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AI Engineer

AI Partners
Paris, Île-de-France, France
Full-time
AI tools:
LangChain
Applications go directly to the hiring team

Full Description

AI Engineer (Mid-level & Senior) – Paris

Location: Paris (on-site)

Start date: ASAP

Experience: Mid-level (2–3 years) / Senior (4–5+ years)

About AI Partners

AI Partners is an AI-native company. We do not consult on AI from the outside — we build it, deploy it, and scale it inside the largest enterprises in France and Europe.

Our teams work on the most advanced agentic systems currently in production: multi-agent architectures, real-time orchestration, generative workflows embedded in live business processes.

We move fast, we work on what matters, and we are at the frontier of what enterprise AI can actually do today.

Our clients include L'Oréal, Bouygues Group, Club Med, Perfetti Van Melle, and Schmidt Groupe.

The role

We are hiring AI Engineers to build and deploy AI systems for our clients.

You will work on real use cases across marketing, operations, and internal workflows, with a strong focus on agentic architectures and production delivery.

What you'll do

* Design and deploy RAG pipelines (structured extraction, chunking, embeddings, retrieval)

* Build AI agents using LangChain, LangGraph, and n8n

* Integrate external tools and MCPs into agent workflows

* Design multi-agent systems and orchestrate complex workflows

* Implement evaluation systems (LLM-as-a-judge, monitoring, metrics)

* Write clean, modular Python code and deliver production-ready systems

Mid-level profile (2–3 years)

* 2 to 3 years of experience in software development

* Strong foundations in Python and software development practices (architecture, versioning, code review)

* Solid understanding of LLMs, APIs, and core ML concepts

* Hands-on experience with agentic or generative AI systems (RAG, agents, orchestration)

* Ability to take ownership and ship

Senior profile (4–5+ years)

* 4 to 5+ years of experience in software development, with a strong focus on AI systems

* Proven track record building and deploying AI systems in production

* Deep expertise in agentic and generative AI architectures: RAG, agents, distributed workflows

* Ability to design end-to-end architectures and deliver independently

* Experience on technically complex, high-stakes projects

For both profiles

* Graduate from a top French or European engineering school (École Polytechnique, CentraleSupélec, Mines ParisTech, ENS, EPFL, ETH Zürich, or equivalent)

* Strong problem-solving mindset

* Ability to move from idea to working system

* Genuine interest in real-world applications, beyond experimentation

* Experience with cloud infrastructure: GCP, Azure, or AWS

Why join

You will work on agentic AI systems that are genuinely at the frontier — not prototypes, not demos, but production systems running inside some of the most demanding organizations in Europe.

You will have real ownership from day one, a direct line to the most innovative use cases on the market, and a team that lives and breathes AI every day.

If you want to build the future of enterprise AI rather than talk about it, this is where you belong.

Apply

Send your CV to [email protected]

Applications go to the hiring team directly