We are an international technology scale-up in a strong growth phase, building our own product with a strong focus on Artificial Intelligence, Data and Automation.

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Our mission is to transform the way people invest in Real Estate by combining AI, advanced analytics and technology. Operating across multiple international markets, we are entering a key stage of growth where Artificial Intelligence will become a core pillar of both our product and engineering strategy.
What will you do?
We’re looking for a Senior Fullstack Engineer who thinks like an owner, not a ticket-taker. This is a cross-functional role: you’ll work on complex projects across multiple teams with a high level of autonomy, taking ideas from a high-level problem statement through to production. You’ll have the experience to design and defend backend architecture, along with the product mindset to understand why we’re building something, not just what we’re building.




This is a hands-on role where you’ll have a meaningful impact on both the product and the engineering team. You’ll help raise the technical bar and contribute to improving how we build, including the use of AI-assisted workflows and internal tools that help the team work more efficiently.
Key responsibilities:
- Own features end-to-end: from architectural decision to production, including the trade-offs, the edge cases, and the follow-through.
- Design and defend backend architecture: event-driven systems on AWS, built to be resilient, cost-aware, and scalable.
- Contribute across the frontend in our React / Next.js ecosystem when the work calls for it.
- Build our AI-augmented development practice, not by asking an AI to "write this feature," but by understanding the full development loop and building the internal agents, tooling, and workflows that make the whole team faster.
- Raise the bar for the en

📌 Senior Full Stack Engineer (Madrid)
🏢 Prophero
📍 Madrid