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Front-end Developer Network (f/m/x)
  • Kraków
Front-end Developer Network (f/m/x)
Kraków, Kraków, Lesser Poland Voivodeship, Polska
Sii Sp. z o.o.
19. 2. 2026
Informacje o stanowisku

technologies-expected :


  • JavaScript
  • TypeScript
  • HTML5
  • CSS3
  • React.js

technologies-optional :


  • Telecommunication

about-project :


  • As a team member, you will have the possibility to participate in the whole development process in Network Cloud Team projects. The primary objective of our applications is to set up, configure, monitor, and optimize servers and networks for clients globally. Working in our team allows you to learn various network automation techniques, be part of and create a mobile network future, develop cloud-based applications, and have a real impact on how it will look like.

responsibilities :


  • Developing new features, as well as maintaining existing ones
  • Implementing and maintaining a custom UI components library
  • Participating in code review, as well as UX design review
  • Cooperating with colleagues from other Centers around the world

requirements-expected :


  • Minimum 5 years of experience building complex web applications using JavaScript, TypeScript, HTML5, CSS3
  • Proficiency with React, Redux, and Redux Toolkit
  • Familiarity with writing well-tested, maintainable code (knowledge of Cypress.io and React Testing Library is a plus)
  • Knowledge of REST API integration
  • Proficient English communication skills
  • Fluent in Polish required
  • 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 76M 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 Kraków
  • Kraków - Oferty pracy w okolicznych lokalizacjach


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