Position: Java Developer
Category: Java
English level: pre
Years of experience: 8


March 2014 - Jun 2022 – Java Developer

Project: Enterprise Service Bus, More than 11 ESB integration applications with SOAP/REST web-services, team size 7+ 

Project Role: Java/Kotlin developer

Tasks and Accomplishments: 
•	Engaged in support and refinement of old integration applications.
•	Developed and maintained new integration applications.
•	Migrated application web services from EJB2 to EJB3.
•	Performed application migration from IBM WebSphere Application Server 7.0 to IBM WebSphere Application Server 9.0 and from Java EE-6 to Java EE-7
•	Third line support
•	Gitlab administration

Languages: Java 1.6 - 1.8, Kotlin

Technologies: Java EE-6, Java EE-7, JDBC, JSR-303 Bean Validation, Kotlin Coroutines
Libraries, Frameworks: Apache Commons Lang, Apache Commons DbUtils, Jdbi 3, Quartz Job Scheduling Library, jSMPP, log4j, Log4j2, Slf4j, OWNER, Lombok, Junit 4/5, Weld+JUnit, Mockito, Spring Boot/Spring Framework (Data JDBC/JPA, Integrartion - been interested lately and was considering using).
Tools: Apache Maven, Gradle, Jenkins, SoapUI, Atlassian JIRA, Atlassian Confluence

Source Control: Git, SVN
Databases: Oracle DB
OS: Windows, Linux
IDE: IntelliJ IDEA
Application Servers: IBM WebSphere Application Server 7.0-9.0

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Project: Regional Billing Center (RBC), Development of integration applications (connectors) REST web-services for RBC system, team size 5+ 

Project Role: Java developer

Tasks and Accomplishments: 
•	Worked with technical documentation of service providers exchange protocols and developed integration applications (connectors).
•	Engaged in the preparation of comments on the identified errors in the new functionality and checked the corrections.

Languages: Java 1.7 - 1.8

Technologies: Apache FreeMarker, Apache Velocity, Apache Commons Lang, Log4j2, Slf4j, SQLJet Sqlite Library, Lombok, Junit 4, Mockito, Spring Framework (Spring-WS).

Tools: Apache Maven, SoapUI, Redmine

Source Control: Git, SVN
Databases: Oracle DB
OS: Windows, Linux
IDE: IntelliJ IDEA
Application Servers: Oracle WebLogic Server 12c