Staff Backend AI Engineer - Production AI Systems

Qonto; Paris; Remote; EUR 120,000 - 180,000; Full time

Job summary

Qonto is hiring a Staff Applied AI Engineer, Backend, to build production AI systems and empower AI-driven compliance workflows. You will own projects end to end from discovery to production, design robust backend foundations, and ensure measurable AI behaviour and performance in a regulated fintech environment.

You’ll collaborate with AFC stakeholders, iterate quickly, and raise the team’s capability in production agentic systems while maintaining reliability, observability, and security.

Qualifications

• Production AI experience: shipped AI agent or agentic workflow used by real users with orchestration and failure handling.
• Strong backend engineering: solid system-design across APIs, databases, reliability, observability.
• Staff-level autonomy and judgement: make decisions independently with clear trade-offs.
• Product and stakeholder thinking: turn ambiguous pain into valuable solutions without a PM.
• End-to-end ownership: discover, build, ship, operate and improve systems.

Responsibilities

• Build production AI systems and orchestrate models and tools.
• Own projects end to end from discovery to production.
• Design robust backend foundations: services, APIs, databases, integrations.
• Make AI behaviour measurable with evaluation, observability and fallbacks.
• Deliver measurable operational value by expanding automation across AFC workflows.
• Shape the team’s technical direction and raise production capability.

Skills

Production AI

Backend engineering

Staff autonomy

Product thinking

End-to-end ownership

Learning agility

Pragmatic tech choices

Python

Tools

Python

Job description

Qonto is hiring a Staff Applied AI Engineer, Backend, to build production AI systems and empower AI-driven compliance workflows. You will own projects end to end from discovery to production, design robust backend foundations, and ensure measurable AI behaviour and performance in a regulated fintech environment.

You’ll collaborate with AFC stakeholders, iterate quickly, and raise the team’s capability in production agentic systems while maintaining reliability, observability, and security.