Empleos de web3 fullstack engineer en Zaragoza

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 owning...

We're Revolutionizing Energy to Change the World At Octopus Energy , we're not your typical utility company. We're a team of passionate people working every day to make energy 100% renewable, accessible, and fair for everyone. We believe technology and innovation are key drivers of change . Our mission is to transform the way the world consumes energy...

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

Build the Infrastructure Powering Global Investing Can you design, build, and operate scalable distributed systems whilst still shipping customer-facing products? Have you built software that serves millions of users, processes large volumes of data, or supports mission-critical business operations? Do you enjoy solving complex engineering challenges across...

Software Engineer II, Fullstack (Repayment UX)Remote SpainAt 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 team...

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...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Full Stack Developer based in Spain.Join an innovative Web3 technology environment developing advanced market intelligence solutions and next-generation decentralized trading infrastructure. As a Senior Full Stack...

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...

Capitole is seeking 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, focusing on modern frontend experiences, Backstage integrations, and cloud-native solutions. You will develop React-based UI components, build...

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...

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...

At adidas, every day is a chance to flip the script. An invitation to take everything we know and re:invent it. Do it better. Never settling for good enough. Every day we get up, invent, adapt, improvise, find new ways to collaborate, and do the unexpected. We're creators, makers and doers. Helping athletes make a difference, not just in their games, but in...

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...

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 Glance Headquartered in Paris and operating globally, Talan combines technology,...

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...

Our Vision & Products EverAI — Building the Future of AI Companionship One of the Top 15 Largest & Fastest-Growing AI Companies in the World 50 Million Users in 2 years — Help Us Reach 100M first, 500M next At EverAI, we’re shaping what it means to connect with AI. With 50 million users and counting, we're not just building products — we're...

Equitable Earth is seeking a Senior Fullstack Engineer to build and evolve web and mobile apps, collaborating with the Tech Lead and Product team. You will own features end-to-end, mentor peers, and push for high engineering quality, including AI-driven workflows. The role is fully remote with significant overlap with French business hours, offering a...

We're Revolutionizing Energy to Change the World At Octopus Energy , we're not your typical utility company. We're a team of passionate people working every day to make energy 100% renewable, accessible, and fair for everyone. We believe technology and innovation are key drivers of change . Our mission is to transform the way the world consumes energy...

At adidas, every day is a chance to flip the script. An invitation to take everything we know and re-invent it. Do it better. Never settling for good enough. Every day we get up, invent, adapt, improvise, find new ways to collaborate, and do the unexpected. We’re creators, makers and doers. Helping athletes make a difference, not just in their games, but...

At adidas, every day is a chance to flip the script. An invitation to take everything we know and re-invent it. Do it better. Never settling for good enough. Every day we get up, invent, adapt, improvise, find new ways to collaborate, and do the unexpected. We’re creators, makers and doers. Helping athletes make a difference, not just in their games, but...