Onsite Senior Backend Developer, Java/Kotlin – Frontend Knowledge

Posted 1 hour ago

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About the role

  • Senior Backend Developer responsible for backend services and API design for the Gaia web application. Collaborating with frontend teams in an agile environment at ING Hubs Poland.

Responsibilities

  • Develop and maintain backend services for the Gaia web application
  • Design APIs and microservices using Java/Kotlin and Spring Boot
  • Collaborate with frontend developers to ensure smooth integration
  • Participate in agile ceremonies and DevOps practices
  • Contribute to service design, strategy, and availability

Requirements

  • Strong experience in Java and/or Kotlin
  • Familiar with Spring Boot and object-oriented design
  • Understand relational databases (MS-SQL is a plus)
  • Experience with CI/CD pipelines (e.g., Azure DevOps)
  • Comfortable working in agile teams and DevOps environments
  • Basic knowledge of frontend technologies like React or WebComponents
  • Experience with Kubernetes and cloud-native deployments (extra points)
  • Familiarity with frontend testing tools (e.g., Cypress, Vitest) (extra points)
  • Understanding of UI/UX principles (extra points)
  • Exposure to frontend frameworks and willingness to collaborate on UI integration (extra points)
  • Experience with containerization and DTAP environments (extra points)

Job title

Senior Backend Developer, Java/Kotlin – Frontend Knowledge

Job type

Experience level

Senior

Salary

PLN 13,000 - PLN 24,000 per month

Degree requirement

Bachelor's Degree

Location requirements

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