Передусім, Київстар — це український телекомунікаційний оператор, послугами якого користується понад 26 млн абонентів. Київстар входить до складу міжнародної групи VEON Ltd, офіс якої знаходиться у Нідерландах. Акції Групи торгуються на фондових біржах NASDAQ, Нью-Йорк та Euronext, Амстердам.
28 жовтня 2022

Middle Java Developer


We are looking for a Back-End Developer to join our Product Development Team.

You will join the in-house development team, whose main responsibility is building Kyivstar’s new products. The role has all the advantages of working in a product team — versatile projects, plenty of independence, chance to influence the direction of the development and opportunity to grow with the role.

We offer:

• A unique experience of working for the largest and most beloved mobile operator in Ukraine

• Real opportunity to ship digital products to millions of customers;

• A competitive salary;

• Paid sick leave and vacation;

• Financial aid in different life situations;

• Possibility to work remotely;

• Flexible working hours;

• Medical and life insurance;

• Great possibilities for professional development and career growth;

• Friendly & Collaborative Environment.

Required skills:

• Spring: Core, MVC, Security, Data, Boot (2+ year);

• Microservices architecture understanding + understanding of Event Sourcing, CQRS and DDD;

• Restful services (REST) dev experience (2+ year);

• Persistence frameworks: Hibernate, JPA (2+ year);

• Experience in branch-based workflow (git);

• Application servers: Tomcat;

• Messaging: ActiveMQ / JMS;

• Thorough understanding of RDBS: MySQL, PostgreSQL, Oracle and nonRDBMS like Cassandra;

• Unit testing with JUnit and Mockito.

• Experience with Docker containers in production (1+ year);

• Experience with continuous integration as is (principles, instruments).

As a plus:

• Knowledge of highload;

• Strong understanding | usage of SOLID principles and software design patterns;

• Knowledge / understanding of Python, Perl.


• Collaborate with development team, Product Owner and CTO in real and interesting product tasks;

• Selection and implementation of the necessary tools, technologies, and techniques;

• Designing and implementing architecture of an application;

• Code review and code quality control over formed standards of development;

• Writing efficient code.