Madrid
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Backend Developer (Kotlin/Java) ONLY SPAIN
Descripción
Infoser NT is looking for a Backend Developer (Kotlin/Java) to join an agile, innovation-driven team building advanced recommender systems for a digital car configurator platform. Only Spain residents.
What You’ll Do
- Design, develop, and maintain scalable backend services.
- Contribute across the full development lifecycle: design, implementation, deployment, and operations.
- Build and improve high-performance recommender systems.
- Ensure reliability, performance, and security of backend solutions.
- Collaborate with cross-functional teams (product, frontend, data, DevOps).
- Participate in agile ceremonies and contribute to technical decisions.
- Work with CI/CD pipelines and containerized environments.
Requisitos mínimos
Requirements
- Strong experience with Java and/or Kotlin.
- Solid knowledge of backend development, APIs, and software architecture.
- Experience with CI/CD (GitHub Actions), Docker, Kubernetes, and PostgreSQL.
- Familiarity with agile methodologies and tools like Jira/Confluence.
- Good understanding of testing, deployment, and system reliability.
- Fluent English.
- Based in Spain.
Nice to Have
- Experience with recommender systems or personalization engines.
- Knowledge of microservices and cloud-native architectures.
- Exposure to observability and monitoring practices.
What We Offer
- Full-time role in a modern, agile environment.
- Opportunity to work on impactful, data-driven products.
- Collaborative culture with cutting-edge technologies.
- Remote-friendly setup within Spain.
