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Java Backend Developer (Microservices)
  • Warsaw
Java Backend Developer (Microservices)
Warszawa, Warsaw, Masovian Voivodeship, Polska
BSH SPRZĘT GOSPODARSTWA DOMOWEGO sp. z o.o.
18. 12. 2025
Informacje o stanowisku

technologies-expected :


  • Java
  • Spring Boot
  • Kafka
  • Kotlin
  • MongoDB

technologies-optional :


  • Cloud Foundry
  • Apache Flink
  • JWT
  • Jenkins

about-project :


  • Work in an international, cross-functional team to deliver real value to customers. Hybrid working: 20% office / 80% home, plus 1–2 trips to Munich per year. Office presence is scheduled on a team-needs basis, typically a few consecutive days each month. Please note that scheduling may change, but the 20/80 hybrid split will remain.

responsibilities :


  • Develop and enhance the microservices architecture of the Home Connect IoT platform
  • Contribute to both new feature development and existing system maintenance (approx. 50% maintenance work)
  • Design and implement solutions using Java and Kotlin (21/17)
  • Participate in the full end-to-end development process—from requirements gathering to architecture design, implementation, testing, and deployment
  • Process and analyse data streams using Apache Flink and Kafka Streams
  • Work with device certificates, including certificate orchestration for IoT devices
  • Collaborate with stakeholders and other technical teams to solve complex problems and ensure smooth integration across systems

requirements-expected :


  • At least 3 years of professional software development experience, with an open-minded and proactive approach to new challenges
  • Strong hands-on experience with microservices and related technologies: Java, Kotlin, Spring, Spring Boot
  • Minimum 1 year of hands-on experience with Apache Kafka
  • Solid understanding of RESTful APIs, microservices architecture foundations, and authentication methods
  • Experience with both relational (PostgreSQL) and NoSQL databases (MongoDB)
  • Knowledge of Jenkins & CI/CD best practices
  • Strong adherence to clean code principles and design patterns
  • Excellent verbal and written communication skills
  • Strong collaboration skills, including working effectively with stakeholders, product owners, and other engineering teams
  • Positive attitude and an ability to approach challenges constructively
  • Proactive mindset with a willingness to take initiative, propose improvements, and support continuous enhancement of the platform
  • Very good presentation skills, including the ability to clearly communicate technical topics to different audiences

offered :


  • Exciting work on innovative solutions using cutting-edge technologies
  • Opportunity to shape the concept and architecture of new Home Connect use cases
  • A key role in influencing the entire development process—from architecture design to final implementation
  • Stable employment within an international organization
  • A wide range of non-pay benefits including medical care, sports and cultural programs, and a lunch pass card

benefits :


  • sharing the costs of sports activities
  • private medical care
  • sharing the costs of foreign language classes
  • sharing the costs of professional training & courses
  • life insurance
  • remote work opportunities
  • flexible working time
  • fruits
  • corporate products and services at discounted prices
  • corporate library
  • no dress code
  • video games at work
  • coffee / tea
  • drinks
  • parking space for employees
  • leisure zone
  • meal passes
  • employee referral program
  • charity initiatives
  • extra leave

  • Praca Warszawa
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