Krell Consulting & Training, S.L.
Backend Developer
Senior backend developer at IT consultancy Krell, building Java 17+/Spring Boot microservices with Apache Kafka, event-driven and hexagonal architecture, plus testing and CI. 100% remote role open to candidates residing in specified Spanish provinces; seniority expected (5+ years), salary negotiable.
- Compensation
- Not disclosed
- Location
- Sevilla, Spain
- Work setup
- Not specified
- Seniority
- Not specified
- Employment
- Not specified
- Experience
- Not specified
- Category
- Backend
- Posted
Skills
Must have
- More than 5 years of backend development experience
- Solid experience with Java 17 or higher
- Mastery of Spring Boot and the Spring ecosystem
- Demonstrable experience in microservices architectures
- Practical knowledge of Apache Kafka
- Experience with event-driven architectures
- Knowledge and application of hexagonal architecture
- Experience working in cloud environments, preferably AWS
- Testing best practices, code quality and continuous integration
- English C1, spoken and written
- Technical autonomy and analytical capability
- Residence in one of the allowed locations (Spanish provinces/regions listed)
Nice to have
- Experience in high-availability architectures and critical systems
- Knowledge of Domain-Driven Design (DDD)
- Experience with CQRS
- Docker and Kubernetes
- Experience in banking, fintech or insurance
- Knowledge of observability, tracing and monitoring
- Experience in complex distributed architectures
Full description
Buscamos un desarrollador backend con experiencia en Java y microservicios para unirse a nuestro equipo y abordar proyectos desafiantes.