Developer startup project.Project designed to popularize the radio, including the collection and processing of statistical data.* Developed and enhanced high-loaded multithread parser,which involved the processing of over 1000 transactions per second (WS, Fetch/XHR and audio headers)* Designed, implemented and delivered Google & Itunes API adapters into the existing system* Implemented OAuth 2.0 authorization via FB, VK and Google* Has written over 100 rest controllers including websocket controllers.techhologies that used on this project:Git, MySQL,nginx, linux, windows server, DockerJava, Spring/Spring Boot, Maven, Gradle, RESTful, Lombok, JSON, JWT, JPA/Hibernate, SpringSecurity, Role-based authorization, OAuth 2.0, i18n, Spring Mail, Spring WebSockets, MVC, JSP,thymeleaf, Swagger, Junit, SeleniumJavaScript, HTML, CSS, JQuery, TypeScript, React, Next.js, Material UI, hooks