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Java / Kotlin Backend Developer (Microservices)

Original title: Java / Kotlin Backend Developer (Microservices) (m/w/d)

YER Deutschland · Frankfurt, Deutschland, Germany · Hybrid · Senior

  • Frankfurt, Deutschland, Germany · Hybrid
  • German

Indexed (2 weeks ago) · refreshed constantly

Start
ab sofort
Work mode
Hybrid
Contract
Freelance / B2B
Seniority
Senior
Reference
3057935

Required skills

Nice to have:GitHub ActionsCI/CDOpenTelemetryObservabilityAzure CloudTypeScriptAngularTest Automation

Languages: German

Job description

Develop and enhance modern backend microservices using Java/Kotlin & Spring Boot, design and implement REST APIs, and contribute to a scalable microservice architecture.

Project overview

Key Data:

Responsibilities

  • Development and enhancement of modern backend microservices with Java/Kotlin & Spring Boot
  • Design and implementation of REST APIs (OpenAPI)
  • Contribution to a scalable microservice architecture
  • Further development of cloud-native applications
  • Performance optimization as well as error analysis and resolution
  • Setup and maintenance of automated tests and CI/CD pipelines
  • Conducting code reviews and close collaboration in an agile team

Requirements

  • Several years of experience in backend development with Java and/or Kotlin
  • Very good knowledge of Spring Boot
  • Experience with microservices architectures
  • Very good knowledge of REST APIs
  • Sound SQL knowledge (ideally PostgreSQL)
  • Experience with Docker & Kubernetes
  • Experience in agile projects (Scrum/Kanban)

Nice to have

  • GitHub Actions / CI-CD Tools
  • OpenTelemetry / Observability
  • Azure Cloud
  • TypeScript or Angular (Frontend collaboration)
  • Test automation

Project details

ASAP by arrangement

Duration/Utilization: Full-time until 31.12.2027 (possibly with an option for extension)

Remote/On-site: 3 days on-site in Frankfurt and 2 days per week remote

  • Start: ab sofort
  • Remote: hybrid
  • Location: Frankfurt, Deutschland, DE
  • Languages: German

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