Senior Backend Engineer (m/f/d) – Kotlin/Spring Boot/AWS

Axel Springer AG; Berlin; Vor Ort; EUR 65.000 - 85.000; Vollzeit

Zusammenfassung

Axel Springer AG is seeking an experienced backend developer in Berlin. The role involves owning backend services, implementing solutions in Kotlin and Spring Boot, and optimizing AWS cloud technologies.

The ideal candidate will have at least five years of relevant experience, a strong commitment to code quality, and an enthusiasm for collaboration and knowledge sharing. This position offers opportunities to mentor, as well as expand into mobile development.

Qualifikationen

• At least five years of experience as a backend or software engineer.
• Fluent in Kotlin with experience in Spring Boot and production-grade services.
• Solid experience with AWS technologies and cloud-native patterns.

Aufgaben

• Take end-to-end ownership of backend services.
• Collaborate on deploying workloads using modern infrastructure.
• Mentor team members on backend topics.

Kenntnisse

Kotlin

AWS

Spring Boot

Kubernetes

API Development

Jobbeschreibung

Was du bei uns bewegst:

• take end-to-end ownership of our backend services to deliver scalable, reliable systems powering our mobile experience
• architect and implement robust backend solutions with Kotlin, Spring Boot, AWS, and Kotlin-based AWS Lambdas ensuring long-term performance and maintainability
• ensure reliability and operability of your backend services by optimizing monitoring, logging, metrics, alarming, and overall service health
• collaborate with our MaPS platform team to deploy and operate workloads on Kubernetes using modern, developer-friendly infrastructure
• develop and document clean, efficient APIs for seamless integration with other teams and products across our ecosystem
• act as a mentor and sparring partner for Android and cross-functional team members on backend topics to boost collaboration and knowledge sharing
• broaden your skill set by exploring Android or iOS development and gaining insight into the full product vertical
• play a key role in shaping technical vision, aligning architecturedecisions, and continuously improving processes for greater product impact

Was du mitbringst:

• at least five years of hands-on experience as a backend or software engineer, ideally in JVM-based backend systems
• fluentin Kotlin and experienced with Spring Boot, having built and operated production-grade backend services
• solid track record working with AWS cloud technologies (including Lambda and container-based workloads), plus familiarity with cloud-native patterns like IAM, S3, and messaging services
• interested in Kubernetes, understandingconcepts likedeployments, observability, and containerized workloads
• strong commitment to code quality, maintainable architectures, testing and long-term system ownership
• enthusiasm for monitoring, transparency, and building systems that are easy to operate
• proven strength in mentoring colleagues, building cross-team relationships, and actively promoting knowledge sharing in diverse environments
• strong communicator who translates complex technical topics for product managers, designers, and fellow engineers