back end developer

A multinational technology firm based in Barcelona is seeking a Senior Back-End Developer to design and build robust backend systems. You will utilize Node.Js and TypeScript while integrating AI-driven solutions in production environments. The ideal candidate has 5–7 years of experience, excellent communication and teamwork abilities, and must be...

Location: Madrid, Spain (Remote - Must live in Spain) - 1 day per month Es esencial asegurarse de que cumple con los requisitos como solicitante para este puesto; por favor, lea atentamente la información a continuación. Skills: Node.js, TDD, DDD & CI/CD Languages Required: Spanish (native/high level) & English (Professional) About the Role We're looking...

At Exalate, we're not just another tech company. We're at the forefront of creating innovative integration platforms, bridging the gap between diverse work management systems. RequirementsSeasoned Professional: 6+ years in software development, preferable with 3+ of those dedicated to 1 language you know in depth.Communication Pro: Stellar...

Join our expanding Mobility engineering team! We're actively recruiting a Senior Backend Engineer as M-KOPA Mobility, our fast-growing e-mobility business, which has a 3x year-on-year growth rate! Build the event-driven microservices that power clean, affordable transport for riders and entrepreneurs across Africa, with AI tools like Claude Code...

We are digital natives and technology-neutral thanks to our rapid adaptation capabilities and problem-solving skills in any business situation. To address these, we have high-performance teams and the ability to quickly and effectively combine technologies. We support our clients in their digital evolution to achieve maximum efficiency in their...

Our client, a cutting-edge technology firm, is seeking a highly skilled Senior Software Engineer (Backend) to join their fully remote engineering team. In this role, you will design, develop, and maintain scalable and robust backend systems that power their innovative products. We are looking for a proactive problem-solver with a strong understanding...

Role Description We are looking for a Senior Backend Developer to join our IT Digital Marketing team within the Digital Sales Hub in Barcelona. In this role, you will design, build, and continuously improve backend services, APIs, databases, and integrations that support our digital marketing and sales capabilities. You will develop scalable, secure, and...

WHO WE ARECreating content that resonates is great — turning that attention into growth is even better. Our AI-powered automations help creators and brands engage with audiences across Instagram, Messenger, WhatsApp, and TikTok — at the right moment, with the right message, minus the manual work.We're 400+ people across three continents behind the...

We are digital natives and technology-neutral thanks to our rapid adaptation capabilities and problem-solving skills in any business situation. To address these, we have high-performance teams and the ability to quickly and effectively combine technologies. We support our clients in their digital evolution to achieve maximum efficiency in their businesses,...

Our partner is looking for a Senior Backend Developer (Java/Spring Boot, Agentic LLMs) based in Spain. As a Senior Backend Developer, you will contribute to building and enhancing a high-performance technology platform serving the global business aviation industry. You will develop robust backend services and scalable applications using Java and Spring...

Ingeniero/a Senior Python + Inteligencia Artificial (IA)Modalidad: 100% remotoExperiencia: Mínimo 5 añosDescripción del puestoBuscamos un/a Ingeniero/a Senior Python + IA con mentalidad de producto y plataforma, capaz de combinar ingeniería de software backend con el desarrollo de soluciones basadas en Inteligencia Artificial Generativa y sistemas de...

Role DescriptionLas cualificaciones, habilidades y toda la experiencia relevante necesaria para este puesto se pueden encontrar en la descripción completa a continuación.You build the systems that actually make AI work in enterprise environments, not demos, not prototypes that stall after a pilot, but production agentic architectures running inside real...

En EL ESPAÑOL estamos buscando un Front-end Developer con gusto por el diseño para unirnos a nuestro equipo de narrativas visuales y ayudarnos a construir la próxima generación de formatos digitales.Trabajarás en un equipo multidisciplinar donde el código y el periodismo visual se dan la mano.¿Qué esperamos de ti?Implementarás experiencias con...

Seeking a remote Back-End Software Engineer with Java/Kotlin, Spring Boot, Kubernetes, and AWS experience for a full-time, permanent role. The position involves building cloud-native software in an Agile, DevOps environment.

Rechat is building the next generation of enterprise real estate technology. Our platform helps real estate professionals streamline the entire buying and selling journey by unifying data, marketing, and transaction workflows into one powerful system. We’re a product-driven company with a modern stack, a strong engineering culture, and a mission to...

Back-End Software EngineerCountry: SpainIT STARTS HERE Santander () is evolving from a global, high-impact brand into a technology-driven organization, and our people are at the heart of this journey.Aumente sus posibilidades de conseguir una entrevista leyendo la siguiente descripción general de este puesto antes de presentar su candidatura.Together, we...

Back-End Software EngineerCountry: SpainIT STARTS HERE Santander () is evolving from a global, high-impact brand into a technology-driven organization, and our people are at the heart of this journey.Aumente sus posibilidades de conseguir una entrevista leyendo la siguiente descripción general de este puesto antes de presentar su candidatura.Together, we...

Back-End Software EngineerCountry: SpainIT STARTS HERE Santander () is evolving from a global, high-impact brand into a technology-driven organization, and our people are at the heart of this journey.Aumente sus posibilidades de conseguir una entrevista leyendo la siguiente descripción general de este puesto antes de presentar su candidatura.Together, we...

Rechat is building the next generation of enterprise real estate technology. Our platform helps real estate professionals streamline the entire buying and selling journey by unifying data, marketing, and transaction workflows into one powerful system. We’re a product-driven company with a modern stack, a strong engineering culture, and a mission to...

Babel es una consultora tecnológica multinacional que busca incorporar talento para diseñar, desarrollar y mantener módulos de software, con énfasis enBack-end, pruebas unitarias e integración.¿Está pensando en solicitar este empleo? No se demore, desplácese hacia abajo y envíe su solicitud lo antes posible para no perder la oportunidad.Ofrecemos...