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...

Can you imagine leading the technical evolution of digital software solutions in the robotics and industrial sector? Join our expert team to work on a Robotics and Industrial Automation project, contributing to the evolution of interconnected digital software solutions. You will apply your knowledge of Node.js and React to define technology strategies,...

At Julius Baer, we celebrate and value the individual qualities you bring, enabling you to be impactful, to be entrepreneurial, to be empowered, and to create value beyond wealth. Let’s shape the future of wealth management together. Responsible for designing, developing and testing software modules, ensuring optimal functionality and integration within...

At Workfully , we’re building the first global recruitment marketplace where independent recruiters can grow, engage, and monetize their talent networks — connecting them to meaningful opportunities at innovative companies worldwide. Our technology is designed to make recruiting more transparent, fair, and scalable. We’re a profitable early-stage...

Adsearch busca un/a Fullstack Engineer para una compañía en crecimiento donde la tecnología y la automatización son clave para desarrollar soluciones digitales. El rol exige autonomía y mentalidad de producto, capaz de trabajar tanto en backend como en frontend, asumiendo la responsabilidad de las aplicaciones de principio a fin. Entre las tareas se...

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,...

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...

Niji, empresa de consultoría tecnológica con base en Valencia, busca ampliar su equipo con un perfil de desarrollo full-stack capaz de diseñar interfaces y APIs, y trabajar con bases de datos modernas. Trabajarás en proyectos con IA y datos, utilizando NodeJS, Angular, Typescript y MongoDB, dentro de un entorno ágil Scrum y con modalidad híbrida (3...

Social You busca un Senior Fullstack Engineer / Tech Lead para liderar la arquitectura y la ejecución del roadmap en una plataforma IoT. Trabajarás en un entorno de microservicios, con despliegues multi‑país y una plataforma que requerirá alta disponibilidad. Buscará 5 años de desarrollo y 2 de liderazgo, experiencia en Docker/Kubernetes, API Gateway...

Sopra Steria busca un perfil Fullstack .NET/Angular para un proyecto estable en Getafe. Se requiere experiencia en C# y .NET 8, APIs REST y SQL Server, con enfoque en modernización de arquitecturas y buenas prácticas. Contrato indefinido y jornada completa, con formación continua y beneficios. La oficina está en Getafe y se busca colaboración en...

Designs, develops, and tests software modules, ensuring functionality and integration within complex systems, collaborating with cross-functional teams to innovate and deliver high-quality software solutions.

At Experis, a ManpowerGroup company, we specialise in recruiting the best tech talent and matching them with all kinds of organisations, from large corporations to start-ups. We are a company specialising in IT consultancy and the recruitment of professionals in the technology sector across our three practice areas: Business Transformation, Cloud &...

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...

Sopra Steria busca un perfil Fullstack .NET/Angular para un proyecto estable en Getafe. Se requiere experiencia en C# y .NET 8, APIs REST y SQL Server, con enfoque en modernización de arquitecturas y buenas prácticas. Contrato indefinido y jornada completa, con formación continua y beneficios. La oficina está en Getafe y se busca colaboración en equipo,...

Street Smash Burgers seeks a Fullstack Developer with a strong backend focus to own features end to end, from data model to interface. You'll build with solid engineering practices and use AI tools to move faster without cutting corners. The role requires Node.js, TypeScript, NestJS, PostgreSQL and React, plus an autonomous, pragmatic communicator with...

BLP is expanding its Platform Team to own the core backend services powering Purchase-to-Pay and Order-to-Cash workflows. You will build, scale, and operate the API and persistence layers in a large Go codebase, ensuring tenant isolation, security, and performance for 20,000+ users.Join a hybrid work model with a London office or remote options across wider...

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...

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, así...

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...