This is a highly technical role for an engineer who goes beyond frameworks and tools, with a strong understanding of distributed architectures, asynchronous messaging, low-latency systems java reactive programming (Vert.X, Rx Java) and software design principles. You will have real influence over architecture and engineering standards, working in lean teams and leveraging modern AI-assisted development tools.. What are we looking for? Architecture & High-Scale Systems: Design, build and evolve highly scalable microservices and distributed systems, ensuring reliability, maintainability and performance across mission-critical services. Deep Java Engineering: Bring strong expertise in Java, Spring Boot, Vert.X and Rx Java, with a solid understanding of modern functional programming approaches, concurrency and performance optimisation. Event-Driven & Asynchronous Architecture: Design and optimise asynchronous messaging and event-driven solutions using Apache Kafka, with particular attention to throughput, latency, resilience and system behaviour under scale. Technical Leadership: Influence architecture and engineering decisions across multiple initiatives,



defining design patterns, technical standards and engineering best practices while remaining strongly hands-on. Performance & Reliability: Analyse and improve system performance, identifying bottlenecks and designing solutions capable of supporting high-volume, low-latency environments. Cloud, Kubernetes & Data: Work with Azure or AWS, Kubernetes and modern data platforms, combining SQL and No SQL technologies such as Postgre SQL and Couchbase within distributed architectures. AI-Augmented Engineering: Incorporate modern Agentic AI and AI-assisted development tools such as Tabnine and Gemini into engineering workflows to improve developer productivity and support efficient, high-quality software delivery. What does our client offerr? Immediate start with a permanent contract. Remoto work model from Spain, 38-hour workweek, adaptable hours, and career development opportunities. 23 vacation days, health insurance, social benefits, remote work allowance, high-end laptop and acces #J-18808-Ljbffr

📌 Staff Engineer Java | Spring Boot, Kafka, Rxjava, Kafka (Remote,75-80k) (España)
🏢 THE BOARD | people & talent
📍 España