AI Engineer

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

At CORUS , an ALTEN company, we are looking for an AI Engineer to join our team for an international insurance project.

Location: Barcelona (1 day per week at the office).

You will:

• 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: you scope, build, ship and fix.
• Contribute to architecture decisions, your opinion matters here.

You should have:

• 2-4 years of professional experience building backend services. You have shipped production code and know what maintaining it means.
• Strong Python: you design service architectures, handle errors properly, and write code other people can read.
• Solid understanding of REST APIs, microservices patterns, GIT workflows and docker.
• Experience with at least one major cloud provider (Azure or AWS).
• Fluent English (C1). All documentation, code reviews and stakeholder communication is in English.

What do we offer:

Flexible remuneration and a personalized training plan.

People-focused team.

Dynamic work environment, with real possibilities for professional growth.

International projects of high technological value.

At CORUS we are very conscious of the importance of respecting diversity. No one will be excluded from this call for applications on the grounds of race, colour, age, sex, marital status, ideology, political opinions, nationality, religion, sexual orientation and/or any other personal, physical or social condition. This process is aimed at choosing the best professionals through a selection process based exclusively on merit and skills.