Empleos de full stack engineer en Madrid

Kleinanzeigen in Germany is seeking a Senior Full Stack Engineer to build and operate services in the Trust & Safety domain, preventing fraud and protecting users. You will work in a cross-functional team with Product, Customer Service, Analytics and Engineering to make the platform safer for millions of users.You will own end-to-end backend and frontend...

NUMBERO Spain S.L. is hiring a versatile Full Stack Engineer in Valencia to join our growing development hub. You will work across a Node.js backend, React and TypeScript frontend, and data platforms such as Databricks, supporting data pipelines, integrations, analytics, and AI-driven features.End-to-end ownership spans database design, API development,...

Jobtailor is seeking a capable full‑stack engineer to own end‑to‑end product surfaces, including UI, Postgres schemas, edge functions, deployment, and post‑launch operation. You will build and operate LLM‑backed features, focusing on prompts, retrieval, cost and latency optimization, and output validation. You will translate customer objections...

Allianz Technology is seeking an AI Full Stack Developer to design and deliver AI-powered applications within the BMP. You will work across frontend, backend, and data layers in a collaborative, international team environment, driving scalable, secure solutions for Allianz entities worldwide.Expect exposure to AI/ML, APIs, microservices, and cloud...

Avance Consulting is seeking a Full Stack Software Engineer to build scalable products with Go on the backend and React on the frontend. You will own features end-to-end — from design to development, testing, and delivery — in an Agile/Scrum team with Product and Design collaboration. You’ll work across microservices, REST/gRPC APIs, and...

Capitole Consulting busca un desarrollador Full-Stack para un proyecto internacional en Sevilla. Se trabajará con Java y Spring Boot, APIs REST y arquitectura de microservicios, en un entorno que valora DevOps y ownership de los servicios.Se requiere 3–5 años de experiencia en Java, Spring Boot y SQL, con Git y metodologías ágiles; Kotlin y React son...

Longtail Technologies, Inc. is seeking a senior backend/full-stack engineer to help build and evolve Sightline, our conversational analytics and intelligent alerting platform.You’ll own features end to end—from customer problem through to production—with a focus on reliable, observable systems and AI-native workflows. This backend-focused role requires...

Mainloop Barcelona is seeking Full-Stack Engineers to join an AI-native engineering team. Based in Barcelona, you will help build production software from scratch, growing with the company as it scales and externalises its products over the next 18 months. Two levels exist: four junior seats and one senior seat. You will collaborate with a Product Owner to...

Taptap Digital is looking for a Full Stack Software Engineer based in Palma de Mallorca to develop and maintain a global technology platform. You will work directly with various teams to deliver high-quality solutions for thousands of users worldwide. The ideal candidate has a strong background in JavaScript, TypeScript, and ReactJS, and enjoys solving...

Jobgether, a partner company, is seeking a Senior Full-Stack Software Engineer based in Spain for a fully remote role. You will own features across the full technology stack, deliver with high quality, and build robust automation tests in a modern cloud-based environment. You will collaborate with a distributed team, shape technical standards, and drive...

Cakewalk is seeking a Senior Full-Stack Engineer to build and improve customer-facing features across the frontend and backend. You will own features from early discussions through implementation, testing, release, and ongoing maintenance.You will collaborate with Product and Customer Success to translate customer needs into reliable, maintainable solutions,...

ERNI in Barcelona is looking for a senior data governance software engineer to lead the evolution of an enterprise-wide data governance catalog. You will apply your Python and Angular skills to develop cloud-native solutions and governance workflows across the organization.As a senior contributor, you will mentor peers, shape architecture, and ensure...

Virtusa is seeking a Knowledge Graph (Full Stack) Engineer in Barcelona to design, build, and maintain scalable data pipelines and a knowledge graph for agentic AI use cases. You will work with data scientists, ontologists, and stakeholders to translate requirements into robust data-driven solutions.You will develop data ingestion, transformation, and API...

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,...

Omada Identity in Alicante is seeking a capable Full-Stack Engineer to help turn our NHIs product prototype into a production-grade, secure, multi-tenant platform. You will develop backend services in Node.js and TypeScript, build React applications for enterprise customers, and collaborate across architecture, design, and QA to ship robust features in a...

Taptap Networks in Palma de Mallorca is seeking a skilled Full Stack Engineer to design, build, and maintain a global technology platform spanning frontend and backend components. You will collaborate with Product, Operations, Marketing, and Engineering to deliver scalable software used by thousands of users. The role emphasizes frontend development with...

MMétrica Consulting busca un/a Desarrollador/a Full Stack con más de 5 años de experiencia para un perfil integral en backend y frontend. El rol implica construir servicios robustos con Java/Spring Boot, APIs REST y bases de datos, además de interfaces web con Angular y TypeScript, conectadas a microservicios.La posición ofrece modalidad remota,...

Wolters Kluwer is seeking a Senior Product Software Engineer to join our team in Madrid. In this role, you will contribute to the design, development, and evolution of scalable software solutions. You'll work within a hybrid model, using your expertise in C#, .NET, and Angular to create high-quality applications.Your role will involve end-to-end software...

A renowned financial services group in Madrid is looking for a FullStack Engineer to modernize frontend applications and automate processes. The role involves collaboration to build applications across multiple countries, educating team members, and inputting on architecture with a focus on reusability. Candidates should have strong JavaScript/TypeScript...

En Talent Insights, somos una agencia de networking especializada en perfiles técnicos y tecnológicos. Nuestro objetivo es hacer del proceso de selección una experiencia diferenciadora, de calidad y eficiente, tanto para profesionales como para empresas. Colaboramos con una compañía del sector food-tech y delivery digital, en plena fase de crecimiento y...