Marosa is a leading FinTech company based in Vigo, specialising in tax technology. Our mission is to simplify global VAT compliance for multinational companies through powerful and user-centric software.

We are looking for a Senior Backend Engineer to join our growing engineering team. You will play a key role in designing, building, and scaling the backend systems that power our core products used by multinational clients.

What You Will Do:

- Design, develop, and maintain scalable backend services using Java and Spring Boot.
- Build and evolve RESTful APIs consumed by internal and external clients.
- Work on system architecture, performance, reliability, and security.
- Collaborate closely with frontend engineers, product managers, and designers to deliver end-to-end solutions.
- Write clean, maintainable, and well-tested code, and actively participate in code reviews.
- Contribute to deployment, monitoring, and troubleshooting in production environments.
- Help improve engineering standards, tooling, and backend best practices.
- Share knowledge and mentor other engineers as part of a strong engineering culture.

What We Are Looking For:

- Strong professional experience as a Backend or Fullstack Engineer, with a clear focus on backend development.
- Solid knowledge of Java,



Spring Boot, and backend architecture patterns.
- Experience designing and consuming REST APIs.
- Understanding of scalable systems, data consistency, and performance considerations.
- Ability to take ownership of backend components and deliver high-quality solutions autonomously.
- Strong communication skills and a collaborative mindset.
- Interest in continuous learning and improving both individual and team performance.

Bonus:

- Experience with Docker, CI/CD pipelines, or cloud-native environments.
- Exposure to distributed systems or microservices architectures.

Why Join Us?

- Build real-world FinTech products that solve complex problems for integral enterprises.
- Join a collaborative and ambitious team where your input will directly shape the product.
- Develop your skills through exposure to modern technologies and experienced colleagues.
- Thrive in a culture that values ownership, growth, and impact.
- Enjoy great perks, including a fully stocked kitchen with snacks and a Metropolitan gym membership.

If you are ready to work on products used by multinational companies, we would love to meet you!

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📌 Senior Backend Engineer (Vigo)
🏢 Marosa
📍 Vigo