InetumHiring

Senior Fullstack Software Engineer (Java & React)

  • Remote, Poland
  • Senior
  • Posted 9 days ago
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In one line

Fullstack role on a large online commerce platform built from microservices and micro-frontends, working in Java and React with AI coding tools as part of the daily routine.

About the role

The platform is being modernised piece by piece, so much of the work is moving legacy applications onto the new architecture and paying down old technical debt while new features ship.

At a glance

Pay
Not stated in the posting
Remote scope
Remote, Poland
Seniority
Senior
Skills
Java, Spring Boot, Spring WebFlux, React, TypeScript, Kubernetes, Docker, JUnit
Posted
20 Oct 2026
Last checked
29 Oct 2026

What you will do

  • Build features end to end across backend and frontend inside the same service
  • Develop frontend pieces in React, TypeScript, JavaScript, HTML and NPM, with content coming from a CMS
  • Run containerised apps on Kubernetes and Docker, covering deployment, monitoring and troubleshooting
  • Use AI coding agents and Copilot daily, and help the team get better at these workflows

What they look for

  • Several years building modern web applications, with strong backend skills and the ability to work unsupervised at senior level
  • Solid Java 8+ and Spring Boot, plus REST API design with JSON
  • Reactive programming experience through Spring WebFlux, Project Reactor or a similar stack
  • Frontend hands-on work with React, TypeScript, JavaScript, HTML and NPM

Nice to have

  • Familiarity with TM Forum Open APIs
  • Experience with spec-driven development or use engineering

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Claude

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Muse

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Message for Muse
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Muse is available in the US only for now.

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How to connect

Questions about this job

Can I do this job remotely, and from which countries?

Yes. The posting lists Senior Fullstack Software Engineer (Java & React) as a remote role for candidates in Poland.

What does this job pay?

No pay range is stated in the posting.

What experience is needed?

It is a senior role. The posting asks for: several years building modern web applications, with strong backend skills and the ability to work unsupervised at senior level; solid Java 8+ and Spring Boot, plus REST API design with JSON; reactive programming experience through Spring WebFlux, Project Reactor or a similar stack. Skills it names include Java, Spring Boot, Spring WebFlux, React.

How do I apply with Keywordise AI?

Press the Apply with Keywordise AI button and add your CV. Keywordise tailors your CV and cover letter to this posting and sends the application for you, with a free 7-day trial and no card.

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