> Markdown version of [/jobs/ext/1494457-backend-developer-java](https://www.wearedevelopers.com/jobs/ext/1494457-backend-developer-java). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Backend Developer Java - **Company:** Alten - **Location:** Spain - **Salary:** €55,000.0 - €85,000.0 - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Databases, PostgreSQL, OpenShift, ReactJS, Spring-boot, Backend, Cassandra, Restful APIs, Docker, Microservices - **Published:** July 30, 2026 - **Apply:** https://www.jobleads.com/es/job/eaa7875d48fb49366c3b635dda1d1a9cd ## About the Role Se requiere al menos 4 años de experiencia en backend Java, conocimiento de Spring Boot, microservicios y experiencia con bases de datos como PostgreSQL o Cassandra. Formación continua y entorno multinacional. ## Description ALTEN busca un Backend Developer Java - Microservicios para diseñar, desarrollar y mantener servicios backend con Java y Spring Boot. Trabajarás con APIs REST, Docker y OpenShift, y colaborarás con equipos frontend que usan React para una integración fluida. ## Related Videos - [Back(end) to the Future: Embracing the continuous Evolution of Infrastructure and Code](https://www.wearedevelopers.com/videos/440-back-end-to-the-future-embracing-the-continuous-evolution-of-infrastructure-and-code) - [Developing the Backend with Stefan Lingler, CTO at Shpock](https://www.wearedevelopers.com/videos/100360-developing-the-backend-with-stefan-lingler-cto-at-shpock) - [Watch Tests Go Brrrr! : Getting Started with Cypress in ReactJS](https://www.wearedevelopers.com/videos/282-watch-tests-go-brrrr-getting-started-with-cypress-in-reactjs) - [Docker Compose: Rediscovered](https://www.wearedevelopers.com/videos/1978-docker-compose-rediscovered) - [Meet Your New BFF: Backend to Frontend without the Duct Tape](https://www.wearedevelopers.com/videos/682-meet-your-new-bff-backend-to-frontend-without-the-duct-tape) - [Our journey with Spring Boot in a microservice architecture](https://www.wearedevelopers.com/videos/511-our-journey-with-spring-boot-in-a-microservice-architecture) ## Related Articles - [20 Essential Tools For Backend Development](https://www.wearedevelopers.com/magazine/218-20-essential-tools-for-backend-development) - [The 7 Most Popular Backend Frameworks for Developers](https://www.wearedevelopers.com/magazine/403-the-7-most-popular-backend-frameworks-for-developers) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [What’s the Difference Between Frontend and Backend Development?](https://www.wearedevelopers.com/magazine/240-what-s-the-difference-between-frontend-and-backend-development) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [7 Most Popular Web Developer Jobs in Europe](https://www.wearedevelopers.com/magazine/163-7-most-popular-web-developer-jobs-in-europe)