Flix

Senior Kotlin Engineer (m/f/d) - B2B Sales & Distribution team

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3 days ago
Munich, GermanySenior

Responsibilities

  • Design and develop backend services using Kotlin and Spring Boot.
  • Build and maintain REST APIs for internal and external partners.
  • Participate in architectural decisions and backend modernization initiatives.
  • Improve observability, performance, and reliability using Datadog.
  • Contribute to CI/CD pipelines and cloud infrastructure on AWS and Kubernetes.
  • Work in and contribute to an AI-native development environment, including code-review automation and internal engineering tooling.

Requirements

  • At least 5 years of professional backend development experience with JVM languages.
  • At least 2 years of commercial Kotlin experience.
  • Hands-on experience with Spring Boot.
  • Experience building and maintaining REST APIs and distributed systems.
  • Solid SQL knowledge and relational database design experience, including MySQL and PostgreSQL.
  • Familiarity with ORM and persistence layers and strong software engineering fundamentals.
  • Preferred experience with AWS, Kubernetes, GitLab CI/CD, Kafka, Terraform, LLM integrations, RAG systems, AI product development, or legacy-system migration.
  • Experience in collaborative, cross-functional Agile teams.

Benefits

  • 12 free Flix vouchers and 12 discount vouchers for friends and family.
  • Ability to work from another location for up to 60 days per year, depending on the role.
  • Hybrid work model with an office-first approach.
  • Confidential counseling, courses, and stress-management support for the employee and up to four family members.
  • Language classes, training courses, and expert-led learning sessions.
  • Mentoring program.
  • Local benefits vary by office location.

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About Flix

1,001-5,000 employees
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