnit, ANT, AJAX, JPA, Log4J,Typescript,Apache CXF, JMeterBackbone JS,Kafka,Bootstrap 3.x, Gulp, CI/CD, D3.js,REACT JS,NodeJS

OOAD: UML, Design Patterns

RDBMS: Oracle,SQL, PL/SQL,NoSQL,PSQL,Teradata, MS Access, Mongo dB

Version Control Systems: CVS, VSS, Source Control Management,GIT, IDEs

PROFESSIONAL EXPERIENCE

Confidential, WA

Sr. Java/J2EE Developer

Responsibilities:

  • Strong analytical skills and ability to design & develop high performing Java/J2EE applications using frameworks such as Spring & Spring Batch.
  • Solid knowledge of high-scale, multi-tenant Web service development, including REST/JSON and Micro-Service patterns with integrating applications.
  • Design and implementation of REST APIs, services, system tasks and cloud solutions Implement Docker images to support Development and Testing Teams and their pipelines; distributed Jenkins images.
  • Virtualize the servers using the Docker for the test environments and dev-environments needs and configuration automation using Docker container.
  • Design and implement scalable, secure cloud architecture based on Amazon Web Services.
  • Develop the scripts for creating of new snapshots and deletion of old snapshots in Amazon S3.
  • Development of spring boot Micro-Services and deploy them in the Docker container.
  • Deploy performance wire mocks on perf cluster using Jenkins CI/CD pipeline.
  • Working knowledge on running a Docker -enable application on an Amazon ECS cluster behind the load balancer.
  • Creation of Aws components SQS, EC2, ELB, ECS.
  • Checking of AWS logs and Docker logs if any issues during deployment.
  • Used spring core annotations for dependency injection.
  • Wrote POJO classes to map to the tables in the database using JPA - Hibernate integration.
  • Responsible for writing SQL queries for data manipulation.
  • Knowledge on setting up the life cycle policies to back the data from AWS S3 bucket data.
  • Junit with Mockito and Power Mockito framework for Unit testing of application.
  • Collaborate with team members on best practices, code reviews, internal tools and process improvements.
  • Manage AWS EC2 instances utilizing Auto Scaling, Elastic Load Balancing and Glacier for our QA and UAT environments.
  • Evangelize new ideas within your team as well as across teams.
  • Explore open source or industry standard solutions that could be a fit for the organization.

Environment: Java 8, Spring MVC 3, Spring JDBC, Spring Rest, spring boot, AWS (S3, Lambda), GitHub, JavaScript, Micro services, JSON, MySQL, Apache Tomcat 7.0, RESTful web services, Eclipse, Spring Junit, APIGEE, Splunk.

Confidential, Florida

Sr. Java/J2EE Developer

Responsibilities:

  • Involved in various SDLC phases like Requirement gathering, Design, Analysis and Code development with both iterative (Agile, Water fall).
  • Interacted with Managers &Business users for performance issues, discussed about key Aspects based on requirements and its relational mapping to the application with users.
  • Collaborated on responsive front-end development using JavaScript,Typescript,CSS3, LESS, W3Cand Coffee Script with DevOps development principles.
  • Develop various screens for the front end using Angular 5 and used various predefined components from NPM.
  • Developed a dashboard based on Ajax calls with Business Customers Count, Flags, Real-time graphs for Analytical Reporting using NodeJS.
  • Extensively worked on developing UI components using Angular 5,ReactJS,VueJS,Gulp and JSON to interact RESTfulweb services.
  • Designed the tables and modules using MySQL, HTML5, CSS3 and PHP.
  • Developed Application using Spring MVC 3 widely with annotations, Dependency injection, IOC, integrated with the Struts 3 framework with views based on JSP.
  • Developed critical components of the application including Spring forms, Spring controllers, JSP views, and business logic and data logic components that include Hibernate Entities, Spring-Hibernate DAO and Spring V4.x models following MVC architecture and Micro servicesCI/CD.
  • Developed re-usable utility classes in java 8 for validation that are used across all modules.
  • Transaction management is done by JTA API specification by implementing them.
  • Developed an API to write XML documents from a database. UtilizedXSLT (XML and XSL) Transformation for dynamic web-content and database connectivity.
  • Implemented NoSQL persistence pattern for some data within app to increase performance by indexing.
  • Setup the Automation framework using Selenium to run test cases in multiple browsers and platforms
  • Implemented Map-reduce functionality in MongoDB to maintain customer order tracking.
  • Composed and executed MongoDB scripts to insert and update NoSQL database, automating data changes and reporting.
  • Implemented CRUD operations withDynamoDB, MongoDB (NoSQL) and manage all the details of Customer.
  • Used Flex Remoting Service inLive Cycle Data Services (LCDS)and developed JAVA Objects that can invoked from the flex client.
  • Identifying, Designing and developing the automation test cases for each module of application using Selenium WebDriver, JAX-RS.
  • Developed automation framework for Application Deployments to the cloud environments.
  • Worked on Drools Rule Engines with corresponding to validate the business User Roles.
  • Used Gradle, Apache Maven for project management and building the application.
  • Developed JUnit using Mockitoand spring boot Junit Runner framework.
  • Involved in Web Services Testing using SoapUI to create and execute automated functional, regression, compliance, and load tests.
  • Provided JUnit support for the application for debugging the system and Test-Driven Development (TDD).
  • Designed stunning visualization dashboards using tableau desktop and publishing dashboards on tableau server and desktop reader.
  • Used version control repository SVN (Subversion by apache) and JIRA for issue tracking.
  • Used Maven as a build tool and retrieved all the dependencies required for the application.
  • Involved in fixing bugs the bugs or defects in the application.

