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Java Fullstack Developer z Reactem

Mindbox Sp. z o.o.Warszawanofluffjobspublished 10/23/2026
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Must-have:TypeScriptJavaHTMLReactGitAzureKubernetesCloudFrontendBackendSecurityHybrid

At Mindbox we connect top IT talents with technology projects for leading enterprises across Europe.

You’ll join our client's team focused on developing cutting-edge business applications in a dynamic and collaborative environment. If you thrive on building robust backend systems while contributing to sleek, user-friendly frontends, this role is for you.

Sounds like your kind of challenge?

#LI - Hybrid: 1-2x/week from the office in Warsaw

What you get in return

  • Flexible cooperation model
  • Hybrid work setup – 1-2x/week from the office in Warsaw
  • Collaborative team culture – work alongside experienced professionals eager to share knowledge
  • Continuous development – access to training platforms and growth opportunities
  • Comprehensive benefits – including Interpolska Health Care, Multisport card, Warta Insurance, and more
  • High quality equipment – laptop and essential software provided

Daily tasks

  • Developing backend services using Java and Spring Boot.
  • Building and enhancing frontend applications in React.
  • Designing and implementing REST APIs.
  • Integrating applications with external systems.
  • Writing and maintaining unit and integration tests.
  • Participating in code reviews.
  • Ensuring performance, quality, and security of applications.
  • Collaborating with other product team members.

Requirements

  • 4+ years of experience in developing applications.
  • Strong knowledge of Java and Spring Boot.
  • Hands-on experience with React.
  • Solid understanding of TypeScript and HTML5.
  • Experience with REST APIs.
  • Good knowledge of SQL.
  • Familiarity with Git.
  • Understanding of secure web application practices.

Nice to have

  • Experience with Kafka.
  • Cloud technologies (e.g., Azure).
  • Kubernetes.
  • Databases like PostgreSQL or Oracle.
  • Previous experience in enterprise environments.

Joining this project you’ll become part of Mindbox – a tech-driven company where consulting, engineering, and talent meet to build meaningful digital solutions. We’ll back you up every step of the way, accelerate your development, and ensure your skills make a difference.

Nice to have: Java, Spring Boot, React, TypeScript, HTML5, REST API, SQL, Git, Kafka, Cloud, Azure, Kubernetes, PostgreSQL, Oracle