Description: A Service Application designed to simplify the work of service engineers and make the maintenance of all kinds of emergency generators more efficiently. Responsibilities: Back-end (DAO layer, Service layer), Front-end (menu and buttons); REST API (interaction between Android and Web); Localization of web-part; Restore password functionality.Team size: 5 team members Tools & Technologies: - Android Part: Android compile SDK 23 (min 21), HTTP, REST, JSON, XML, Realm, Retrofit, GSON, Butterknife, Glide, Itext, LeakCanary; - Web Part: Java, Spring, JPA/Hibernate, MySQL, JSP, JavaScript/jQuery, HTML5, CSS3, XML, JAXB, Apache Commons IO, Apache Commons FileUpload, Jackson Core, JavaMail API.

Description: online-library for teachers and students of school. Teachers have an ability to upload all the books (or other documents) students will need during the year. And the registered students can download them.Customer: Comprehensive Secondary School № 5 (Rivne)Responsibilities: to develop this web-applicationTools & Technologies: Java, Spring, JPA/Hibernate, MySQL, Maven, Tomcat, Log4J, JUnit, JavaScript/JQuery, HTML5, CSS3, Apache Commons IO, Apache Commons FileUpload.

Multithreding chat. Stack of technologies: JavaFX, Java Multithreading.Simple chat. You can comunicate with all people that are registered in this chat or write a private message for someone special. The max value of users is 50. The source code: https://github.com/fant9119/MyChat