Principal AI Solutions Architect — Real-Time, Multi-Agent ML

Team.Blue; Toscana; On-site; EUR 150,000 - 190,000; Full time

Job summary

Team.Blue in Toscana, Italy seeks a Principal AI Solutions Engineer to own end-to-end AI systems, set technical direction, and ship production AI across a fast-moving team. You will lead across model research, fine-tuning, agent-based orchestration, and real-time inference for hosting, domains, email, and SaaS for millions of SMBs.

Responsibilities include evolving multi-agent orchestration platforms, building low-latency voice AI pipelines, and developing RAG pipelines with rigorous quality

Qualifications

• 8+ years in ML Engineering, with leadership experience.
• Hands-on production LLMs experience: fine-tuning, RLHF/DPO, prompt engineering.
• Proficient in Python and core ML stack (PyTorch, Transformers, PEFT/LoRA).
• Experience with latency-sensitive LLM inference (vLLM, TensorRT-LLM, or TGI).
• Knowledge of multi-agent orchestration, tool-use, and observability.
• Awareness of LLM risk management (privacy, data leakage, hallucination).

Responsibilities

• Architect and evolve multi-agent orchestration platform (Hermes / Multica).
• Design and implement voice AI pipelines with low latency.
• Build and maintain RAG pipelines with retrieval quality measurement and hybrid search.
• Define MCP server architecture and tool-use contracts across integrations.
• Fine-tune and evaluate LLMs for domain tasks and production lifecycle.
• Own AI observability stack (tracing, instrumentation, cost tracking).
• Drive ML CI/CD, shadow deployments, canary releases; mentor engineers.

Skills

Leadership experience

Python proficiency

LLM fine-tuning

RAG & hybrid search

Observability & tooling

Communication skills

Mentorship

Tools

PyTorch

Transformers

PEFT/LoRA

Job description

Team.Blue in Toscana, Italy seeks a Principal AI Solutions Engineer to own end-to-end AI systems, set technical direction, and ship production AI across a fast-moving team. You will lead across model research, fine-tuning, agent-based orchestration, and real-time inference for hosting, domains, email, and SaaS for millions of SMBs.

Responsibilities include evolving multi-agent orchestration platforms, building low-latency voice AI pipelines, and developing RAG pipelines with rigorous quality