Environment: Java 8, Spring MVC 3, Spring JDBC, Spring Rest,spring boot,CI/CD, Struts 3,JSTL,XSLT,Angular 5,NodeJS, REACT JS,APIs,BPM, JAX-RS,Unix, jQuery, AWS,GitHub, agile,CSS3, JavaScript, HTML5, Micro services,CXF,JSON,CSS3, MySQL, Apache Tomcat 7.0, RESTfulweb services, Eclipse, MongoDB, MS SQL,Kafka, Spring Junit, SVN.

Confidential, VA

Sr. Java/J2EE Developer

Responsibilities:

  • Responsible for coding with the use of Object Oriented Principles, Cryptographyand implementing MVC with JSP, Struts.
  • Developed user interfaces using Java Server Pages using HTML5, Flux, CSS3, SASS& JavaScript.
  • Use RDS on AWSfor hosting the database and managing the Database Management Profile.
  • Understanding of secure-cloud configuration, Cloud Trail, cloudsecurity technologies (VPC, Security Groups, etc.) and cloud-permission systems (IAM)
  • Proficient in developingweb SDK usingNodeJS, Mongo dB, Redis and Linux flavor.
  • Involved in the analysis, design, and development and testing phases of Software Development Life Cycle (SDLC).
  • Design and Implement End to End Search Service Solution using Elastic Search.
  • Created Docker images and ran the Docker containers in various environments.
  • Development of services that utilize the Cloud Foundry and Azure client libraries (SDK) for Java.
  • Created templates by generating runtime html in BPM coaches.
  • Performed functional tests using Selenium WebDriver with data driven framework and documented end results in a database.
  • Setup Docker on Linux and configured Jenkins to run under Docker host
  • Expertise in client scripting language and server-side scripting languages like JavaScript, jQuery,HTTP, JSON, Bootstrap, React JS, Ruby on Rails,Angular JS, JSF and JSP.
  • Developed application server part and writing Groovy scripts for Jenkins, also writing Junit testing.
  • Produced and Consumed Restful (JAX-RS) Web Services using Postman Rest Client, Swagger UI, to interact with different applications from Informatic and third-party tools.
  • Working on Automated Microservices development framework to improve fast development and easy Onboarding process.
  • Build and produce REST service for custom Search service on Elastic Search. Developed Angular unit test cases using Mocha, Karma, Angular-Mocks, Chai
  • Implemented the project using JAX-WS based Web Services using Grunt, WSDL, UDDI, and SOAP to communicate with other systems. Developed ASP.NET WEB API RESTservices for web applications.
  • Hands-on experience in developing and deploying loose coupled Microservices.
  • Developed and implemented messaging technologies like JMS, MQ and Swing, Spring V4.x and J2EE based MVC (Model-View-Controller) framework for the application.
  • Implemented application level persistence using Hibernate and Spring boot.
  • Oracle Exadata Implementation, Troubleshooting and Performance Tuning for various customers of Oracle Advanced Customer Services.
  • UsedXSD(XML), XPathand JSON for transferring/retrieving data between different Applications.
  • Designed and developed SOAP/ RestfulWebservicesusing CXF framework for communicating application services with different application and developed web services interceptors(RDS)AWS.
  • Implemented the project using JAX-WS based Web Services usingGrunt, WSDL, UDDI, and SOAP to communicate with other systems.
  • Developed back end interfaces using embedded MY SQL, PL/SQL packages, stored procedures, Functions, Procedures, Exceptions Handling in PL/SQL programs, Triggers.
  • In depth exposure to creating IBMRAD,API for internal and external application using REST and SOAP based design. Open source framework like Jersey used for creating REST API

Environment: JAVA, J2EE, JDK 1.6, Servlets, JSP, JAX-WS, XML,XPath, JSF, Struts 2.0, Spring MVC,Bootstrap,GitHub,CI/CD, TDD, AWS,Angular JS, NodeJS, Jenkins,Spring Batch,JSON, MySQL, Docker,Spring Boot, Swagger,Web services, hibernate 4.0,REST API, MS SQL, PL/SQL, HTML5, AJAX,REACT JS, Oracle 11g, SOAP, SVN, Log4j, ANT.

Confidential

Java/J2EE Developer

Responsibilities:

  • Analyzing the user requirements for various modules
  • Designing Applets, deploying and testing them in WebSphere Application Server
  • Using stateless session beans
  • Configuring JDBC connection pooling to access the oracle database
  • Writing many SQL procedures and SQL queries
  • Building and deployment of EAR and JAR files on test, stage and production systems inWeb Sphere Application Server
  • Designing the UML diagrams (Sequence diagrams and class diagrams)
  • Creation of database objects like tables, views etc.
  • Regression testing, evaluating the response times, and resolving the connection poolingissues.
  • Performed Performance and Stress testing

Environment: Java, JSP, Servlets, JDBC, JBoss, JavaScript, Applets, Servlets, Oracle 8i, Tomcat5.0, XML, Sun Solaris, Eclipse IDE.

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