Backend Fullstack Developer Java Jobs in Spain

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Senior Node.js Backend Engineer: Lead & Scale Systems

A leading on-demand services company in Barcelona is looking for a Backend Staff Engineer to lead technical standards and mentor developers. The ideal candidate will have over 10 years of backend engineering experience with Node.js and a strong foundation in programming fundamentals. Responsibilities include ove ...

Python Backend Engineer | FastAPI/Django/Flask – Madrid

A leading AI solutions provider in Madrid is seeking a Python Software Development Engineer to ensure the robustness and performance of backend systems. You will assist in creating back-end components, manage database schemas, and participate in code reviews. The ideal candidate has experience with Python and Fa ...

Backend Engineer (Python) – Cloud Health Data Platform

A healthcare data collaboration platform is seeking a Backend Engineer to design and build scalable services in a cloud-native environment. Located in Barcelona, this role involves developing Python-based systems with a strong focus on performance, security, and reliability. Ideal candidates will have a bachelor ...

Principal Backend Engineer Remote Work | REF#285736

Overview Join to apply for the Principal Backend Engineer - Remote Work | REF# role at BairesDev . At BairesDev®, we’ve been leading technology projects for over 15 years. We deliver cutting-edge solutions to giants like Google and innovative startups in Silicon Valley. Our 4,000 ...

Backend Python Engineer: IA Generativa & GCP | Remote

Apiux Tech busca un Desarrollador/a Backend con experiencia en Python y Flask para un proyecto en Madrid, con opción de trabajo remoto. Se requiere un mínimo de 3 años de experiencia en desarrollo backend y conocimientos en Google Cloud Platform. Se ofrece contrato indefinido, 23 días de vacaciones al año, y for ...

Senior Software Engineer Backend D/F/M

Overview Personio's intelligent HR platform helps small and medium-sized organizations unlock the power of people by making complicated, time-consuming tasks simple and efficient. Our team of 1,500 Personios is building user-friendly products that delight our 15,000+ customers and their 1.5 million emp ...

Backend Software Engineer (.NET) Híbrido Madrid, Spain

En EPAM NEORIS, creemos que la transformación empieza por las personas. Hoy, como parte de EPAM, ampliamos nuestro alcance global y nuestras capacidades, pero mantenemos lo más importante: una cultura donde cada persona puede crecer, aportar y ser protagonista. No buscamos solo cubrir puestos. Buscamos incorp ...

Hybrid AI Driven Backend Engineer (Node.js & C++)

arsys EN in Valencia is looking for an AI-Driven Software Engineer proficient in Node.js and C++. The successful candidate will be responsible for developing backend components, refining code, and utilizing AI tools to enhance productivity in a collaborative, international team. This role offers a hybrid work mo ...

Hybrid AI Driven Backend Engineer (Node.js & C++)

arsys EN is seeking an AI-Driven Software Engineer proficient in Node.js and C++. This role involves developing high-performance backend components and leveraging AI tools to enhance productivity. Candidates should have strong English communication skills, experience in Linux environments, and a focus on quality ...

Arquitecto de Soluciones Backend | Transformación e Impacto

Mapfre busca un Arquitecto de soluciones en Madrid para liderar y optimizar arquitecturas de integración en su ecosistema tecnológico. Se requieren 5 años de experiencia en soluciones, competencia en Java y arquitecturas basadas en eventos. La posición ofrece un entorno dinámico con horarios flexibles y teletrab ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Senior Backend Engineer (Remote) Scalable IoT Platform

HiveMQ in Spain is seeking a skilled software engineer to architect and maintain their platform for global IoT deployments. Key responsibilities include developing high-quality, self-healing software, enhancing system scalability and availability, and utilizing modern tools like AI. Candidates should have at lea ...

Staff Engineer LiveOps Backend (C#) | Hybrid Barcelona

A leading video game company is seeking a Staff Engineer for its Monopoly GO! team in Barcelona. This role requires a strong background in C# development, system design, and performance optimization. You will design and maintain systems that support game operations, collaborate with diverse teams, and drive engi ...

Senior Backend Engineer Python, APIs & Scale (Remote)

A tech-driven services marketplace is seeking a Senior Backend Engineer in Spain for a fully remote role. The position emphasizes innovation and problem-solving within a small, agile team. Candidates should have 5+ years of Python experience, proficiency in API development, and knowledge of Docker. Responsibilit ...

Hybrid Backend Engineer (Python) – Kubernetes & AWS, Barcelona

A healthcare technology company in Barcelona is seeking a Backend Engineer to design and build scalable backend services using Python, Kubernetes, and AWS. This role offers the chance to impact healthcare technology by focusing on robust architecture and deploying solutions in a cloud-native environment. Candida ...

Senior .NET Backend Engineer – Gaming, Azure & MongoDB

Descripción del puesto / FuncionesEn Pasiona buscamos un/a Descripción del puesto / FuncionesEn Pasiona buscamos un/a Senior .NET Developer con sólida experiencia en desarrollo backend para incorporarse a un importante cliente del sector gaming.Te unirás a un equipo té ...

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    Backend Fullstack Developer Java Jobs in Spain Job Search Guide, Trends and Insights