Empleos de web3 fullstack engineer en Valencia

Capitole keeps growing and we want to do it with you! We are looking for a Fullstack Engineer (Frontend-Oriented) with 4+ years of experience. The focus lies on developing frontend components, implementing Backstage integrations, and contributing to the technical advancement of the portal within the joint team. Responsibilities: * Develop and enhance React...

At Equitable Earth, we're on a mission to help protect and restore 1% of the natural world by 2030. We’ve built a rigorous, technology-enabled standard to certify conservation and restoration projects, ensuring they deliver lasting impact: strengthening livelihoods, safeguarding biodiversity, and supporting a stable climate. We're a diverse, mission-driven...

Company DescriptionAre you ready to trade your job for a journey? Passion, excitement & global collaboration are all core to what it means to be a FlyMate. Si confía en que tiene las habilidades y la experiencia adecuadas, envíe su solicitud hoy mismo. the combination of our next-gen payments platform, proprietary payment network and vertical specific...

Our mission is to connect and optimize the world’s commerce. That means the whole world. So we’re determined to nurture our culture of meritocracy where everyone can thrive, no matter what we look like, where we’re from, how we grew up, whom we love, the nature of our faith, or how our bodies or minds work. We’re committed to achieving equity in...

Blue Code Alicante is hiring a Senior FullStack Integration Engineerto join one of our clients, an international SaaS company building product configuration and personalization technology for e-commerce and enterprise customers. You will take ownership of customer integrations from development through delivery. The role is explicitly expected to own...

Grupo Digital busca un desarrollador Fullstack con experiencia en backend, frontend y microservicios para diseñar y desplegar soluciones IA en entornos empresariales. Se esperan skills en Java/Spring Boot, Python y React/TypeScript, con integración de IA Generativa y LLMs.Se trabajará en proyectos con arquitectura de microservicios, APIs REST y bases de...

Sesame, una plataforma de RRHH con IA aplicada, busca un Senior Fullstack Engineer con Symfony (o Laravel), Python con FastAPI 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...

Ubicación 90% Remoto (Valencia) Sobre nuestro cliente Empresa multinacional puntera en el área de Inteligencia Artificial , con sede en España y proyectos de alcance internacional. Estamos buscando un Desarrollador FullStack con experiencia en TypeScript para unirse a nuestro equipo. Trabajarás en el desarrollo de aplicaciones utilizando...

* Mínimo 3 años de experiencia laboral en organizaciones internacionales o intergubernamentales, o en administraciones nacionales centrales. * Mínimo 1 año de experiencia laboral en los sectores farmacéutico, de la salud o agroalimentario. * Desarrollo con Java y Java Enterprise (JDK hasta al menos la versión 11 o versiones más recientes, JEE hasta al...

En N-iX nos encontramos en la búsqueda de un/a Senior .NET FullStack Engineer para sumarse a nuestro equipo de Desarrollo de Software e integrarse a una de nuestras células Scrum. Cada equipo ágil está conformado por roles de liderazgo técnico, desarrollo, arquitectura, QA, producto y gestión de proyectos. Buscamos un perfil Senior Full Stack con...

Moonfire is a small, fully remote team of senior engineers building Lingo.Dev tools used by developers worldwide. You will design, develop, and scale web applications, open source tooling, and robust APIs with a focus on performance and UX.We value CS craft, remote collaboration, and ownership of features end-to-end. You’ll work across frontend, backend,...

Build the Security Infrastructure Powering Global Investing Have you built and operated scalable backend services while delivering modern frontend applications? Do you enjoy solving engineering challenges around security, authentication, high availability and distributed systems? Have you worked on systems serving millions of users, handling thousands of...

About Qatium Qatium is the AI Water Platform for utility operations. We help utilities visualise their networks, simulate decisions, and optimise performance — tackling one of the world's most urgent challenges: up to 50% of clean water is lost before it reaches the tap.By bringing network data, modelling and operational insights into an intuitive...

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...

Health can't wait.Not for symptoms to get worse.Not for a six?month appointment.Not for a system to catch up.But that's exactly how healthcare works today.You wait, until you can't.Alan exists to end the wait.Health is a universal right, and we believe this right can only become real when it's coupled with prevention.We need to stop treating health as...

Twtspain is seeking a Senior Fullstack Software Engineer to join our Madrid/Barcelona team with remote options. You will lead backend architecture using Python and FastAPI, and contribute to frontend with ReactJS, TypeScript, Vite and Tailwind.You will drive high‑performance, scalable systems, work with Redis, PostgreSQL, MongoDB, Docker, Kubernetes, Azure...

Software Engineer II, Fullstack (Repayment UX) Remote Spain At affirm, 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 Full-Stack Software Engineer. We're a full-stack...

Capitole is hiring a Fullstack Engineer (Frontend-Oriented) with 4+ years of experience to drive frontend components and Backstage integrations within the joint team. You will contribute to the portal's technical advancement and collaborate across ARTs and organizational units. The role emphasizes React development, REST APIs, and enterprise IT experience,...

About the Project & TeamWe started Lingo.Dev at a hackathon and, after winning the best dev tool award, we just kept building. It evolved into a developer-loved toolkit with hundreds of active users, 7,000 weekly CLI runs, 5,000 GitHub stars, and over 100 million translated words. We've graduated from the world's best tech accelerator (Y Combinator) and...

Meet Siena Siena is the Agent of Record for CX, built for consumer brands like Spanx, FIGS, Brooklinen, and Grüns. It runs as a connected multi-agent stack on top of a shared intelligence layer: agents that sell, support, listen, handle social and voice across the entire customer journey, turning every conversation into signal you can act on. The team We...