Sai Kumar Email & Phone Number

Irving, Tx, Us

Woonsocket, Ri, Us

Involved in understanding SDLC using Agile methodology.Addressing heavy traffic situation and migrating user-specific data off service instances and into a shared by using Microservices. All the functionalities are implemented using Spring IO / Spring Boot and Spring JDBC. Designed REST and SOAP services.Designed and developed the RESTful web services using the JAX-RS API to communicate over the network.Designed, developed and tested HTML5, CSS3, Bootstrap, JavaScript, jQuery and React.JS that meets accessibility and web browser standards for website.Implemented Java EE components using Spring MVC, Spring IOC, Spring transactions and Spring security modules.Implemented authentication and authorization for the application using Spring Security and Oauth2.Changing the AWS infrastructure Elastic Beanstalk to Docker with Kubernetes.Moving existing monolithic architecture to microservices and migrating them to AWS cloud.Developed user interface by using the React JS, Flux for SPA development. Implemented React JS code to handle cross browser compatibility issues in Mozilla, IE 7, 8, 9, Safari and FF.Used React-Router to turn application into Single Page Application.Worked in using React JS components, Forms, Events, Keys, Router, Animations and Flux concept.Worked on Swagger API and auto-generated documentation for all REST calls.Implemented persistence layer using Spring JDBC template to store the data in Oracle database. Involved in maintaining and updating the procedure for ETL process. Used Oracle as database and Involved in the development of PL/SQL backend implementation and using SQL created Select, Update and Delete statements. Involved in writing complex SQL queries using correlated subqueries, joins, and recursive queries, PL/SQL stored procedures. Experienced in writing real-time processing and core jobs using Spark Streaming with Kafka as a data pipe-line system.Developed Mockito and JUnit test cases to improve code coverage.

Fort Lauderdale, Fl, Us

Involved in Agile stand up meetings throughout the project with team members on day to day basis for the update on project status using JIRA and HP ALM.Understand and adopt Microservices architecture to gradually replace a core monolithic application to Microservices.Actively participated in the Analysis, Design, Development and Testing phases of various modules.Expertise in spring based microservices, and enabled discovery using eureka server.Designed and developed RESTful Web Services using Spring Boot.Developed server-side application to interact with database using Spring Boot and Hibernate.Developed RESTful Services with Java using JAX-RS, Jersey and Spring Boot. Coding for consuming the REST APIs, getting JSON response and parsing them to get the required formats.Expertise in various components in Spring, which includes Spring IOC, AOP, Spring JDBC, Spring MVC, Spring JPA, Spring Batch, Spring Security and Spring Boot.Implement the technical transformation for the front-end from Angular.JS to Angular2. Developed single page applications using Angular2 Routers. Performed form validations using reactive forms from the Angular2 framework. Created Angular2 Directives, Components, Pipes, Injectable across the whole system, such as to build the custom filter. Utilized the features of Angular 6.0 to present effective web design.Used Reactive Forms Module with Angular 6 for easy custom validations. Developed reusable custom directives, components, pipes, and services.

New York, Ny, Us

Worked in an Agile based development environment and participated in Retrospective, Scrum session for better understanding, communication among team members.Involved in various phases of Software Development Life Cycles (SDLC) like Design, Development and testing phases, and developed Use Case diagrams, Class diagrams, and Sequence diagramsAcquired process awareness for software development and deployment.Used Spring Boot, which is radically faster in building cloud Micro Services and develop Spring MVC, based application with very less configuration.Analyse business requirements and develop various business delegates to integrate with middleware services like JAX-WS, JAX-RS using SOAP and REST.Implement and enhance TAF (Test Automation Framework) application to invoke SOAP and Restful Web Services. Implement Java EE components using Spring MVC, Spring IOC, Spring transactions and Spring security modules. Worked in using React JS components, Forms, Events, Keys, Router, Animations, and Flux concept.Used React JS for templating for faster compilation and developing reusable components.Worked on creating, retrieving, updating and deleting documents in MongoDB.Implemented modular approaches for backend on AWS’s Elastic Beanstalk and implemented interfacing with MySQL/Aurora DB on AWS’s RDS, allowing for scalability.Implemented Custom Exceptions depending on the API Responses.Implemented Spring boot microservices to process the messages into the Kafka cluster setup.Implemented BDD through Cucumber. Created the Feature Files for Cucumber Automation.Developed Mockito and JUnit test cases to improve code coverage.

Dallas, Tx, Us

Involved in daily scrum meetings, worked on the sprint tasks in the Agile Scrum development.Used Spring framework MVC in the development of new modules based on requirements.Utilized various technologies like JSP, JSTL, JavaScript, HTML, & CSS, jQuery.Refactored existing project to make it more RESTful and thread safe.Involved in the creation of dynamic web pages with the use of JSP and HTML.Configured and set up Java Workspace which included setting up server and theme installation and configuration. Became familiar with using and navigating through Java Workspace (Eclipse).Debugged Java classes used to modify web pages such as Business Objects and Data Access Objects.Implemented JDBC to perform the database calls from the Java layer.Used JDBC to persist Java Objects into the database.For XML marshalling and unmarshalling used JAXB. Worked with databases like Oracle.Tested many components of web application and documented my observations. Used Servlets as an interface between frontend and backend to handle HTTP requests and to send the response back to the front end.Participated in analysing the requirements and depicted them through use cases and scenarios.Participated in unit testing, integration testing and installation of the system.

Troy, Michigan, Us

Involved in various phases of Software Development Life Cycle (SDLC) as requirement gathering, modeling, analysis, architecture design & development.Participated in daily scrum meetings all through the development of the project.Implemented the application using Struts Framework which is based on Model View Controller design pattern for clean separation of business logic from the presentation layer.Developed user interface using JSPs, CSS and HTML.Developed UI using JSP, JSP Tag libraries.Extensively used Hibernate in data access layer to access and update information in the database.Designed various tables required for the project in Oracle 10g database Used Toad tool to connect and work on the database. Used ANT to build the application and deployed on JBoss. Monitored the error logs using Log4J and fixed the problems.Developed the different components of application such as JSPs, Servlets using JBOSS.Environment: JDK1.5, Struts1.2, HTML, CSS, JavaScript, JSP1.2, Servlets, HTML, CSS, JDBC, JavaScript, Log4J, ANT, Hibernate3.0, Ajax, Eclipse, JBOSS, Oracle 10g and LINUX.