Senior Full Stack Developer – AI Product (m/f/d) | Remote from Croatia
Cito Transport Technologies GmbH · BE, DE
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About the Role
At Cito, we're building CERA AI – an AI agent that automates real logistics processes, from processing incoming emails and negotiating prices to transferring transport orders. This role offers the opportunity to work on real processes, with real customers, and make a real impact.
Responsibilities
- Take ownership of key parts of our AI and software architecture
- Design and develop scalable AI agent systems, including multi-step reasoning, decision pipelines and tool use
- Build and improve our LLM-based systems, including prompting, tooling, memory and orchestration
- Ensure reliability and quality of AI outputs through evaluation, monitoring and guardrails
- Build observability and evaluation frameworks, including regression testing for AI systems
- Work closely with Product and Business to turn real operational problems into scalable technical solutions
- Make technical decisions with long-term impact on architecture, stack and scalability
- Ship solutions that are actually used by customers
Requirements
- 6–8+ years of experience in software engineering
- Ideally, hands-on experience building AI/LLM-based products or systems
- Strong Python skills, ideally with Django or a comparable framework
- Experience working with LLM APIs such as OpenAI, Claude or similar
- Understanding of AI system design beyond simply integrating an API
- Experience with evaluation methods, monitoring and observability
- Ability to think in systems rather than individual features
- Strong understanding of the trade-offs between speed, reliability and quality
- High level of ownership and ability to work independently
- A pragmatic mindset: you like building, shipping and improving real products
- Professional working proficiency in English
Skills
- Python
- Django
- LLM APIs (OpenAI, Claude)
- AI system design
- Evaluation methods
- Monitoring
- Observability
Location
- Croatia
Work Type
- 100% remotely
Experience Level
- 6-8+ years
Benefits
- Work 100% remotely from Croatia
- No relocation to Germany required
- Join a German tech company
- Become part of an international team building technology for the European logistics market
- High technical ownership
- Impact over bureaucracy
- Long-term collaboration
About the Company
- We are Cito – a technology company developing CERA AI, an AI agent that automates operational processes in logistics, replacing manual dispatching with intelligent, data-based decisions for increased efficiency, speed, and scalability.