Senior AI Engineer, Python - (Logistics, Data & ML)

Requirements

• Proven experience shipping LLM-powered systems or AI agents into production.
• 4+ years experience in production machine learning and/or backend engineering, particularly systems involving LLMs.
• Strong programming skills in Python, with experience building scalable backend services.
• Experience with Cloud - ideally AWS/GCP.
• Strong communication skills and the ability to work collaboratively in cross-functional teams.

Nice to Have

• Experience with Kubernetes, Terraform, Kafka, MLflow, or Kubeflow.
• Experience using LLM application frameworks such as LangChain, LangGraph, LlamaIndex, or similar agent orchestration tools.
• Experience with ML frameworks such as Hugging Face or PyTorch.

What You'll Be Doing

• Build and scale AI agents capable of reasoning, tool calling, and interacting with internal services and data systems.
• Develop and maintain Retrieval-Augmented Generation (RAG) pipelines using vector databases & semantic retrieval systems to enable agents to access knowledge and enterprise data.
• Design and implement evaluation frameworks & safety guardrails for agent behavior, model performance, and response quality.
• Implement observability, monitoring, and cost visibility for LLM and agent workloads to ensure reliability, performance, and operational efficiency.
• Collaborate closely with data scientists, ML engineers, and platform engineers to integrate AI systems with the broader data and ML ecosystem.
• Optimize systems for performance, reliability, and cost efficiency while operating AI workloads at scale.

Perks and Benefits

• Hybrid working model with 2 days a week in the Berlin campus.
• 27 days holiday with an extra day on 2nd and 3rd year of service.
• Development opportunities with an Educational Budget, Language Courses, and access to Udemy Business platform.
• Health benefits including Health Checkups, Gym & Bicycle Subsidy.
• Financial benefits like Employee Share Purchase Plan, Sabbatical Bank, and more.
• Meal vouchers, corporate discounts, and more.