Middle Fullstack Engineer (Kotlin&React)

Xebia

13700-18700 PLN miesięcznie (B2B)

Czym będziesz się zajmować?

  • Developing and enhancing microservices using Java and Kotlin
  • Designing, developing, and modifying REST APIs and backend mocks
  • Building web components, purchase flows, and registration processes using React
  • Working across both backend and frontend areas, adapting to changing project needs
  • Integrating solutions with external business partners and supporting partner-facing functionalities
  • Collaborating with the team to deliver new features quickly and efficiently
  • Contributing to the continuous improvement of the product and technical solutions
  • Occasional visits to the Warsaw office (1-2 days per quarter)

Kogo poszukujemy?

  • 3+ years of commercial experience in software development
  • Good knowledge of Java and Kotlin
  • Practical experience working with microservice architecture
  • Hands-on experience with React and modern JavaScript
  • Good knowledge of HTML and CSS
  • Solid understanding of REST API design and consumption
  • Practical experience working with JSON
  • Practical experience using AI-powered assistants (e.g. Claude Code, GitHub Copilot, Cursor)
  • Good communication and collaboration skills
  • English at min. B2 level, Polish at min. B1 level
  • Work from the European Union region and a work permit are required

Czego wymagamy?

Znajomości:

Mile widziane:

Języki:

  • Angielski
  • Polski

Jakie warunki i benefity otrzymasz?

  • 13700-18700 PLN miesięcznie (B2B)
  • B2B - Elastyczne godziny pracy (100%)
  • 10200-14100 PLN miesięcznie (Umowa o pracę)
  • Umowa o pracę - Elastyczne godziny pracy (100%)
  • Praca zdalna: Brak

Gdzie będziesz pracował?

Centrum, Warszawa

Kim jesteśmy? – Xebia

Xebia is a global, award-winning, AI-first consulting, software engineering, and training company. We shape tomorrow with AI today—helping organizations turn AI strategy into production-ready solutions that drive real transformation, faster.

Xebia operates as a single global team, designed for speed, scale, and impact, bringing together deep human expertise and the power of AI in everything we deliver.

Our flexible delivery model combines client-facing teams in the US and Europe with nearshore capacity across Poland and Latin America, as well as a large-scale offshore hub in India working as a single, integrated network.

The result is a sophisticated hybrid model that combines local expertise with global reach. For our clients, this means faster time-to-value, easier access to highly specialized digital and AI talent, and the flexibility to scale solutions at the speed of business.

With round-the-clock delivery, built-in scalability, cultural alignment, and a strong focus on attracting and retaining the best global talent, we help global organizations build, scale, and innovate with confidence.

Strona firmy: Xebia