SUMMARY

• Around 8 years of experience in Web & Client - Server application development and design using Object-Oriented Programming, Core Java, J2EE technologies.
• Experience in working in environments using Agile (SCRUM), Waterfall and Test-Driven Development (TDD) development methodologies.
• Hands-on experiences with Core Java with Multithreading, Concurrency, File Handling I/O, Generics, Data Structures and Collections, Garbage Collection.
• Experience in java8 features like Parallel Streams, Lambdas, functional interfaces, and filters.
• Good working knowledge in developing and deploying Microservices related applications with Spring Boot and Spring Cloud.
• Experience in developing and a solid understanding of Service Oriented Architecture (SOA) and Microservices based J2EEArchitecture.
• Expertise in designing, developing, and deploying applications using J2EE technologies including Servlets, JSP, EJB, JSTL, Struts, Spring, Spring Boot, JSF, JMS, AJAX, JDBC, JNDI, GWT Java Beans, Hibernate, and Web Services.
• Designed and developed J2EE MVC applications using Struts, Spring MVC, and Spring Boot.
• Developed, implemented, and tested Node.js applications.
• Thorough knowledge and experience in implementing Service Oriented Architectures (SOA) using XML based Web Services (REST/SOAP).
• Strong knowledge of Web Methods DevOps concept, expertise in Web Methods designer, Web Methods Integration Server cluster and Optimize
• Experienced in using ORM frameworks like JPA, Hibernate, Spring JDBC, Spring Data JPA, Spring Data REST
• 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 Ribbon, Spring Netflix.
• Implemented Restful Services in Spring Boot Framework for consuming and producing JSON and XML Data.
• Experienced in using Spring cloud and NETFLIX technologies like Eureka, Ribbon, Zuul.
• Strong knowledge of various security concepts like SailPoint, SSL, OAuth and JWT
• Proficient in UI design, developed Front End using JSP, HTML5, CSS3, JavaScript, Ajax, jQuery, AngularJS, Angular 2+, Typescripts, NodeJS, ReactJS and have knowledge of BackboneJS.
• Experienced in writing SQL queries, Procedures, Functions, Triggers, and good knowledge of Relational databases (Oracle, MySQL, Microsoft SQL Server, PostgreSQL, and DB2) and NoSQL (MongoDB, Cassandra).
• Experience in database modeling, design and development of PL/SQL Queries, Stored Procedures, Triggers, Cursors, Functions and Packages in relational databases: Oracle 11g, SQL Server 2005/2008, DB2 and MySQL.
• Expertise in the messaging queues like Rabbit MQ, Active MQ, and Apache Kafka.
• Experience in achieving Test-Driven Development (TTD) goals using JUnit, Mockito, Easy mock, Test NG and Spock.
• Strong knowledge on JavaScript Unit testing with Jasmin, Karma, Protractor for Angular JS, Mocha and Chai React JS and Cucumber, Citrus for web services automation.
• Experienced in testing REST web services using Postman, SoapUI, and Swagger UI.
• Configured Docker container service and build a pipeline Jenkins tool for continuously integrating and deploying an application on servers.
• Experience in working with AWS (Amazon Web Services), EC2, RDS, Dynamo DB, S3, Cloud Formation Templates.
• Proficient in using Amazon Web Services (AWS). Extensive experience focusing on services like EC2, Elastic Beanstalk, CloudWatch, CloudFront, Cloud Formation, IAM, S3, RDS, Elastic cache, SNS, SQS, AMI.
• Experience with version control tools GIT, Bitbucket, and SVN.
• Profound learning on ANT, Maven and Gradle as fabricate content for application assemble and arrangement.
• Expertise in using servers like Apache Tomcat, JBoss, IBM WebSphere and WebLogic to configure and deploy applications.
• Excellent skills in programming using a wide variety of languages and the ability to adapt to new latest technologies and work in a Multi-platform environment.

