CareerPlan

Senior Backend Entwickler:in Java

Hamburg, HAMBURGFull-time2026-09-11 → 2026-10-27

Core

Developing and operating scalable, high-performance backend services for a data-intensive application supporting traffic and train dispatch within the DB Group.

Role type

Senior Backend Java Engineer

Builds

Scalable backend services and system architectures for public transport dispatch

Domain

Transportation / Mobility / Cloud Infrastructure

Deliverable

production ML models | product features

Required skills

Java, PostgreSQL, Apache Kafka, AWS Lambda, AWS Cloud, CI/CD, GitLab, Docker, Gradle, Test-Driven Development, Spock

Preferred skills

GraphQL, TypeScript, Node.js, Groovy, Liquibase, AWS AppSync

Responsibilities

Design and maintain scalable backend services; evolve system and service architectures; manage the full software development lifecycle; optimize automated build, test, and deployment processes; analyze cross-service dependencies and develop technical solutions; optimize data flows and database access.

Seniority

Senior, hands-on IC