AI Software Engineer (m/f/x)
Rail-FlowRotterdam, South Holland, Netherlands
Posted January 6, 2026
Full Time
About the Company
Rail-Flow is a freight-tech scale-up with over 100 employees that simplifies access to rail freight and intermodal transport, enhancing efficiency through an innovative marketplace and collaboration management solutions. The company accelerates processes, strengthens rail competitiveness, and reduces CO2 emissions by shifting traffic from road to rail. Over 500 customers across various sectors rely on Rail-Flow's comprehensive value chain solutions.
Job Description
Your mission is to build AI-powered solutions that enhance transport management and offer processes, making rail freight more efficient, competitive, and sustainable. You will design and implement robust AI features for the TMS Offer Module, build and optimize RAG/LLM pipelines, and create and maintain golden datasets.
Requirements
- 5+ years in software engineering
- 3+ years of hands-on experience building LLM/RAG or ML-backed applications in production
- Proficient in Python, TypeScript, or Java
- Experience with microservices, APIs, event-driven patterns, LLM frameworks, and vector search
- Strong data skills (schema design, ETL, feature pipelines) and deep understanding of evaluation methods (golden datasets, A/B tests, accuracy, grounding rate, latency, cost)
- Skilled in PII handling, tenant isolation, access control, CI/CD, automated testing, and performance optimization
Benefits
- Flexible home office
- High-quality IT equipment
- Two great team events per year
