Oleksandr Havrylenko Mob.: +38(093)069-83-24 E-mail: gavrylenko.aleksandr@gmail.com

SUMMARY OF SKILLS

Java EE, Akka, GWT, Maven, Sbt, Gradle, Oracle, Mysql, Cassandra, JPA/Hibernate, JDBC, Spring, Spring Integration, Spring Data, Spring MVC, JSP, LiquiBase, Play, HTML5, CSS3, jQuery, bootstrap; Experience working with IntelliJ IDEA, Eclipse. Testing and Building tools: JUnit, Mockito, PowerMock, EasyMock, TeamCity Release Management Tools: Jira, Confluence, SVN, Git Software development methods and processes: SCRUM, Kanban XP Practices (TDD, Code review), Refactoring, CI development Deep understanding of OOP principles Good team player Strong analytical and problem-solving skills

WORK EXPERIENCE Java Developer Infopulse, Kyiv, Ukraine August 2014 – Present

Projects: December 2014 – March 2015 Oberthur (HCE Host Card Emulation)

Development of cloud-based payment and wallet offering applications. This application was for NFC payments without Secure Element. HCE support is currently available in the Android operating system (Android KitKat 4.4 and higher) and the BlackBerry operating system. Host card emulation (HCE) enables NFC devices to perform contactless transactions in card emulation mode when the payment, and other credentials are stored somewhere other than the SE: e.g., in the cloud, in a trusted execution environment on the mobile device, or in a virtual, software-based infrastructure on the mobile device. Technologies: Java EE, Maven, Sbt, MySql, Cassandra, Akka, JPA/Hibernate, Spring Data, Apache Spark, Rest, Play Framework, CSS3, jQuery, Bootstrap August 2014 – December 2014 Oberthur (Business Rule Engine for MNO) Development of a custom module for M2M business line. Business Rule Engine (BRE) - is an orchestration module between mobile HLRs and subscription management solution that handles all business logic for “over-the-air” provisioning and management of mobile subscriptions for IoT devices. Technologies: Java EE, Maven, MySql, JPA/Hibernate, Spring Integration, Spring Data, Rest, Soap. Responsibilities:
 Implement features/components/applications using Java; Create unit/integration tests to cover created code using JUnit;  Sprint planning and tasks estimation;  Collaborate with other team members in an Agile environment; 

Java Developer Luxoft, Kyiv, Ukraine February 2013 – August 2014

Projects: April 2014 – August 2014 Deutsche Bank (Global Findings Management System) Development of Regulatory Audit Issues Tracking system with version control. This application is a golden source for all the regulatory findings (issue tracker similar to Jira). Technologies: Java EE, Gradle, Oracle, JPA/Hibernate, Spring, Spring MVC, LiquiBase, CSS3, jQuery, Bootstrap.

February 2013 – August 2014 Horizon Deutsche Bank

Horizon is a banking-wide management information system aimed to show key risk and complies figures in a single, user-friendly, and intuitive manner using a user experience-driven approach.

Technologies: Java EE, GWT, Maven, Oracle, JPA/Hibernate, Spring, LiquiBase, HTML5, CSS3, Scrum.

February 2014 – March 2014 Project for Travel Company

The project is to develop a rich web application for one of the biggest European travel services company. Technologies: Java EE, GWT, Maven, Oracle, JDBC, Spring, HTML5, CSS3, Kanban.

November 2013 – February 2014 Satellite transport management system (foreign government project)

The project is to develop a rich web application for the system of emergency response, based on the European standard eCall/E112. It is designed for use with the system of global satellite navigation system on behalf of the government. Technologies: Java EE, GWT, Maven, Oracle, JDBC, Spring, HTML5, CSS3, Kanban. Responsibilities:
 Implement features/components/applications using Java. Create unit/integration tests to cover created code using JUnit;  Participate in requirements refinement, sprint planning, and task estimation;  Define patterns and features design before implementation;  Collaborate with other team members in an Agile environment;  Integrate the application with external systems;  Onboard new team members, and mentor new developers for the project.

PREVIOUS WORK EXPERIENCE

Lead Engineer Technari, Kiev, Ukraine March 2010 – November 2011 Provide technical services for all computer equipment. Organize and maintain the repair process for notebook computers and computer equipment. Train technicians to work on soldering station and re-solder BGA micro schemes. Plan and arrange purchase of BGA micro schemes and other necessary parts for repair of notebook computers and computer equipment. Perform repair of notebook computers and computer equipment of all levels of complexity (from reinstallation of software to change of BGA micro schemes).

Senior Engineer Euroset (Mobile phones retailer), Kyiv, Ukraine September 2005 – May 2009 Provide a range of engineering and management services to the development of UkrProService (Service Centre of Euroset). Responsible for technical repair services in Euroset Service Centre in Kiev. Manage a team of 12 engineers leading them to carry out our targets. Resolve technical issues for customers by doing in-depth analysis of electronic equipment that needed to be fixed. Actively participate in regional meetings for technical reviews. 
Train junior engineers as per project requirements. Hold weekly meetings, ensuring consistent and efficient progress on technical projects timeline. Create weekly reports.

EDUCATION National Technical University of Ukraine ‘Kyiv Polytechnic Institute’ Institute for Applied System Analysis Bachelor’s degree, Information Technologies 2019-2021

National Technical University of Ukraine ‘Kyiv Polytechnic Institute’ Bachelor's, Industrial Electronics 2000 – 2005

LANGUAGES: Ukrainian, Russian – native English – intermediate level