At 5Plus, we build production-grade AI systems that solve real operational problems for our customers.
As a Senior AI Engineer, you will take technical responsibility for customer-facing AI solutions — from early design decisions to production deployment and operation.
You will design, build, and operate AI applications ranging from LLM-powered workflows (e.
, intelligent document processing, RAG systems) to agentic AI systems that are actively used in customer environments.
You’ll work closely with customers and internal engineers to translate ambiguous.
This role is hybrid, with predominantly remote work and occasional on-site presence at customer locations across Germany and our office in WĂĽrzburg, Bavaria.
Your daily business Design and ship end-to-end AI systems, from prototype to production.
Build LLM-powered applications (incl.
RAG, tool usage, validations) with a focus on reliability and cost-efficiency.
, planning, tool orchestration, multi-step workflows) with clearly defined safety and integrations into customers’ systems Define evaluation strategies (offline + online), including metrics, benchmarks, and monitoring.
Optimize system performance across latency, cost, and quality.
Take technical leadership within customer project teams, coordinating architecture, implementation, and iteration cycles.
Work directly with customers and internal teams to turn ambiguous, real-world problems into concrete AI solutions.
Contribute to architectural decisions and support less-experienced engineers through technical guidance (no people management).
Your profile Several years (3–6) of hands-on experience building and operating AI/ML systems in real-world projects.
At least one practical implementation of agenti.