Руслан Ветеран

Ruslan Lytvyn
Email: [відкрити контакти](див. вище в блоці «контактна інформація»)

Phone: [відкрити контакти](див. вище в блоці «контактна інформація»)

Skype: lytvyn.ruslan

Linkedin: ruslan-lytvyn-0a623a138

EXPERIENCE SUMMARY
Java developer with over 4 years of experience in designing, implementing and
testing web and enterprise applications in a client/server environment using Java
technologies.
Experience in JAVA 8, JAVA Core, J2EE Technologies, Spring Core, Spring MVC, Spring
Boot, Apache Kafka, Microservices, Mule ESB, Hybris, Docker, JavaScript, HTML, Git,
Jira, Jenkins and database management using MySQL, PostgreSQL and Microsoft SQL.

WORK EXPERIENCE
September 2021 – Februry 2022

Java Software Developer
Infinity Tehnologis, Remote

Duties:
 Creation and implementation of architecture for the notification system on the
project "My School"
 Development of microservices by sending messages and notifying users about
new events on the platform
 Connecting a distributed message broker Apache Kafka to the project “My
School”
 Microservice Testing
 Connecting swagger to services
 Create documentation for services in a given subsystem
 October 2020 – July 2021

Java Software Developer
Sagax Software, Remote

Duties:
 Troubleshot various software issues by using debugging processes.
 Reviewed code and debugged errors to improve performance.
 Performed troubleshooting, diagnostics and analysis to uncover root
malfunctions.
 Creation of new functionality for business requirements
 Worked on scripting
 Worked on changing the project interface
January 2020 – April 2020

Java Software Developer
IWIS, Kyiv

Duties:
 Studied the work of cash registers.
 A microservice for interaction with the cash register has been developed.

March 2019 – January 2020

Java Software Developer
Lindenvalley GmbH

Duties:
 Worked on the project bountyhub.io
 Added functionality for raising tasks to the top after paying for a certain period
with the ability to extend
 Added the ability to connect all popular social networks to the user profile
 Added functionality for checking approved or rejected tasks
 Developed the ability to add tasks to ordinary users of the platform.
 Created email templates for sending to email
 Developed sending notifications and emails to users of bountyhub.io, after
unsuccessful actions or when paying
 Code refactoring and fixed of bugs
 Development and support of telegrams bot (@BountyhubioBot) with all the
features of the web version of bountyhub.io
 September 2018 – January 2019

Java Software Developer
Raiffeisen Bank Aval, Chernigiv

Duties:
 Refactoring the code of existing projects
 Creating new projects, such as: Adding electronic signature for bank customers
after certain operations, Opening and closing shifts for the cashier
 Search and fixed of bugs in existing projects

August 2017 – April 2018

Java Software Developer
NGSoft(UA), Chernigiv

Duties:
 Developing an project to download data in DB from different document formats
 Developing a Spring Batch Project to run the project at the specified time for
customers
 Development of a web project for displaying data from a database. Back end –
Spring REST API, front end - AngularJS
 Developing new components and functionality to existing systems.
 Developing complex SQL queries
 Development of functionality for creating reports with the next sending by mail
 Development of a logging system for the project
 Creating bat files to run an existing system on clients

TECHNICAL SKILLS
 Operating Systems: Windows /7/8/10, LINUX
 Languages: Java 8, Java/J2EE/J2SE, Java Script (AngularJS),SQL
 Technologies: JDBC, EJB,CDI, Servlets, Stream, Concurrency, JSP, JPA, RESTful,
SOAP, Microservices
 Frameworks: Spring (Core, MVC, Boot, Data, Security, Batch), Jersey, JSF,
Hybris, Apache Kafka, Hibernate
  ORM: Hibernate
 Platform: Mule ESB
 Databases: MySQL, MsSQL, PostgreSQL, MongoDB
 VCS systems: Git
 Software: IntelliJ IDEA, Eclipse IDE, Tortoise Git/SVN, Swagger, Postman,
SOAPui, Jenkins, Docker
 PM systems: Jira, Collabstar

EDUCATION
2016-2018
Chernihiv National University of Technology
Master’s degree, Computer Engineering
2011-2015
Chernihiv National University of Technology
Bachelor’s degree, Computer Engineering