TECHNICAL SKILLS

Languages: Java, Python, Bash, SQL, PL/SQL

Methodologies: Agile, Waterfall, Scrum

EAI Tools: Web Methods 6.x,7.x

J2EE Frameworks: Spring (4.x/3.x), Spring Boot, Spring MVC, Structs (2.5/2.3), Servlets

Web Technologies: HTML5, CSS3, jQuery, JavaScript, Angular JS, Angular6, Node JS, React JS, Bootstrap

Design Patterns: Singleton, Business Delegate, Data Transfer Object, Façade, Data Access Object, MVC, Filter

ORM Frameworks: JPA, Hibernate (5.x,4.x,3.x), Spring JDBC, Spring REST

Web Services: RESTful, Soap

Web Servers: Jenkins, Tomcat, Apache

PROFESSIONAL EXPERIENCE

Confidential

Sr. Full Stack Developer

Responsibilities:

• Involved in analyzing microservices architecture challenges, design analysis, development of the user stories, assigning tasks, testing the application.
• Implemented Agile (Scrum) Methodology that includes daily scrum meeting with the team, sprint planning and estimating the tasks for the user stories.
• Involved in creating and Deployment of REST API and Micro Services in Java J2EE using Spring Boot.
• Implemented microservices using Spring Boot, spring-based microservices, and enabled discovery using the server.
• Developed service components which are exposed as Web Services using RESTful Web Services, developed service components to consume Web Services.
• Created Restful Web service for updating customer data from sent from external systems.
• Used Spring framework for the MVC implementation with spring for Dependency Injection and Hibernate as an ORM tool for database communication.
• Implemented Java 8 features like Collections, lambda expressions, parallel streams, and functional interfaces.
• Writing several complex SQL queries and Stored Procedures using Hibernate as the ORM Framework to interact with Oracle Database and perform transactions.
• Used Spring Cloud Config server to load the properties dynamically, Spring Eureka service registration and discovery client for maintaining instances and use a ribbon load balancer to balance the load between multiple instances of the same service.
• Developed Angular services to make Restful API calls using Http and resource services to post and get data in JSON format.
• Developing RESTful web services using Node JS and Express JS and used Node JS server to interact with the Rest services and database hosted on multiple load-balanced cloud instances.
• Good knowledge of providing authentication and authorization for web services using OIDC (Open ID Connect) on top of OAuth 2.0.
• Involved in designing User Interface (UI) applications and professional web applications using JavaScript, Angular 5, Bootstrap, jQuery, HTML, CSS, DOM, XHTML, JSON and AJAX, Angular JS.
• Developed applications in Java-based UI within Angular 5 framework and Node.js, integrated with TypeScript.
• Built different modules, controllers, templates, custom filters, and directives in Angular 5.
• Implemented different validation control on the webpages using Angular 5 and developing a cross-platform application.
• Wrote SQL statements to store and retrieve data from Oracle and used Oracle, JDBC for database connectivity.
• Involved in the Database design like creating tables with constraints and writing SQL queries, Views, and functions on Oracle database using TOAD.
• Used Spring Kafka API calls to process the messages smoothly on Kafka Cluster setup and used Spark API to generate Pair RDD using Java programming.
• Developed Unit and Functional Test Cases using JUnit while following the Test-Driven Development (TDD) approach.
• Used automating functional and regression testing through Protractor, for the End-to-end testing framework for Angular application.
• In-depth experience in API testing (REST) of web services using Rest Assured, Postman, while scenarios integrating with the Cucumber scenario.
• Tested REST web services using SoapUI, Advanced Rest Client and Postman.
• Worked as part of the Microservices team to develop and deliver Maven projects to deploy on Jenkins CI/CD and having experience in managing the Docker containers in Kubernetes.
• Worked on AWS services to deploy static websites and dynamic Web Apps on EC2 using Elastic Beanstalk and Elastic Container Service-Docker. Designed and developed Micro Services business components using Spring Boot.
• Performed GitHub bash and Terminal commands to clone, fetch, merge, pull, and push the code.
• Used Apache Maven as a Build tool, to automate the build process and deployment of the application and debugging through logging frameworks like log4j.
• Involved in day to day handling of JIRA issues (production issues at the time) that involved data inconsistencies that required to be solved in very less time.

