Empleos de mid-senior full stack developer en Sevilla

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...

Lever, Inc. is partnered with a company seeking a Senior Full Stack Engineer based in Spain. You will build scalable applications using .NET/C#, React/Redux, and SQL databases, with GCP and CI/CD practices. The role blends hands-on coding with architectural input and mentoring, in a remote-first environment. You will collaborate with product and design teams...

Avenue Code in Spain is seeking senior professionals with a generalist profile, strong backend with Node.js, and solid React frontend experience to own product initiatives end-to-end. You will develop features independently, contribute to architecture, and collaborate in a small, autonomous squad within a SaaS context, balancing speed, quality and...

We are an enterprise AI platform designed specifically for technical commercial teams within industrial manufacturing. Our customers produce mission critical components, from transformers to nuclear facility hardware, and rely on our software to navigate multi-million euro project tenders daily. The business is fully bootstrapped, profitable, and financed...

Full Stack Developer - Telecom BSS - Remote - Applicants Must Be EU Citizens - 12 Month Contract We are looking for experienced developers to support and develop telecom BSS applications for a Telco customer. The role covers application development and ongoing application support within a TypeScript, Node.js and React environment, deployed on Kubernetes....

Albertine is seeking a seasoned full stack engineer to ship features across our TypeScript platform. You’ll shape API contracts, implement service and data work, and build the React UI members and agents actually use. Both halves must be solid in data choices and UX that feels finished. You’ll work across memberships, bookings, and billing with a focus...

Desde Shakers estamos colaborando con una startup de inteligencia comercial. Creando un asistente de voz que acompaña a los comerciales antes y después de cada visita, y la plataforma web desde la que se gestiona. Están en fase MVP , con un equipo técnico pequeño y senior dirigido por nuestro arquitecto de sistemas. Un/a perfil full-stack muy fuerte en...

We currently have a vacancy for a Full Stack developer fluent in English, to offer his/her services as an expert remotely (within EU) . In the context of the first assignment, the successful candidate will be integrated in the Development team of the company that will closely cooperate with a major client’s IT team. Designing and developing tools to...

Descripción del puesto Estamos en la búsqueda de un/a Desarrollador/a Full Stack entusiasta y creativo/a, con un fuerte enfoque en tecnologías Javascript, para impulsar la innovación y excelencia en nuestros proyectos internos. Si eres un/a profesional que disfruta enfrentando desafíos y creando soluciones de vanguardia, te invitamos a explorar esta...

Quik Hire Staffing is seeking a Senior Full Stack Engineer to design, develop and maintain full-stack applications remotely. The role involves collaborating with cross-functional teams to deliver scalable solutions and high-quality software across the stack. You will build RESTful APIs, microservices, and data architectures, write clean, well-documented...

Job Summary The Full Stack Engineer Annotator will assess frontend and backend engineering datasets, ensuring AI models correctly interpret full-stack workflows, architecture, and implementation patterns. Job Responsibilities Annotate full-stack application datasets. Evaluate frontend and backend integration logic. Review UI interaction with APIs and...

bunch is building the backbone of private markets. We are enabling next-gen fund operations with one integrated system that combines secure data infrastructure, AI-powered workflows and expert fund services. If you value ownership, growth through real responsibility, and working with a thoughtful, ambitious team, this role might be for you. Your role ...

¿Buscas desarrollar tu talento y un lugar dónde tu esfuerzo sea reconocido? Te ofrecemos un entorno dinámico, cercano y de futuro. Aquí, cada día es una nueva oportunidad para aprender, crecer y brillar. Imagina formar parte de un equipo diverso, donde la evolución y el servicio al cliente son nuestra prioridad. En El Corte Inglés, nuestro trabajo es...

Capitole Consulting keeps growing and we want to do it with you! We are seeking a Full-Stack Developer. The successful candidate will be responsible for developing and maintaining high-quality software solutions, contributing to technical and architectural decisions, and ensuring the scalability, performance, and maintainability of the applications....

Senior iOS DeveloperWho We AreDigidentity is a leading provider of cutting-edge digital identity and authentication solutions, empowering individuals and organizations to navigate the digital world securely and efficiently. Established with a commitment to pioneering innovation and enhancing online trust, we have become a trusted partner for businesses,...

Somos Plexus Tech, una compañía tecnológica con más de 5.000 profesionales y más de 25 años de experiencia desarrollando productos y servicios de innovación que mejoran la vida de personas y empresas. Con más de 20 centros de trabajoen España y presencia global, colaboramos con casi el 80% de las compañías del IBEX35, liderando proyectos...

Heymondo is a rapidly growing travel insurance company known for its dynamic and collaborative work environment. We value the expertise and contributions of all our team members, fostering a culture of learning, innovation, and continuous improvement. Our mission is simple: making life easier for travelers. About the Role Mission: We are looking for a...

Veeda Lifesciences is seeking an experienced and strategic Senior Executive EMEA Business Developer based in Europe to lead our global growth agenda. This is a high-impact leadership role focused on driving revenue, expanding market presence, and building long-term client partnerships within the CRO space, with a strong emphasis on Oncology. This is a...

Biorce is a pioneering Healthtech company dedicated to revolutionizing drug development through the power of AI. We are passionate about accelerating medical advancements and improving patient outcomes. Our team comprises seasoned clinical research professionals, data scientists, and AI experts, working collaboratively to bridge the gap between...

LanguageWire Ltd is launching a new team to modernize and expand a customer-facing tool. We’re looking for a Full Stack Engineer to join us in building it from the ground up. The current stack is Vue.js on the frontend and Python on the backend, with a planned migration to .NET in the near future. You’ll work across these technologies and contribute to...