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Java Developer with Node.js – Telco project

Java Developer with Node.js – Telco project

Sii Sp. z o.o.Kraków, Lesser Poland, Poland
30+ days ago
Job description

technologies-expected :

  • Java
  • Node.js

about-project :

  • Are you a skilled Java Developer with experience in Node.js, ready to make an impact with products used by millions worldwide?
  • We’re excited to partner with a global leader in cloud communications — a company known for powering real-time video, voice, and messaging solutions behind popular platforms you likely use every day.
  • We're looking for an experienced Java Developer who also brings Node.js expertise to the table. While the role focuses mainly on backend development in Java, you'll also contribute to parts of the system built with Node.js.
  • Ready to join a team building impactful, global-scale products? Apply now and take the next step in your career.

    • responsibilities :

  • Design and develop scalable backend applications using Java and frameworks such as Spring or Spring Boot
  • Build and maintain services based on Node.js, used for inter-service communication or as lightweight supporting APIs
  • Collaborate with front-end, DevOps, and QA teams to deliver complete, well-tested features in a CI / CD environment
  • Contribute to system architecture and technical decision-making, with a focus on performance, security, and maintainability
  • Analyze and troubleshoot issues in existing systems, including code refactoring and optimization to improve quality and stability

    • requirements-expected :

  • Minimum 4 years of professional experience as a Java Developer, with strong knowledge of frameworks such as Spring or Spring Boot
  • Solid hands-on experience with Node.js, including building and maintaining backend services or APIs
  • Proficiency in writing clean, maintainable, and testable code, with a strong understanding of software design principles and best practices
  • Experience working in Agile development teams, including participation in code reviews, sprint planning, and collaborative problem-solving
  • Excellent command of English, both written and spoken, sufficient for daily communication in an international team and participation in technical discussions
  • 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
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    Java Developer • Kraków, Lesser Poland, Poland