About Caravelo
At Caravelo , we are revolutionizing the travel industry with subscription-based solutions that help airlines and travel companies unlock new revenue streams while enhancing customer loyalty. Our SaaS platform enables seamless subscription management, dynamic pricing, and automation , helping airlines transition from traditional ticket sales to more sustainable, customer-centric models.
With a team of passionate innovators, engineers, and industry experts , we are building the future of travel technology. Headquartered in Barcelona , we operate globally, partnering with some of the world’s leading airlines to drive digital transformation and create frictionless, modern travel experiences .
The mission
We're looking for a Full Stack Developer who is analytical, results-driven, and grounded in Java backend development. Your center of gravity will be the backend: designing, building and maintaining the robust, scalable systems that power our SaaS platform in a high-transaction fintech and traveltech environment. That said, this isn't a purely backend role.



You don't need to be a frontend expert, but you need to be sharp enough to pick up a ticket that touches the UI, lean on AI to vibe-code your way through the Vue side of it, and get it done properly rather than handing it off. Most of your work will be backend; some of it won't be, and you should be able to move between the two without friction.
Duties and responsibilities
Architecture and APIs
- Design, develop and maintain scalable backend systems using Java
- Build and evolve public and internal APIs, applying best practices in API security and data handling to meet stringent compliance requirements
- Apply Hexagonal Architecture principles to keep systems modular, maintainable and testable

Data and performance
- Work across relational and non-relational databases, including Couchbase, to design efficient, high-availability data models and queries for high-transaction workloads
- Proactively identi

📌 Full Stack Developer (Barcelona)
🏢 Caravelo
📍 Barcelona