October 2022 - May 2023Work with Spring Data, Hibernate, Flyway.Performing various tasks to improve the productivity of interaction with the database. Solvingproblems such as N+1, optimizing processes related to lazy loading, ensuring correct data loadingto dto, etc.July 2022 – October 2022Work with Spring Boot, Spring MVC, Spring Core, Hibernate.Functionality is being implemented that allows you to search for car spare parts directly on theservice website, as well as the possibility of comparing offers from different resources.The development is carried out according to the principle of TDD, the test coverage is close to100%.The tests are written using the Mockito library.February 2022 – June 2022A web project that used Spring Boot, Spring MVC, Spring Core, Hibernate.PostgreSQL was used as the database, and transactions were implemented at the service level ofthe application.The project was created for a car service, which involves registration of customers, vehicles,work status and many other functions.The code was covered with unit and integration tests using the Mockito library.February 2021 – February 2022A web project related to parsing the data related to weather conditions.The main algorithm included the processing of a huge JSON file with the further calculation ofthe optimal data which needs to be returned (the clothes objects for corresponding weather).The code was covered with unit tests using the Mockito library.October 2020 – February 2021Multiple Java tasks using Java 8 features, usage of the java.util.concurrent package, specificallySemaphore, Count-DownLatch, BlockingQueue, ExecutorService, ThreadFactory.June 2020 – October 2020Multiple tasks using Java 8 features. Implementing tasks using different types of collections anddata types.