Backend Developer (Java)

New
PolandFull-TimeMiddle
Salary8100 - 18000 PLN per month gross permanent; 8100 - 18000 PLN per month b2b
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Job Details

Languages
English (Upper-Intermediate and above)
Experience
3+ years
Required Skills
AWSDockerGCPJavaKubernetesMySQLSpring BootAzureCI/CDMicroservices

Requirements

  • 3+ years of experience in backend development.
  • Strong proficiency with Java 1.8+, Spring Boot, and MySQL.
  • Experience with cloud environments such as GCP, AWS, or Azure.
  • Familiarity with microservice architecture.
  • Understanding of DevOps CI/CD methodologies, Docker, Kubernetes, and GitHub Actions.
  • Knowledge of software development best practices including SOLID, ACID, and OO design principles.
  • Experience writing integration tests (e.g., Cucumber) and understanding BDD principles.
  • Level of English from Upper-Intermediate and above.
  • Nice to have: Front-end experience with React.
  • Nice to have: Experience working within an Agile environment.
  • Nice to have: Experience integrating with e-commerce platforms like Shopify.
  • Nice to have: Experience with GoLang.

Responsibilities

  • Act as a hands-on Java developer contributing to the design, build, testing, and rollout of new medical services at scale.
  • Maintain, enhance, and optimize existing services to reflect clinical innovation, regulatory change, and new market demands.
  • Develop within a microservices-based architecture using software design principles such as SOLID, ACID, and object-oriented design.
  • Collaborate with product owners and stakeholders to balance commercial requirements with technical quality.
  • Utilize cloud platforms like GCP to support clinical algorithms and improve patient outcomes.
  • Negotiate practical trade-offs with delivery teams to ensure clear business value.
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8100 - 18000 PLN per month gross permanent; 8100 - 18000 PLN per month b2b
Apply Now