Разработка системы оптимизации и управления грузоперевозками для крупных транспортных компаний и федеральных розничных сетей.

Основные задачи

• Реализация бизнес-логики;
• Создание RestController для Android & front-end;
• Интеграция со сторониими сервисами через Rest;
• Создание сервисов для парсинга файлов из внешних систем
• Настройка CI/CD в GitLab

Работа в проектной команде до 7 человек

Stack: Java 8, Spring Boot 2, PostgreSQL 10, Multithreading, Git, GitLab Ci, Vaadin

Main tasks were related to development and support (bug-fix) of hotels and airline tickets booking system (b2b)

Tasks:

- Development and implementation of integration with service providers (REST, SOAP, Steaming API);

- Development of REST services for the site;

- Development of parts responsible for the business logic;

- Development of REST, SOAP which provides interaction between internal systems;

- System Optimization .

I've worked in a team that consisted of 6 developers including remote ones. Participated in other projects in the company.

Interacted extensively with customer representatives: analysts, PM, sometimes business users

Not development:

- Setting up applications and environment on new server.;

- Migration, cleansing, updating the database. Replication configuring ;

- Maintenance and improvement of monitoring system (Zabbix);

- Writing various bash and python scripts. 

The system consists of 2 server applications + desktop applications + web.

Stack:

App #1:

Java 8, 9,10 PostgreSQL, Tomcat 7, Hibernate. 

Front-end: JavaScript. 

Desktop: Java 8, Swing. 

Other: Jenkins, gradle, groovy, SVN.

App #2. Java 8, 9,10 PostgreSQL, Tomcat 7, Hibernate. 

Front-end: GWT. 

Other: ANT, SVN

Some achievements:

Participated in the transition of hotels SERP on streaming output. 

One of the data import mechanisms was speeded up in 20 times (60 min -> 3 min.).