Empleos de remote java backend engineer ai-driven microservices en Madrid

Spendesk seeks a Backend Software Engineer (IC3) to join the AI & Data Products squad in Barcelona, with a hybrid work setup. You will design, build, and operate backend services powering AI-native features, turning predictive logic into reliable product experiences and exposing them via clean APIs.You will collaborate with ML engineers and product teams to...

AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards. WHY JOIN US If you're looking for a place to grow, make an...

Alignerr is seeking a skilled Ruby Software Engineer to design, implement, and optimize backend services and APIs in a fully remote, hourly contract role. You will work on AI training data pipelines and production-grade code, collaborating asynchronously with researchers and engineers across time zones. The position emphasizes strong Ruby expertise,...

Talan Group is seeking an experienced Java Developer (Big Data) to join a senior technical team focused on backend development in a regulated financial environment. The role involves working with large data-intensive platforms, contributing to microservices architectures, and collaborating in CI/CD pipelines. Ideal candidates will have a strong background in...

Wizeline, a global AI-native technology solutions provider, is seeking a skilled engineer to maintain and extend ETL pipelines and build REST microservices in a data-driven environment in Barcelona. The role involves designing BigQuery schemas, optimizing queries, and working with AI-powered tooling to monitor infrastructure. Fluency in Spanish and English...

Magellan Partners is seeking a Web Development & DevOps Engineer to design, develop, deploy, and maintain scalable web applications in a consulting setting. You will work across frontend (Angular/TypeScript/HTML/CSS) and backend (Node.js/Java/Spring Boot) stacks, with databases like SQL Server and MongoDB, and integrate Gemini CLI AI tools. You will...

Senior Backend Engineer (Java & Microservicios)Impulsa la arquitectura backend del futuro con Java y sistemas distribuidos En Initium Software conectamos al mejor talento técnico con los proyectos más desafiantes e innovadores del mercado. No somos una consultora tradicional; somos socios estratégicos que creemos en el impacto real a través de la...

Backend Developer (Java / Spring Boot / AWS) - Assisted Channels Spain | Hybrid in Madrid, Barcelona, Málaga or Logroño | Remote in the rest of the country Full-time About The Role We are looking for experienced Backend Developers specialized in Java and Spring Boot, with strong expertise in microservices architectures and cloud-native development in AWS...

UST está buscando un desarrollador backend AI para un proyecto orientado a modernización de aplicaciones empresariales y automatización del desarrollo con IA. El candidato trabajará en backend Java Enterprise, migración de sistemas legacy y modernización, usando herramientas IA como Copilot y Devin AI.Se ofrece trabajo 100% remoto para España y un...

SIX Swiss Exchange in Madrid is seeking a Backend Engineer to design, develop, and maintain robust backend services and REST APIs using Java, Spring, and Spring Boot. You will work with Kafka for event-driven architectures, run on WildFly, and collaborate on scalable, reliable systems that power critical business processes. Hybrid work up to 40% from home,...

Compañía consolidada del sector servicios, actualmente inmersa en un proceso de transformación digital, busca incorporar talento técnico para impulsar su estrategia de inteligencia artificial.El rolIncorporamos un/a Senior Backend AI Engineer para construir e integrar funcionalidades de IA en productos que ya están en producción y, cuando sea...

Merkle in Barcelona, Spain is seeking a Junior Java Software Engineer to design and implement Java backend applications using test-driven development.You will ensure code quality, participate in all development phases, and deliver business value each sprint by translating high-level requirements into technical design. The role requires collaboration,...

Vic.ai in Madrid, Spain, is seeking a Senior Backend Engineer to own the integration platform that connects our customers' ERP systems to Vic.ai and push results back at scale. We’ll build and operate backend services with TypeScript/Node.js, Elixir/Phoenix, and Python, deployed on AWS, focusing on reliability and performance for a high-scale AI...

Merkle, a dentsu company, is hiring a Junior Java Software Engineer Community (Spain) in Barcelona. You will join agile teams delivering Java backend applications with strong emphasis on code quality and test-driven development.Ideal candidates hold a software engineering degree, have 1+ years Java experience, and can work in English. The role supports...

New Relic is seeking a backend engineer to design, build, and operate JVM-based microservices (Java/Kotlin) powering massive telemetry pipelines and observability features. You will own services end-to-end, implement asynchronous patterns, and contribute to a scalable, resilient platform used by engineers globally. The role emphasizes strong collaboration,...

TECDATA ENGINEERING busca profesionales con sólida experiencia en desarrollo backend con Java, acostumbrados a trabajar con microservicios y entornos de alta exigencia técnica.El rol requiere dominio de Java y Spring Boot, así como experiencia con PostgreSQL, MongoDB y sistemas de mensajería como Kafka o RabbitMQ; se valoran prácticas deDDD, SDD y...

CrowdFarming® es el principal mercado tecnológico europeo de agricultor a consumidor. Estamos construyendo toda la tecnología y la logística para que los consumidores puedan acceder al mayor catálogo de agricultores ecológicos y regenerativos. Nuestra visión es construir la cadena de suministro de alimentos más sostenible para que los agricultores...

We are hiring for one of our clients, seeking a Backend Engineer to work on a full-time basis. The role involves designing, building, and maintaining scalable backend systems to support high-traffic applications. You will collaborate with cross-functional teams to deliver robust solutions that meet performance and reliability requirements.Key...

Wizeline in Barcelona seeks a senior software engineer to design and deliver scalable translation platforms using Java and Spring Boot. You will build RESTful APIs, microservices, and event-driven pipelines with Kafka, enabling AI-powered translation workflows across enterprise content systems. You will collaborate with AI/LLM providers, maintain production...

Moffatt & Nichol is seeking a Medior Backend Software Engineer to join our Valencia or Algeciras office. You will design, develop and maintain Java Spring Boot microservices, build RESTful APIs, and work with Kafka, MongoDB and Redis in a cloud-based environment. Collaborating with Product Managers, UX/UI designers, and other developers, you will deliver...