Резюме от 2 января 2018 PRO

Костюкевич Олег Васильевич

Middle Java Developer, 50 000 грн

Полная занятость, неполная занятость, удаленная работа.

Дата рождения:
11 мая 1987 (30 лет)

Контактная информация

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Опыт работы

Middle java developer

с 02.2017 по наст. время (1 год 2 месяца)
Dimetogo, Киев (стартап)

About: DimeToGo is the first service in Ukraine which sells tickets online with multi-module search. We are able not only to find cheap air tickets and train tickets but also to combine them in one itinerary from many means of transport.
Technologies: Spring (Boot, MVC, Data, AMQP and etc.), Apache Commons, Apache CXF, Guava, XML, SOAP, Rest API, Freemarker Template, Hibernate, DB (MySql, NoSQL - Mongo), Maven, Git, Jenkins, Migration Tool (FlyDB), Docker, Retrofit2, Slack API, Search Providers API, Mail API, AWS, RabbitMQ, Tomcat, Testing (Log4j, Mockito, RestAssured) Logging (Log4j, Slf4j), Swagger, Lombok

Middle java developer

с 11.2016 по наст. время (1 год 5 месяцев)
Freelance, Киев (development of applications (servers, mobile applications))

Projects that I worked on:

NYSE SERVER (commercial project)
About: The site is an information resource of a closed type for the sale of content. The site will feature materials on stock trading in the US stock market, options trading, investment advice, and operational analytics. The resource itself is an ordered repository of useful information for investors, traders and those who are simply interested in finance. The main advantage of the resource - all the necessary information is collected in one place and is provided at a symbolic price to all comers.
Technologies: RESTful API, PostgreSQL, Spring Frameworks, Hibernate, AngularJS, JMS, Mail API, Freemarker, Commons, Fondy API (payment system), Gradle, Tomcat, Docker

Biogaz Trade Platform (commercial project)
About: This is a market for trading shares of plants that produce biogas, based on interconnected servers, each of which performs its work: admin server, plant server, login server, trade server.
Responsibilities: I was a member of developer’s team. My responsibilities included development domain model and business service layer, writing unit and integration tests, figure out how bind servers, writing trade logic and so on. Also, I participated in development admin’s panel and security block.
Technologies: RESTful API, WebSocket (STOMP), PostgreSQL, Spring (Boot, MVC, Security, Data, AMQP), Hibernate, Thymeleaf, Commons, JavaScript, Retrofit, LDAP, RabbitMQ, Maven, Tomcat.

Junior java developer

с 01.2015 по 10.2016 (1 год 9 месяцев)
Freelance, Киев (development of applications (servers, mobile applications))

Projects that I worked on:

TAXIOMA (commercial project)
About: Online taxi booking service system. Used by dispatchers for processing bookings, manage clients and drivers. Has rich reporting and storing capabilities for analyzing business flow. Consists of clients' and drivers' mobile applications REST APIs, admin and operator web interfaces. Features: e-payments, planning the route, referral system, rating with comments, black lists, discount system, re-calculating of ride cost in case of the route change.
Responsibilities: I was a member of developer’s team. My responsibilities included development domain model and business service layer, work with geodata with using third-party services (Google, Yandex), writing unit and integration tests. Also, I participated in development admin’s panel for dispatchers.
Technologies: RESTful API, PostgreSQL, Oracle, Spring, Hibernate, JSF, Prime Faces, Apache Velocity, Commons, Google APIs, Yandex API, JavaScript, Gradle, Tomcat.

QALance (prototype)
About: This is an international freelance site for QAs and contractors. Through this site search, interaction and work is done. It hosts QAs’ profiles and helps them find a job. On the other hand, it hosts contractors’ profiles as well as contractors’ job offers and facilitate personnel hiring. Also site has internal bug-tracking system but it can be accessed only after both sides (QA and contractor) have agreed to work on the project. Bug tracker functions as a standard tracking system divided into projects, sprints and bugs.
Responsibilities: I took a responsibility of developing domain model for the system and writing unit tests for this layers. In the maintenance stage fixed bugs reported by the QA`s.
Technologies: RESTful API, PostgreSQL, Spring, Hibernate, Maven, Tomcat

ERestaurant (prototype)
About: This is a simple in use multifunctional internet shop with purchases, categories, cart, log in/log out form, register form and so on.
Responsibilities: I took the sole responsibility of developing the whole system from the architecture to coding and deployment.
Technologies: JAX-WS (Apache CFX), DerbyDB, Spring, JSF, EclipseLink, Prime Faces, Maven, Tomcat.


National Technical University of Ukraine "Kyiv Polytechnic Institute"

Information technology engineering, Киев

Высшее, с 09.2004 по 02.2010 (5 лет 5 месяцев)

Master of Science in Computer engineering

Дополнительное образование

  • J2SE class in Bionic University (2015, 2 month)
  • J2EE class in Bionic University (2015, 4 month)

Знание языков

  • Английский — средний

Дополнительная информация

Languages: Java - 3 years, JavaScript - 1 year. Basic knowledge: C, C#, C++
Frameworks: J2EE and related stuff, Spring, Hibernate, EclipseLink - 1 year, JSF - 1 year
DBMS: PostgreSQL - 3 years, MySQL - 2 year, SQLite - 1 year. Basic knowledge: Oracle, MongoDB
Application servers: Tomcat - 2 year, Jetty
Libraries that I used: Apache Commons, Langs, Primefaces, jQuery etc
APIs: Google API’s, Yandex API’s etc
Project automation tools: Gradle, Maven
Unit testing: JUnit, Mockito
Control version systems: Git

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