Senior FullStack Developer (Java, React)

New
J
j-labsMaritime logistics
Workplace type: remoteContractSenior
Salary28,560 - 31,920 PLN per hour
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Job Details

Languages
English at minimum B2; Polish B1
Experience
Minimum 8 years of commercial software development experience, including enterprise projects; minimum 4 years of experience with React and TypeScript.
Required Skills
JavaKubernetesSpring BootTypeScriptReactCI/CDMicroservices

Requirements

  • Have at least 8 years of commercial software development experience, including enterprise projects.
  • Have at least 4 years of experience with React and TypeScript.
  • Know Java, Spring Boot, and Spring Cloud.
  • Have experience with microservices and REST API design.
  • Know TDD/BDD and automated testing.
  • Have experience with JUnit, Mockito, Selenium, or equivalent testing tools.
  • Have practical experience with CI/CD, Kubernetes, and Cloud Foundry.
  • Have experience working with cloud environments.
  • Have English proficiency at minimum B2.
  • Kotlin experience is an advantage.

Responsibilities

  • Lead the full software development lifecycle, from discovery and solution design through architecture, implementation, testing, DevOps, and production readiness.
  • Make architectural decisions for services, APIs, frontend components, and cloud solutions.
  • Identify opportunities to modernize systems and reduce technical debt.
  • Improve platform reliability, performance, and observability.
  • Support the team through mentoring, pair programming, code reviews, and design reviews.
  • Use AI tools to support software development, testing, documentation, and refactoring.
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28,560 - 31,920 PLN per hour
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