AI Engineer – Generative AI & Azure

About the role

We are looking for an AI Engineer to join an international AI programme based in Barcelona . In this role, you will contribute to the design, development, and deployment of AI solutions within a Microsoft / Azure environment , with a strong focus on Generative AI , LLMs , Retrieval-Augmented Generation (RAG) , and production-ready backend systems . You will work on scalable AI applications and APIs , integrating advanced AI capabilities into real production environments while ensuring performance, reliability, security, and maintainability .

You will collaborate closely with Data Scientists, AI Engineers, and Frontend Developers to transform business requirements into robust AI solutions . If you enjoy building AI products with Azure, LLMs, RAG, APIs, and cloud-native services , this could be a great fit.

What you'll do

- Design and develop
- scalable backend systems and APIs
- to support
- AI-powered solutions Build and optimise
- cloud-based AI applications
- within the
- Microsoft Azure ecosystem Integrate advanced AI capabilities such as
- Retrieval-Augmented Generation (RAG) ,
- Large Language Models (LLMs) ,
- speech-to-text , and other
- AI models
- into
- production environments Work with
- Azure services
- such as
- Azure Functions, App Services, Cosmos DB, and Azure Key Vault Contribute to the
- deployment and integration of AI models
- into reliable and scalable
- backend architectures Collaborate with
- Data Scientists, AI Engineers, and Frontend Developers
- to ensure seamless
- end-to-end integration of AI solutions Monitor
- system performance , troubleshoot
- technical issues ,



and resolve problems related to
- backend services
- and
- AI model deployments Help ensure
- high availability, reliability, security, and performance
- of
- AI applications in production Apply
- prompt engineering techniques
- and contribute to the continuous improvement of
- Generative AI solutions Stay up to date with developments across the
- Generative AI and LLM ecosystem
- and identify opportunities to apply
- emerging technologies

Must Have
- Professional experience developing AI solutions
- Hands-on experience with Generative AI and Large Language Models
- Experience designing or developing backend systems and APIs for AI applications
- Experience working with Microsoft Azure in cloud-based environments
- Knowledge of Retrieval-Augmented Generation (RAG) architectures and AI model integration
- Experience bringing AI solutions or models into production environments
- Understanding of prompt engineering concepts and Generative AI best practices
- Strong problem-solving and troubleshooting skills
- Ability to work collaboratively with cross-functional technical teams
- Fluent or high-level English

Nice to Have
- Experience with Azure Functions
- Experience with Azure App Services
- Experience with Cosmos DB
- Experience with Azure Key Vault




- Experience integrating speech-to-text solutions
- Experience designing and implementing Intelligent Document Processing (IDP) solutions
- Experience applying LLMs to document processing and information extraction use cases
- Knowledge of monitoring, reliability, and optimisation of AI services in production

Hybrid model

2 days onsite per week

Why join this project?

People first

— diverse and inclusive culture in an international environment . Work on real production AI solutions within the axapartners.ai programme Build applications using Generative AI, LLMs, RAG , and other advanced AI capabilities Gain hands‐on exposure to Microsoft Azure services and cloud-native AI architectures Contribute to scalable backend systems, APIs, AI model integrations, and production deployments Join an environment where AI innovation, continuous learning, ownership, and technical impact are highly valued High team stability and collaborative culture . €1200 per year training budget and continuous learning opportunities . Flexible compensation model . Private health insurance and benefits package . Adaptable working hours and hybrid model .

Wellhub : fitness, wellness, and mental health support. Football and paddle tennis teams sponsored by Capitole . Team buildings, global events, and strong tech communities .

Information Security Notice The employee will have access to confidential information related to Capitole and the assigned project. Compliance with internal security and information protection policies is mandatory.

AI Engineer – Generative AI & Azure • Madrid, Spain

📌 Ai Engineer – Generative Ai & Azure (Madrid)
🏢 Capitole
📍 Madrid