Development BackEnd part of Microservice, RESTful, WebFlux application

Participation in the development of Spring 5 / JPA Enterprise applications with authorization and role-based access rights on the stack: Maven, Spring MVC, Spring Security, REST (Jackson), Java 8 Stream API. Saving to Postgres and HSQLDB databases based on Spring JDBC, JPA (Hibernate) and Spring-Data-JPA. Implementation and testing of REST and AJAX controllers (more than 100 JUnit5 tests). Client implementation on Bootstrap (css / js), datatables, jQuery.

https://javaops.ru/certificate/topjava?email=info@bilyk.kiev.ua&lang=en&group=topjava17

Updating BeerMaps v. 2.0 to v. 3.0

https://github.com/AleksandrBLK/BeerMaps_3_0

It is a web mapping application inspired by Alan's time on the Google Maps team and the OpenStreetMap project.

Created a simple game start menu and generate rooms/hallways so a character can move around.

https://github.com/AleksandrBLK/JavaSrc/blob/master/GameFromUpWork/ReadMe.md

Retail