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

Frontiers Media SA is seeking a Senior Full-Stack Engineer with a backend lean to join the RTM team. You will own complex backend systems, lead end-to-end features, and drive production reliability for a distributed .NET/Vue/Nuxt platform.You will mentor peers, shape architecture, and ensure scalable, high-performance experiences for researchers worldwide....

AD4 Octógono busca un/a Senior Java Backend Developer para unirse a un proyecto tecnológico donde la experiencia en Java moderno, programación concurrente y servicios distribuidos serán clave. El candidato debe dominar Spring Boot, Reactive Programming, gRPC y AWS, y tener al menos 8 años de experiencia, con inglés C1 obligatorio, para evolucionar...

rindus Technology S.L. seeks a skilled Java Software Engineer to join a distributed team supporting our partner’s e-commerce division in Europe. You will contribute to implementing user stories, ensure quality with automated tests, and build deployment pipelines. You will collaborate with product owners, requirement engineers, and business stakeholders to...

Marfeel is a publishing intelligence platform that helps publishers turn data into action. Our international team, headquartered in Barcelona, is growing as we build real-time dashboards and scalable services for millions of users. We are looking for a Java Developer to join a small, high-ownership engineering team focusing on new product initiatives, while...

UST España & Latam busca un/a Java Developer Backend para colaborar con uno de sus principales clientes del sector bancario. Requisitos: experiencia backend con Java, Spring Boot, microservicios y APIs REST; conocimiento de Docker/OpenShift, Git y CI/CD; Angular para frontend y experiencia en entornos Cloud (AWS/Azure). Ofrecemos un paquete de beneficios...

W Hunt España está buscando un desarrollador con experiencia en Java, Spring Boot y Apache Spark, orientado a entornos Big Data y Cloud (Azure). El perfil se orienta al desarrollo backend y a la participación en proyectos de datos.Las funciones incluyen desarrollar soluciones en Java con Spring Boot y APIs REST, colaborar en infraestructuras en Azure,...

Bending Spoons is seeking a talented security-minded professional to help build one of Europe’s leading tech companies. You will work with small, high-performing teams focused on security, privacy, and robust systems while growing your career in a fast-paced, startup-like environment. The role offers flexible start dates, part-time options initially, and...

Lever, Inc. is seeking an Azure Cloud Engineer based in Spain to manage Azure-hosted environments, ensure reliability, security, and scalability for an enterprise SaaS portfolio. You will automate infrastructure with Terraform, maintain CI/CD pipelines via GitHub Actions, and support containerized apps, databases, and AI services across dev, staging, and...

Docplanner is hiring a Staff Engineer to set the technical direction for the Marketplace, guiding a large-scale migration from a PHP monolith to a monorepo with AI-assisted coding. You will own architecture, interfaces, and ensure the new platform serves multiple products with clean contracts. You will lead through AI-driven development, mentor engineers,...

Jobgether SRL is seeking a Technical Support Engineer based in Spain to own customer-impacting incidents from initial investigation through resolution, collaborating with developers, product teams and account managers. This remote-first role focuses on a cloud-commerce platform serving large service providers and distributors. You will diagnose issues using...

Adevinta's Kleinanzeigen unit in Barcelona seeks a Data Engineer (Analytics & Products) to design and build scalable data assets connecting high-traffic backends with user-focused analytics. You will own ingestion through Airflow, transformation with dbt on Databricks, and ensure data quality, observability, and cost-conscious modelling. Strong SQL, Python,...

Talan Spain is seeking a Data Engineer to help us build and scale our modern data platform. You will work closely with the Central Platform Team to implement the Databricks engineering framework and establish reusable development patterns. The role requires strong PySpark, SQL, and Python, experience with Databricks, VS Code, Git/GitHub, and a proactive,...

Alan is hiring across Europe, including Spain, for a full-time engineering role. The team builds infrastructure, interfaces, and applications to deliver high-quality service to members and health professionals. The role emphasizes ownership, fast delivery, and privacy-by-design. We value developers who focus on experience, collaboration, and AI-augmented...

Lever, Inc., on behalf of a partner company, is seeking a Backend Engineer, PHP based in Spain to design, build and scale backend services within a large microservices ecosystem. You will own features end-to-end and contribute to architectural decisions in a fast-moving environment.You’ll work closely with frontend, mobile, design, data and platform...

Talan is seeking a skilled Data Engineer to help build and scale a modern data platform using Databricks. You will drive reusable development patterns and contribute to the core data codebase under the guidance of the Central Platform Team. Remote-friendly role with full-time hours in the Spain time zone (CET/CEST) for a 9-month fixed-term contract. Strong...

Lever, Inc. is seeking a Technical Support Engineer based in Spain. This remote-first role focuses on maintaining a cloud-commerce platform for large service providers. You will own customer-impacting incidents from investigation to resolution, working with developers, product teams, and account managers. The position requires 3+ years in technical/support...

UST España & Latam is seeking a Senior DevOps Engineer to design and operate auditable DevOps platforms for a UK financial services client. The role emphasizes balancing innovation with risk management in a highly regulated environment. The position offers 100% remote work for candidates based in Spain, with English proficiency required and Spanish...

Astrafy is seeking a data-savvy BI professional to shape dashboards and data models on Looker, using BigQuery and dbt. You will translate business needs into effective analytics, collaborate with stakeholders, and publish insights that guide decision-making.The role emphasizes usability, scalability, and clear data presentation. You will contribute to...

Serem busca incorporar un/a Senior Programmer Kafka para un importante cliente ubicado en Madrid. Requerimos experiencia avanzada en Kafka, microservicios y Java, con enfoque en Spring Boot, programación funcional y pruebas.La modalidad es remoto con reuniones puntuales en el cliente; se contemplan guardias cada 3-4 meses, con duración de una semana....

Neo4j is seeking a Senior Software Engineer to shape the core analytics of GraphAware Hume, our graph-powered analytics platform. You will build secure, scalable backend APIs and collaborate with a global team. The ideal candidate has 8+ years of backend experience, fluency in Java, and expertise in Spring, DDD, and TDD. Familiarity with Docker, CI/CD,...