Empleos de web3 fullstack engineer en Madrid

Software Engineer Madrid I Full-time freelance contract I Join a leading global management and technology consultancy and work alongside experienced engineers, consultants and client teams to solve complex business challenges through technology As a Software Engineer, you'll translate business problems into robust engineering solutions, developing...

Knowmad Mood, una empresa líder en transformación digital, busca un/a desarrollador/a fullstack para trabajar en modalidad 100% remota. Se valora experiencia con Java 8+ (preferible Java 17/21), Spring Boot y microservicios, así como desarrollo front con Angular y bases de datos relacionales y no relacionales. Ofrecemos crecimiento profesional,...

Senior Software Engineer, Fullstack (Repayments UX)Remote SpainAt Affinist we exist for the moments that matter—giving people a clear, predictable way to pay over time, with no hidden fees, no surprises, and no tradeoffs on what matters most.The Repayment UX Engineering team is growing, and we're looking for a Senior Full-Stack Software Engineer.We're a...

Senior Fullstack Engineer - React, Node.js (All Genders)Madridhace 1 mesCompany DescriptionWith over 25 years' experience, plus the same enormous passion and ambition we had on day-one, we're trailblazers in the pet e-commerce industry. Our solutions make over 12 million customers genuinely happier -- and that's something we really care about. We work...

Key Consulting recherche un développeur Fullstack confirmé pour un projet stratégique basé à Barcelone. Vous travaillerez sur la reprise et la maintenance des applications, avec des évolutions fonctionnelles en équipe agile et une migration progressive vers Laravel ou NestJS. Maîtrise du PHP Symfony/Angular est souhaitée, avec le français et...

JAVA Software engineer for Defense Projects | Job DetailsIf you have always dreamt about being a hero, but your character in an action movie would be Dead in Combat #3... We are expanding our teams in the Defense & Security sector to take on cutting-edge international projects in Command and Control (C2) Systems, integrating advanced Artificial Intelligence...

Join Tether and Shape the Future of Digital Finance At Tether, we’re not just building products, we’re pioneering a global financial revolution. Our cutting‑edge solutions empower businesses—from exchanges and wallets to payment processors and ATMs—to seamlessly integrate reserve‑backed tokens across blockchains. By harnessing the power of...

At Capitole, we keep growing and we want to do it with you! We are looking for a Senior Fullstack Engineer with a strong frontend mindset to join an international project. You will contribute to the evolution of the central platform used by developers across the organization, working on modern frontend experiences, Backstage integrations, and cloud-native...

JAVA Software engineer for Defense Projects | Job DetailsIf you have always dreamt about being a hero, but your character in an action movie would be Dead in Combat #3... We are expanding our teams in the Defense & Security sector to take on cutting-edge international projects in Command and Control (C2) Systems, integrating advanced Artificial Intelligence...

NN Digital Hubis a subsidiary company ofNationale Nederlanden Grouplocated in Madrid, Spain. We deliver IT services and solutions for the different international Business Units from Nationale Nederlanden Group.FullStack EngineerYour Impact as FullStack EngineerWhat are you going to do? As a FullStack Engineer, you will have plenty of opportunities to help...

Talan Spain is seeking a Fullstack Developer for a 4-month contract to deliver a React-based mobile project with a strong focus on performance, offline capability, and efficient data synchronization. You will design, implement, and deploy a mobile-first PWA using React and TypeScript, build APIs with Python/FastAPI or Node.js, and work with PostgreSQL while...

Sesame, una plataforma de RRHH con IA aplicada, busca un Senior Fullstack Engineer con Symfony (o Laravel), Python con Fast API y Vue 3 / React para liderar la evolución de su plataforma de agentes IA. En Sesame se valora más de 5 años de experiencia en desarrollo de software, experiencia en IA en producción y capacidad para diseñar arquitecturas...

Alan is building the AI-native company with a global reach. As a Software Engineer on this team, you will craft the internal platform used daily to navigate the organization, and design agents that automate onboarding, knowledge retrieval, and performance alignment. You will push LLMs into production and define abstractions that scale across all Alan...

M Metrics Consulting busca un/a Ingeniero/a de software Fullstack con más de 6 años de experiencia para trabajar en proyectos de transformación tecnológica y desarrollo de soluciones en la nube. Se ofrece modalidad híbrida en Madrid, contrato indefinido y jornada completa. Formación online para áreas de interés y salario valorable según experiencia....

Tether is seeking a Fullstack Engineer to help QVAC application teams develop, review, test, and deliver reliable software across desktop and mobile platforms. You will shape tooling, implement AI agents, and build developer tools within a global remote team, driving automation and quality. You will work with engineers to identify improvements, own them from...

Tether is hiring a Fullstack Engineer to support QVAC application teams, building desktop and mobile tooling, and integrating AI agents into engineering workflows. You will develop, review, test, and deliver reliable software with a focus on automation, tooling, and scalable CI/CD pipelines. This hands-on role offers opportunities to shape the tooling...

Talan is an international consulting group specializing in innovation and business transformation through technology. With over 7,200 consultants in 21 countries and a turnover of €850M, we are committed to delivering impactful, future-ready solutions.Talan at a GlanceHeadquartered in Paris and operating globally, Talan combines technology, innovation, and...

BNP Paribas Personal Finance Group in Madrid seeks a Java Fullstack Developer to design and develop applications for the Personal Finance SET ADM team, using Spring and Angular within an agile framework. You will implement new functionalities, resolve defects, perform technical analyses, and ensure quality through testing and CI/CD practices, collaborating...

Krell Consulting & Training, S. L. busca un/a Senior Fullstack Developer con sólida experiencia en Java, Spring Boot y tecnologías frontend para un proyecto tecnológico con IA. La posición es híbrida en Barcelona, con aproximadamente un día presencial por semana. Se valoran experiencia en APIs REST, entornos Cloud y herramientas de IA de desarrollo,...

Our agentic platform helps finance and operations teams worldwide remove manual work from their core business processes, so work runs end-to-end with greater control and significant productivity gains. Today, over 550 enterprise customers use BLP across 1,300+ deployed projects. The Platform Team owns what all of them are built on: shared services and...