Empleos de fullstack engineer en Madrid

Fullstack Engineer – Series B AI Startup | Spain (100% Remote) I’m partnered with a fast‑scaling AI startup, fresh off a Series B raise, looking for an early hire Developer to shape the next generation of their platform. You'll build the GenAI behind some of the products that you use every single day.This is a role for hands‑on builders who enjoy...

Full Stack Engineer - React / Typescript / Python We are currently partnered with a world-leading quantum AI company developing cutting‑edge solutions that make artificial intelligence faster, greener, and more accessible. Their products bridge the gap between quantum computing and AI, helping global clients solve complex real‑world problems at scale....

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...

ð We’re hiring Fullstack engineer with a product mindset who loves building scalable systems and polished user experiences.We're creating a platform where customers can manage subscriptions, billing, invoices, payment methods, and usage insights through seamless self-service experiences built on a modular, scalable architecture with best-in-class service...

Wizeline in Spain is seeking a Senior Fullstack Software Engineer (AI) to develop cutting-edge AI-powered digital products and platforms, with a focus on TypeScript and React and integrating AI tools to optimize workflows.You will adapt across full-stack environments, draft, analyze, research, automate processes with LLMs, and collaborate with...

We’re hiringFullstack engineerwith a product mindset who loves building scalable systems and polished user experiences.We’re creating a platform where customers can manage subscriptions, billing, invoices, payment methods, and usage insights through seamless self‑service experiences built on a modular, scalable architecture with best‑in‑class...

Parser is seeking a motivated Senior Fullstack Engineer in Madrid to join our Engineering team. You'll work on impactful projects using Java, Kotlin, and React, designing and building solutions that are vital to our mission.In this role, you will write high-quality code, mentor others, and enhance existing systems. We value creativity and collaboration,...

Decentralized Masters is looking for a security-focused software engineer to own the security posture of their platform managing significant digital assets. The ideal candidate will have extensive experience in security and quality assurance, with a strong background in fullstack development and cloud infrastructure like AWS. The role offers competitive...

A fast-scaling AI startup is seeking a Fullstack Engineer to build their generative AI applications. In this remote role, you will design, build, and deploy production-ready features, work with modern frameworks like Ruby on Rails and React, and collaborate directly with a high-impact team. Ideal candidates have solid experience in full-stack development and...

Exoticca is seeking a FullStack Engineer to design and build modern, scalable services using NextJS, Node.js, TypeScript, and MongoDB. You’ll develop robust, maintainable services powering our e-commerce platform with an event-driven approach for growth and reliability. You will collaborate with cross-functional teams, craft clean APIs, and drive code...

Parser is seeking a motivated Senior Fullstack Engineer in Madrid to join our Engineering team. You'll work on impactful projects using Java, Kotlin, and React, designing and building solutions that are vital to our mission.In this role, you will write high-quality code, mentor others, and enhance existing systems. We value creativity and collaboration,...

The Senior Full Stack Engineer will build and own product featuresworking closely with the tech leadership. You will contribute to both frontend and backend systems, helping ship high quality software that is used daily by customers.This role is focused on delivery, quality and collaboration with the ability to influence technical decisions.Your...

Kairós, una empresa de tecnología con sede en Madrid, busca un Fullstack para impulsar soluciones en Angular y Java. Trabajarás en APIs RESTful, microservicios y prácticas de IA para mejorar productividad, con enfoque Agile y equipo diverso. Ofrecemos crecimiento, formación continua y un entorno centrado en las personas, con teletrabajo 100% y...

SLNG in Barcelona is seeking an AI/Fullstack Engineer to build the frontend for our developer portal and real-time apps. You will collaborate with DevRel and transform infrastructure into clean, usable experiences. We value strong React/Next.js skills, experience with APIs and streaming UX, and fluency in English. The role is hybrid in Barcelona with...

Swiss Re, a cloud-native software house, seeks a Senior Software Fullstack Engineer with strong back-end expertise. You will design, implement, and review server-side solutions, collaborating with architects and product owners to align with roadmaps.Expect involvement in PoCs and modern tech stacks, with emphasis on reliability, security, and scalable...

Roche is seeking an IT Software Engineer with leadership skills to drive digital product development and provide global-level support for technical initiatives. You will oversee Atlassian platform administration, implement automation using Python, and guide teams toward scalable, secure software delivery. The role involves mentoring colleagues and...

About FOSSA At FOSSA, we’re redefining how the world connects. As a leading space engineering and telecommunications company, we specialize in developing and deploying space technologies that enable a new era of communications. With a team of over +50 talented professionals, we’ve already launched +25 satellites and are actively building a...

Únete a Zenova como Software Engineer Zenova es una scale-up consolidada con sede en Madrid que está transformando la gestión energética de grandes empresas y grupos inmobiliarios. Nuestra plataforma SaaS simplifica y automatiza procesos complejos, desde el alta de suministros hasta el control de facturas y la optimización del consumo, con el objetivo...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Staff Engineer - API & Data based in Spain.This is a senior technical role at the heart of a global, high-scale data and API platform powering discovery and ticketing experiences across the entertainment industry. You will design...

Senior Software Engineer - Finance Domain Senior Software Engineer - Finance DomainPermanent Full time Remote We're looking for aSenior level Engineerto join in the Finance Domain. We want someone who will add positively to the team's culture, being fully remote and multi-cultural. Finance Domain Finance is one of the domains with the highest growth forecast...