web3 fullstack engineer

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 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...

EnN-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 sólido...

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...

Senior Fullstack Engineer – Madrid/Barcelona (Remote) Job role: Senior Fullstack Software Engineer Location: Madrid/Barcelona (Remote) Languages required: English (C1) Minimum experience: 5 to 7 years Rate: 260-285€/day Responsibilities We are seeking a Senior Fullstack Software Engineer with strong expertise in Python and solid experience...

LHH Andalucía busca un Software Engineer Senior con perfil fullstack para trabajar en backend (JAVA + Spring Boot + Microservicios) y colaborar con frontend (React). Requiere Ingeniería informática y experiencia en APIs, componentes y entornos web. Se valora conocimiento de Spring Boot, JPA/Hibernate y herramientas de nube, contenedores y mensajería. ...

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...

Tether is hiring a Fullstack Engineer to help QVAC application teams build, review, test, and deliver robust software. You’ll focus on desktop and mobile apps, AI harness, and skills packages, while creating developer tools and integrating AI agents into engineering workflows.You will own parts of the tooling roadmap, work with engineers to implement...

Schwarz Digits creates the technological foundation for digital sovereignty in Europe.As the IT and digital division of the Schwarz Group, we develop and manage the IT infrastructures for the retail divisions Lidl and Kaufland, as well as Schwarz Production and PreZero.At the same time, we operate as an independent provider in the external market to support...

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,...

Parser Limited is seeking a Senior Fullstack Engineer in Spain with strong backend/API experience and a focus on microservices, security, and performance. You will collaborate with frontend teams to deliver robust, scalable applications and work across cloud platforms, containerization, and modern tooling.The role requires 8+ years in backend development and...

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,...

Tether is hiring a Fullstack Engineer to help QVAC application teams build, review, test, and deliver robust software.You'll focus on desktop and mobile apps, AI harness, and skills packages, while creating developer tools and integrating AI agents into engineering workflows.You will own parts of the tooling roadmap, work with engineers to implement...

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...

IRIUM busca un desarrollador Fullstack con experiencia en React/Angular y microservicios Springboot/Python/.NET para un proyecto en el sector bancario, 100% teletrabajo desde España.¿No sabe con seguridad qué habilidades necesitará para esta oportunidad? Simplemente lea la descripción completa a continuación para obtener una idea clara de los...

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...

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...

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...

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 menos...

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 blockchain...