Why Keyrus, Why NowAI does not transform businesses. Architected intelligence does.

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For more than 30 years, we have been building the data foundations that make intelligent systems work — designing the Operating System of the intelligent enterprise, where intelligence is embedded into the core of business processes to create sustainable value:
we operationalise intelligence.
AI does not replace humans. It repositions us to a place no system can follow: understanding, deciding, designing, and creating.
At Keyrus, you will not just develop skills — you will develop judgment. Your expertise sharpens with every system you architect, every client challenge you solve, and every deployment that compounds on the last.
Role DetailsJob location: Portugal or Spain (Remote model)
Contract type: Employee / Contractor B2B
Target start date: Jan 2027
Working hours: Full-time
Compensation:



€45k to €70k gross per year / €300 - €400 day
What You'll ArchitectAs an AI / GenAI Engineer, you will help organisations transform complexity into measurable outcomes by combining technology, data, intelligence, and human decision-making.
This role is both technical and consultative, perfect for someone who can combine hands-on development, solution design, and delivery of AI-powered solutions. We’re looking for professionals who think like architects and act like builders.
Key Responsibilities
- Design, develop and deploy Generative AI solutions using AWS AI services and modern LLM frameworks
- Build and optimise RAG (Retrieval Augmented Generation) pipelines, including chunking strategies, hybrid retrieval approaches and metadata filtering
- Develop AI applications using Python and AWS SDK (Boto3) to integrate with cloud-native services
- Implement and manage Amazon OpenSearch for semantic search and knowledge retrieval use cases
- Creat

📌 AI Engineer (Alcobendas)
🏢 Keyrus
📍 Alcobendas