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Software Engineer - Java & React

Poland, Łódź · Job Posted December 20, 2025
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Job Description

We are looking for a full-stack developer with a backend focus, but frontend skills will come in handy as well. You will be working on complex data processing/management systems and an end user facing applications on a global level. This person is expected to perform a full development cycle from analysis and story writing to implementation and production support.

Job Responsibility

  • Collaborate with teams in different areas of the business to understand the complex relationship between hardware and software
  • Understand requirements for the integration and data elements from those areas
  • Acquire and document every aspect of the different areas to understand the solution at hand
  • Develop and implement the new communication between the two areas and ensure correct communication of all the necessary data
  • Perform a full development cycle from analysis and story writing to implementation and production support

Requirements

  • Hands-on development experience with React and JavaScript with a focus on frontend contributions
  • Familiarity with in Java or Kotlin for backend contributions
  • Proficiency in the Spring Boot framework and the wider Spring ecosystem
  • Experience with database migration tools such as Flyway or Liquibase
  • Solid understanding of RESTful API design and consumption
  • Experience with CI/CD pipelines, especially GitHub Actions
  • Strong skills in data modeling and use of tools like PostgreSQL, Snowflake, and Looker
  • Ability to write robust automated tests and commitment to maintaining code quality
  • Deep understanding of clean code principles, and a drive to build scalable, maintainable systems

Nice to have

Bonus points for experience with Kafka, Docker, and Kubernetes

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