Overview In this Java-focused role, you will build clean, scalable software within a collaborative team that values people and growth. You’ll work with modern Java technologies and Spring ecosystems to deliver high-quality solutions for clients. You’ll engage in agile practices, contribute to architectural decisions, and help advance AI-powered features. This position offers remote Spain work, ongoing training, and opportunities to mentor teammates and shape delivery. Compensaciones / Beneficios * Language classes * Budget for training * Welcome pack * Wellbeing pack * Versátil compensation * 2 days for technical events Responsabilidades * Hands-on work with the Spring ecosystem (Spring Boot, Spring Data, Spring Cloud) * Developing software with modern engineering approaches and agile methodologies * Participating in daily team activities and contributing to decision-making * Collaborating with other areas and growing teammates * Researching and promoting generative AI tools to optimize workflows and delivery cycles * Designing, building,



and consuming robust REST APIs using Spec-Driven Development * Implementing systems with microservices and hexagonal architecture and integrating vector databases for AI contexts * Working with SQL, PostgreSQL, MongoDB; using Kafka and RabbitMQ for messaging * Testing own developments using JUnit, Mockito, AssertJ, Karate * Communicating effectively in English Requisitos principales * Java 8+ * Spring Boot (expert/advanced) * Apache Kafka (advanced) * Java 17/21 experience * SQL, PostgreSQL, MongoDB * Kafka and RabbitMQ messaging * DDD, Event-Driven Architecture, MVC patterns * JUnit, Mockito, AssertJ, Karate testing * English communication skills * Experience with microservices and hexagonal architecture * REST API design and Spec-Driven Development * AI frameworks and agent integration familiarity * team player * advocate for best practices * effective communication * Spring Boot * Spring Data * Spring Cloud

📌 Java Developer | Remote in Spain (Barcelona)
🏢 Sngular
📍 Barcelona