Senior Backend Developer
RDT·Zamudio, Spain
What they ask for
Have the right to work in Spain
RDT doesn't mention sponsorship in the ad.
Speak fluent Spanish
Listed as a requirement in the ad.
Work on-site in Zamudio
No relocation package mentioned.
Have 6+ years of experience
Senior-level role.
Pulled from the advert automatically — the full ad is what counts.
This job was published 5 months ago
About the role
We are looking for a Senior Backend Developer to join our software team!
We are developing a document management software focused on automating all the processes and documentation required for the development of complex industrial and energy projects.
What you'll do
💻 What you will do
Design and develop new backend features using Java 17/21 and Spring Boot 3.x.
Create robust and secure REST APIs, using Spring Security (OAuth2, JWT).
Manage PostgreSQL databases and apply migrations with Flyway or Liquibase.
Write unit tests (JUnit, Mockito) and apply best practices (SOLID, modular architecture).
Make technical decisions that shape the direction of the backend and the system architecture.
Nice to have
Experience with complex workflows, ERP integration, or S3/MinIO storage.
Knowledge of hexagonal architecture and auditable/traceable systems.
JVM performance optimization.
What you'll get
💡 What we offer
Work in a close-knit team with great energy 😄
Challenging projects where your opinion matters
Flexibility and learning opportunities
An environment that combines innovation with best practices
If you are looking for a place where your experience is valued, your ideas matter, and your code makes a difference, this is the right place for you.
Essential
🌟 What we are looking for
6+ years of experience in backend development.
3+ years with Spring Boot.
Participation in at least 2 medium-to-high complexity enterprise projects.
Experience leading backend technical decisions.
About the role
¡Buscamos un/a Desarrollador/a Backend Senior para nuestro equipo de software!
Estamos desarrollando un software de gestión documental enfocado en la automatización de todos los procesos y documentaciones necesarias para el desarrollo proyectos industriales y energéticos complejos.
What you'll do
💻 Qué harás
Diseñar y desarrollar nuevas funcionalidades del backend con Java 17/21 y Spring Boot 3.x.
Crear APIs REST robustas y seguras, con Spring Security (OAuth2, JWT).
Gestionar bases de datos PostgreSQL y aplicar migraciones con Flyway o Liquibase.
Escribir tests unitarios (JUnit, Mockito) y aplicar buenas prácticas (SOLID, arquitectura modular).
Tomar decisiones técnicas que marquen la dirección del backend y la arquitectura del sistema.
Nice to have
Experiencia en workflows complejos, integración con ERP o almacenamiento S3/MinIO.
Conocimiento de arquitectura hexagonal y sistemas auditables/trazables.
Optimización de rendimiento JVM.
What you'll get
💡 Lo que ofrecemos
Trabajar en un equipo cercano y con buena energía 😄
Proyectos desafiantes donde tu opinión cuenta
Flexibilidad y oportunidades de aprendizaje
Un entorno que combina innovación con buenas prácticas
Si buscas un lugar donde tu experiencia se valore, tus ideas importen y tu código marque la diferencia, este es tu sitio.
Imprescindible
🌟 Qué buscamos
6+ años de experiencia en desarrollo backend.
3+ años con Spring Boot.
Participación en al menos 2 proyectos enterprise de complejidad media-alta.
Experiencia liderando decisiones técnicas del backend.
You'll most likely need Spanish to apply.This job was automatically translated to English, .