AI Engineer — Backend & LLM Pipelines (Hybrid)

CORUS Consulting; Barcelona; Hybrid; EUR 55,000 - 90,000; Full time

Job summary

CORUS is seeking an AI Engineer to join our Barcelona-based team on an international insurance project. You will design and own Python/FastAPI backend services, implement AI agent workflows, and integrate LLM capabilities into product features.

You will work on REST APIs, microservices architecture, and cloud deployments (Azure/AWS), with a focus on delivering robust, scalable software in English across the organization. Barcelona location requires 1 day per week in the office.

Qualifications

• 2-4 years of professional backend experience, with production code knowledge.
• Strong Python; design service architectures and readable code.
• Solid understanding of REST APIs, microservices patterns, GIT workflows and Docker.
• Experience with Azure or AWS as a cloud provider.
• Fluent English (C1); all documentation and communication in English.

Responsibilities

• Design, build and own Python/FastAPI backend services and REST APIs, from first commit to production.
• Implement AI agent workflows that run inside real insurance processes.
• Integrate LLM capabilities into application features, including RAG pipelines, tool-calling agents and multi-agent systems.
• Connect and maintain integrations with internal and external data sources and third-party APIs.
• Take end-to-end ownership of features: scope, build, ship and fix.
• Contribute to architecture decisions; your input matters.

Skills

Python

REST APIs

Microservices

GIT workflows

Docker

Cloud (Azure/AWS)

English (C1)

Job description

CORUS is seeking an AI Engineer to join our Barcelona-based team on an international insurance project. You will design and own Python/FastAPI backend services, implement AI agent workflows, and integrate LLM capabilities into product features.

You will work on REST APIs, microservices architecture, and cloud deployments (Azure/AWS), with a focus on delivering robust, scalable software in English across the organization. Barcelona location requires 1 day per week in the office.