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Fullstack Java Developer – Telco project
  • Bydgoszcz
Fullstack Java Developer – Telco project
Bydgoszcz, Bydgoszcz, Kuyavian-Pomeranian Voivodeship, Polska
Sii Sp. z o.o.
14. 5. 2025
Informacje o stanowisku

technologies-expected :


  • Java
  • React.js
  • Vue.js
  • Angular

about-project :


  • Have you ever used two-factor authentication, received a real-time delivery notification, or joined a voice/video call directly from an app? Chances are, the technology behind it was built by the company we’re collaborating with—a globally recognized leader in cloud-based communication services.
  • We’re currently looking for several experienced Fullstack Java Developers to join various product teams working on scalable solutions used worldwide. Each team handles a slightly different scope, with frontend involvement starting at approximately 10%. Based on your skills and preferences, we’ll assign you to the most suitable project. The frontend stack is based on Vue.js- if you haven’t worked with it before, this is a great opportunity to gain commercial experience.
  • Sounds interesting? Drop us your CV and let’s have a chat!

responsibilities :


  • Collaborating with product managers, designers, and engineers to design and deliver end-to-end features
  • Developing and maintaining backend services using Java and Spring Boot
  • Implementing frontend components using Vue.js — even if you haven’t worked with Vue before, experience with other frameworks (like React or Angular) is sufficient to get started
  • Participating in code reviews, writing unit and integration tests, and contributing to architectural decisions
  • Ensuring performance, security, and long-term maintainability across the entire application stack

requirements-expected :


  • Minimum 4 years of professional experience working as a Java Developer (preferably with Spring Boot)
  • Recent commercial experience in frontend development (approx. 10% of project time is sufficient); if you have stronger frontend skills, we’ll gladly match you with a project that offers more frontend involvement
  • Willingness to work with Vue.js in commercial projects going forward
  • A pragmatic approach to problem-solving and a solid understanding of building maintainable, production-grade software
  • Strong command of English (at least B2 level), both written and spoken, for daily communication with international teams
  • Residing in Poland required

offered :


  • Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas
  • Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market
  • We share the profit with Workers - over PLN 60M has already been allocated for this aim since 2022
  • Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more
  • Comfortable workplace – class A offices or remote work
  • Dozens of fascinating projects for prestigious brands from all over the world – you can change them thanks to Job Changer application
  • PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers
  • Investment in your growth – meetups, webinars, training platform and technology blog – you choose
  • Fantastic atmosphere created by all Sii Power People

  • Praca Bydgoszcz
  • Project Manager Bydgoszcz
  • Bydgoszcz - Oferty pracy w okolicznych lokalizacjach


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