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December 17, 2025

Java Developer for Network Cloud

Mid • Hybrid

Kraków, Poland

About our Team

As a member of our team, you’ll have the opportunity to actively contribute to the development of the Network Operation Suite (NOS) project. NOS is a powerful tool designed to build fully automated systems for vRAN software installation and operation in large-scale, multi-cloud environments.

Our team is not only focused on developing innovative solutions but also plays a key role in defining the design and architecture of new features for a product that’s already in production. This provides a unique chance to work on real-world challenges and make meaningful contributions to cutting-edge technology.


 

Role and Responsibilities

  • Participation in full development cycle: from requirements, specification up to architecture, development and system tests

  • Implementation of new functionalities

  • Maintenance of existing code


Technologies in use

Skills and Qualifications

  • Very good knowledge of Java 21,

  • Experience with Hibernate and Spring, Spring Boot frameworks,

  • Understanding relational databases, especially MySQL

  • Linux skills on user level or higher

  • Knowledge and ability to work with version control system Git

  • Advanced technical English skills

  • Experience with cloud-based architectures and platforms such as Kubernetes

Nice to have

  • Experience in multithreading programming

  • Experience with making software for telecommunication systems

  • Experience with queues like RabbitMQ and Kafka

  • CKAD Certification


We offer

Team:

  • Very dynamic work environment

  • Knowledge sharing internally and externally

  • Start of work between 7 a.m. and 10 a.m.

  • Friendly working atmosphere among good team-players with supportive leaders

  • Wide range of trainings and a huge support in developing algorithmic skills

  • Working with the latest technologies on the market

  • Possibility to attend local and foreign conferences


Benefits:  

  • Variety of discounts (Samsung products, theaters, restaurants)

  • Unlimited free access to Copernicus Science Center for you and your friends

  • Possibility to test new Samsung products

  • Private medical care (possibility to add family members for free)

  • Multisport card

  • Life insurance

  • Lunch card

  • A partial reimbursement of the cost of an English language course

  • Possibility to learn Korean for free

  • Monthly integration budget


Location:

  • Office in Quattro Business Park,

  • Hybrid work system (3 days from the office)