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Poland and Eastern Europe

Senior Fullstack Engineer (Kotlin&React)

Poland and Eastern Europe · Poland

Posted 23 days ago

or apply directly on Poland and Eastern Europe's site. We never take the application ourselves.

Is this posting real?

This role has been open
23 days
Poland and Eastern Europe's roles stay open a median of 45 days
Reposted
No
Salary listed
No
0% of Poland and Eastern Europe's roles list one
Ghost-job risk at Poland and Eastern Europe
high
42 stale, 0 reposted of 76 open
Hiring momentum
123 roles opened in the last 90 days
↑ up vs. the prior 90 days
Last confirmed on the employer's board
2026-09-17

Measured from postings appearing on and disappearing from Poland and Eastern Europe's own greenhouse board since 2026-08-03. Full hiring picture for Poland and Eastern Europe.

About this role

As a Senior Fullstack Engineer at Xebia, you will design and develop APIs for external integrations, lead technical architecture discussions, and build modern web applications using React and TypeScript. You will also work on backend services with Java and Kotlin, define software development standards, and maintain technical documentation while participating in on-call rotations.

Our read on this posting2.6out of 5
benefits
1/5
freshness
4/5
career value
4/5
role clarity
4/5
pay transparency
0/5

Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of Poland and Eastern Europe as an employer.

What you need

  • strong commercial experience with Java and Kotlin
  • proven experience designing, building, and maintaining REST APIs
  • hands-on experience with API-first design and OpenAPI / Swagger
  • very good knowledge of React and TypeScript
  • solid understanding of distributed systems and system-to-system integrations
  • practical knowledge of OAuth 2.0 and OpenID Connect

Nice to have

  • experience with data security and regulatory compliance, particularly GDPR
  • experience with B2B integrations and working with external business partners
  • experience applying GenAI in a more structured way within the SDLC
  • interest in and familiarity with emerging AI-driven practices

Worth weighing

  • no salary listed
  • the role involves leading technical discussions and making architectural decisions, which may require strong leadership skills
  • the requirement to visit the client's office in Warsaw may not suit all candidates

Summarised from Poland and Eastern Europe's posting. Read the full original.

Listed by Poland and Eastern Europe on their greenhouse job board, last confirmed open on 2026-09-17. PitchMeAI is not the employer.

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