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ATAtolls

Senior Java Backend Engineer(m/w/x)

München
Full-timeWith Home OfficeSenior

Building scalable, event-driven microservices with Java 17+, GraphQL, and Spring Reactive for a global shopping platform. 8+ years backend experience with Kubernetes required. 32 days vacation, hybrid work, and birthday off.

Requirements

  • 8+ years backend development experience
  • Strong expertise in Java 17 or 11+
  • Extensive Spring Boot and Spring Reactive experience
  • Solid MySQL and NoSQL databases knowledge
  • Hands-on Kubernetes experience
  • Strong microservice architecture understanding
  • Strong event-driven systems understanding
  • Experience building GraphQL APIs
  • Experience consuming GraphQL APIs
  • Proven performance optimization experience
  • Proven testing experience
  • Experience with end-to-end testing strategies
  • Experience with prompt engineering
  • Experience with Python
  • Willingness to learn Python
  • Excellent software design understanding
  • Excellent architectural patterns understanding
  • Ability to design elegant system architectures
  • Ability to design scalable system architectures
  • Ability to design maintainable system architectures
  • Strong communication skills
  • Excellent English proficiency
  • Cloud experience (AWS/GCP/Azure)
  • Experience with CI/CD pipelines
  • Experience building AI-integrated backend systems

Tasks

  • Design and develop scalable backend services using Java 17+
  • Build and evolve microservice-based and event-driven architectures
  • Develop APIs using GraphQL
  • Work with Spring Boot and Spring Reactive (WebFlux)
  • Design and optimize data models using MySQL and NoSQL databases
  • Ensure high performance, reliability, and scalability of backend systems
  • Write clean, maintainable, and well-tested code
  • Implement performance testing and end-to-end testing
  • Collaborate with product managers, frontend engineers, and DevOps
  • Contribute to architectural decisions and technical best practices
  • Mentor junior engineers and provide technical leadership
  • Collaborate on AI-enabled features, including prompt engineering and backend integrations

Work Experience

  • 8 years

Education

  • Bachelor's degreeOR
  • Master's degree

Languages

  • EnglishNative

Tools & Technologies

  • Java
  • Spring Boot
  • Spring Reactive
  • MySQL
  • NoSQL
  • DynamoDB
  • MongoDB
  • Kubernetes
  • GraphQL
  • Python
  • AWS
  • GCP
  • Azure
  • CI/CD

Benefits

Flexible Working

  • Flexible hybrid working scheme

Learning & Development

  • Personal and professional development
  • Learning budget
  • Internal training

Career Advancement

  • Internal mobility opportunities

More Vacation Days

  • 32 days of paid vacation
  • Birthday off

Mental Health Support

  • Mental health coaching

Team Events

  • Global and local get-togethers

Workation & Sabbatical

  • Sabbatical after three years

Modern Equipment

  • Cloud-based company setup

Additional Allowances

  • Additional local perks
Find the original job posting in its most current version here. Nejo automatically captured this job from the website of Atolls and processed the information on Nejo with the help of AI for you. Despite careful analysis, some information may be incomplete or inaccurate. Please always verify all details in the original posting! Content and copyrights of the original posting belong to the advertising company.

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