Senior Backend Engineer (Java)

TL;DR

Senior Backend Engineer (Java): Building and scaling high-traffic backend services for a retail digitalization platform with an accent on RESTful APIs, distributed systems, and cloud-native architecture. Focus on optimizing system reliability, scalability, and seamless integration with mobile platforms for millions of users.

Location: Berlin, Germany. Up to 20% mobile work allowed within Germany.

Company

hirify.global is a digital advertising partner for offline retailers and a leading "Drive to Store" partner in Germany and France, part of the Axel Springer SE group.

What you will do

• Design, develop, and maintain scalable backend services using Java and Spring Boot.
• Build and evolve high-performance RESTful APIs to ensure consistency and compatibility.
• Architect and operate cloud-native systems on AWS.
• Take ownership of production systems, including deployment, monitoring, and incident handling.
• Collaborate with mobile (Android & iOS) and frontend teams to deliver seamless end-to-end features.
• Contribute to Agile workflows using Scrum and Kanban.

Requirements

• Strong professional experience in Java backend development.
• Expertise in Java 21+ and Spring Boot.
• Hands-on experience with AWS, Docker, and Kubernetes.
• Proficiency with PostgreSQL and Elasticsearch.
• Experience designing distributed systems and microservices architectures.
• Fluent English proficiency.

Nice to have

• Experience with high-traffic or real-time systems.
• Experience with Infrastructure as Code (e.g., Terraform).

Culture & Benefits

• Visa sponsorship provided for candidates outside of Germany.
• 28-30 days of holiday and flexible mobile work options.
• Free office lunch, fully equipped gym, and Zen Rooms for relaxation.
• Mental health support via nilo.health and corporate pension scheme.
• Access to Urban Sports Club and participation in sustainability projects.