Empleos de full-stack engineer nodejs nextjs en Madrid

Applus IDIADA is a global automotive engineering leader seeking talented developers to join a dynamic Digital Business team. We offer a highly flexible hybrid work model and wellbeing benefits, with 60+ engineers collaborating on AI-powered platforms in a diverse environment.Join us to design and deliver full-stack AI-enabled applications across backend and...

GFT Technologies SE busca un/a Full-Stack Developer para unirse a un equipo multicultural y desafiante. Desarrollarás funcionalidades end-to-end, cubriendo frontend con Angular y backend con Spring Boot o Node.Js, e integrarás con PostgreSQL y AWS.La posición requiere al menos 6 años de experiencia y formación en Informática. Ofrecemos entorno...

NALTO busca ingeniero(a) full‑stack para trabajar con IA y clientes en España. Serás responsable de diseñar, construir y desplegar soluciones que conecten AI workers con el negocio real de las medianas empresas.Se valorará dominio de React, TypeScript, Node.Js y experiencia en entornos de startup. Trabajarás en un modelo híbrido en Barcelona,...

Responsibilities- Lead the design, development and operation of new capabilities across our SaaS products.- Make architectural decisions that balance immediate business needs with long‑term scalability and maintainability.- Work closely with product, engineering and business leadership to shape product roadmaps and technical strategy.- Identify and drive...

Allianz Technology is seeking an Expert Full Stack Developer to design, build, and maintain scalable enterprise applications across frontend and backend layers. You will collaborate with architects, product teams, and developers to translate business needs into robust technical solutions, and leverage AI-powered coding assistants to boost productivity and...

BESTSECRET in Málaga is expanding its tech hub and hiring a Full Stack Software Engineer to build a Kubernetes-based supply platform. You will develop backend services in Java/Spring Boot, collaborate with product, design, and BI teams, and help automate end-to-end purchasing and onboarding workflows.The role emphasizes data-driven decision-making,...

UST in Madrid is seeking a Full Stack Engineer to develop, deploy, and maintain scalable applications using Java/Spring Boot and React. You will collaborate with cross-functional teams in an Agile and DevOps environment.English is a must; Spanish is desirable. The role is hybrid, based in Madrid city center with three days in the office weekly, offering...

Mondelēz International in Madrid, Spain, is seeking an AI Engineer / Full Stack Developer to join a growing AI reporting and insights platform. You will design data pipelines, build AI/ML workflows, and ship full stack apps that surface insights to stakeholders across global teams.You will collaborate with Product, Data Science, and Business to translate...

Develops and maintains scalable software features and services for travel agent partners using Java and React.Js. Involves API design, cloud platforms, and agile methodologies.

Jobtailor busca Ingeniero/a de Software con más de 5 años de experiencia para diseñar, desarrollar y mantener funcionalidades de producto end-to-end. La posición implica construir y evolucionar apps frontend con Vue.Js, además de desarrollar y mantener servicios backend y APIs.Se valorará experiencia en AWS, bases de datos SQL, REST, IA/LLM y...

Join to apply for the Dev Ops Observability Engineer role at Sateliot. Sateliot is a Barcelona-based startup in the New Space sector, becoming the first satellite telecommunications operator that will provide global and continuous connectivity to all the elements that will make up the massive Internet of Things (Io T) universe under the 5 G protocol. In...

We are looking for aLead Software Engineerto join our Life Sciences team inBarcelona. You will play a key role in Pathfinder, a strategic new initiative focused on designing and delivering a modern, scalable, and maintainable application that will have a meaningful impact on the life sciences industry.As part of a cross-functional team, you will work closely...

ADP is hiring a Senior AI Engineer.We are looking for a Senior AI Engineer / Agent Developer to join our consulting team and collaborate closely with one of our key clients in the pharmaceutical sector. Scope includes designing and developing a conversational analytics agent for governed clinical data, combining Generative AI, agentic systems, advanced...

Location:Barcelona (Hybrid / Flexible)Contract Type:Contractor Full-Time / Enterprise Project EngagementAbout Xenon7Where elite tech talent meets world-class opportunities! At Xenon7, we work with leading enterprise clients and innovative startups on high-impact projects across Data, AI, Cloud, and Software Engineering. Our expertise in AI solution...

Senior Software Engineer, Conversational IntelligenceMadrid OfficeAircall is a unicorn, AI-powered customer communications platform used by 22,000+ companies worldwide to drive revenue, resolve issues faster, and scale customer-facing teams. We’re redefining customer communications by bringing voice, SMS, WhatsApp, and AI together into one seamless...

Senior Software Engineer - AI & Agentic systems Role Overview We are seeking an experienced Full-Stack Engineer with strong technical leadership capabilities to design, build, and deliver scalable, production-ready software and AI-enabled solutions. The ideal candidate will drive architectural decisions, mentor engineering teams, and work across the full...

Mercanis is hiring a Frontend Engineer to build beautiful, intuitive experiences for our B2B platform. Work in a cross-functional team with a modern stack (SvelteKit, TypeScript, Tailwind, Vite) in a monorepo. Remote worldwide with EU time-zone preference; Berlin office hybrid option. You will implement features, improve architecture, review code, mentor...

The employer offerscrypto accounts for players in the gaming industry acting asa wallet-as-a-service solution supporting multi-chain accounts, gas sponsorship, pop-upless blockchain interactions, and flexible ownership. Theis solution enables games to interact on-chain assets easily and programmably, allowing for faster launches, adaptability as they grow,...

Amaris Consulting is seeking a Senior Full‑Stack Engineer to join our AI‑powered Payroll Operations platform, building scalable Python/.NET services, Angular micro frontends, and cloud‑hosted AI agents for global payroll workflows.You will design REST APIs, work with SQL Server, Terraform, and modern frontend tech, collaborating across engineering, AI,...

About HappyRobotHappyRobotis the infrastructure for enterprises to build and orchestrate AI workforces. Our AI workers don’t just communicate – they make decisions, take action, and run operations autonomously across voice, email, and enterprise systems. Born in Y Combinator (S23) and backed by a16z and Base10 with over $60M raised, we power critical...