Environment: s: Agile, JAVA/J2EE, Microservices, Spring Boot, NodeJS, RESTful, Hibernate, JSON, Spring Cloud, OAuth2.0, Angular, HTML, CSS, JS, Bootstrap, SQL DB, Oracle, Apache Kafka, Junit, Mockito, Cucumber, Protractor, Jenkins, AWS, Git, SonarQube, Maven, Log4j, Jira, Docker.

Confidential - Tampa, FL

Sr. Full Stack Developer

Responsibilities:

• Followed Agile Software Development Methodology to build the application iteratively and incrementally. Participated in Scrum related activities and daily scrum meetings.
• Participated in architecture design meetings to decide on the right web Services to use for the application and Involved in working with the QA to assist in writing test code and debugging the defects in the application.
• Implemented SOA to develop Spring Restful/Microservices and implemented Spring Eureka, Netflix, Ribbon as part of Services Discovery using Eureka.
• Designed and developed Micro Services business components using Spring Boot.
• Used Microservices with Spring Boot services and a combination of REST Web Services.
• Involved in Developing Microservices to provide RESTful API using Spring Boot with various data persistence ORM frameworks like Hibernate and JPA and messaging engines.
• Used Hibernate ORM tools which automate the mapping between SQL databases and objects in Java.
• Developed server-side application using Spring Boot and Hibernate In-order to interact with the database.
• Used Restful web services to pass JSON data to communicate between UI and server.
• Used Spring cloud and NETFLIX technologies like Eureka, Ribbon.
• Involved in the High-level design to come up with best approach for setting up the design standards across all the Web Methods integration projects.
• Understanding the requirements for implementing the Verisae-Oracle AP integration.
• Secured REST API’s by implementing OAuth2 token-based authorization scheme by Spring security.
• Implemented and developed UI components using React JS features like dependency Injection, Models, data binding and controllers.
• Developed Interactive web pages and web interface using React JS, HTML, CSS, JavaScript, and Bootstrap.
• Used MongoDB document-oriented database to store data and Created object to Mongo mapping for various domains objects.
• Configured Active MQ to read and write a message from external programs between the APIs and Microservices. And worked with Active MQ Java APIs for Queues to build the application as SOA platform.
• Used JUnit, Mockito and Power Mocks framework for unit testing of application and implemented Test-Driven Development (TDD) methodology.
• Developed and performed test cases using Jest and Mocha for front end unit testing and used the Cucumber, Protractor and Http-server for the End 2 End testing.
• Developed BDD (Behavior Driven Development) tests using Cucumber by writing behavior, step definitions and developed required selenium support code in Java for Cucumber.
• Created JSON request and validated the response using postman Interceptor and Swagger UI.
• Worked with MI team to Implement SonarQube for code quality check and code coverage integrated them into Jenkins to achieve CI/CD.
• Worked on AWS services to deploy static websites and dynamic Web Apps on EC2 using Elastic Beanstalk (EBS) and Elastic Container Service-Docker.
• Used JIRA as a tool for issue tracking and code integration to plan and collaboration used Dev tools to host, review, test, and deploy the team's GIT code.
• Used GIT repository to push the code and interact with other developers throughout the company.
• Written ANT/MAVEN scripts for building application artifacts. Monitored the error logs using Slf4j and fixing the problems.

Environment: s: Agile, Micro services, RESTful API, Web Methods, Hibernate, JPA, JSON, React JS, HTML, Bootstrap, JavaScript, CSS, NOSQL, MongoDB, Spring Cloud, OAuth2, ActiveMQ, JUNIT, Mockito, Jest, Mocha, Soap UI, Swagger UI, Jenkins, AWS.