Senior Java Developer

Senior Java Engineer – 12 Month Contract

About the Role

A global technology platform is launching a brand-new Logistics Forecasting Service designed to power large-scale delivery and operational forecasting across international markets. This is a greenfield engineering initiative focused on building a modern, high-performance platform from the ground up.

As a Senior Java Engineer, you will take ownership of features end-to-end, helping design and build scalable forecasting systems that support real-time logistics operations. The role combines backend engineering, distributed systems, cloud-native architecture, and AI-enhanced development workflows.

This is an opportunity to work on complex, high-scale systems in a fast-moving engineering environment using modern tooling and architecture patterns.

Contract Type: 12-Month Fixed-Term Contract

Location: Berlin, Germany (Hybrid)

Key Responsibilities

• Design and develop scalable backend services using modern Java and cloud-native technologies
• Build and maintain real-time forecasting and logistics systems
• Own features throughout the full development lifecycle, from architecture through deployment and monitoring
• Develop event-driven systems using Kafka for high-throughput real-time processing
• Collaborate on integrating AI/ML models into operational forecasting pipelines
• Ensure systems are scalable across multiple international markets and business domains
• Contribute to platform reliability, performance optimization, and engineering best practices
• Work closely with cross-functional engineering and product teams in an agile environment

Required Skills & Experience

Core Technical Skills

• Strong expertise in Java (Java 21+) and Spring Boot
• Experience building distributed backend systems and APIs
• Advanced experience with Kafka, including stream processing, producers, and consumers
• Experience with DynamoDB or similar high-scale NoSQL databases
• Hands-on AWS and Kubernetes (K8S) experience
• Strong understanding of cloud-native architecture and microservices

Development Practices

• Experience working with modern AI-assisted coding tools such as:
• GitHub Copilot
• Claude Code
• Cursor
• Strong software engineering fundamentals including testing, observability, and scalability
• Ability to work independently and own technical delivery

Communication

• Strong English communication skills
• Comfortable discussing technical concepts and architectural decisions with engineering teams and stakeholders

Nice to Have

• Experience with forecasting systems, statistics, or data science concepts
• Knowledge of Domain-Driven Design (DDD)
• Experience with Pact or consumer-driven contract testing
• Exposure to advanced TDD/BDD methodologies
• Background in logistics, marketplace, ecommerce, or operational systems

What’s on Offer

• Opportunity to work on a greenfield platform with modern architecture
• High-impact engineering work at global scale
• Collaborative and fast-paced international environment
• Exposure to AI-driven development workflows and large-scale event systems
• Flexible hybrid working model
• Senior-level ownership and autonomy