BFF Kotlin/Java Developer with German

About the role

We are looking for a proactive Java/Kotlin developer to join our cross‑functional teams and help build modern digital platforms. You will own backend services, collaborate closely with product owners and designers, and continuously improve our architecture.

Key responsibilities

• Develop and maintain backend services using Java/Kotlin and Spring Boot.
• Design, implement, and scale secure microservices and REST/event‑driven APIs.
• Participate in architecture decisions, code reviews, and testing.
• Work on CI/CD pipelines, deployment processes, and cloud environments.
• Contribute to agile ceremonies and continuously optimise system performance.

Required profile

• Strong problem‑solving skills and structured thinking.
• Good communication and ability to collaborate across teams.
• Fluency in English and German.

Required skills

• Java
• Kotlin
• Spring Boot
• Microservices architecture
• REST APIs
• Event‑driven systems
• CI/CD pipelines
• DevOps practices
• Cloud environments
• SQL/NoSQL databases
• Agile (Scrum/Kanban)

What we offer

• 25 days of holidays plus 2 volunteer days.
• 3 extra wellness days and mental health support.
• 40‑hour week with overtime compensation.
• Flexible working hours and independent home‑office management.
• State‑of‑the‑art office spaces, pet‑friendly locations.
• Access to Dentsu Academy, language courses, referral bonus.
• Workation possibilities and regular team events.