Empleos de remote full stack engineer en Barcelona

Kapa.ai is seeking a software engineer to work across the stack, helping answer thousands of developer questions daily. You will scale the RAG engine, build features in the analytics platform, and maintain client integrations using React and Python.The role requires a CS/ML background with 3+ years of experience in backend and frontend work, and an interest...

MindFriendPro is seeking a Senior Full-Stack Engineer to join our distributed team. You will build scalable, cloud-native applications and integrate AI-driven features into our core product. This is a 100% remote (asynchronous-first) position.You will design and deploy microservices with Node.js and Python, develop frontend with React/Next.js, and oversee AI...

Jobtailor is seeking a driven full-stack engineer to work closely with customers from onboarding through ongoing usage, helping them integrate and optimize our AI solutions. You will build new features and scalable tools using React, Type Script, Node.Js, and Python, while designing AI/ML applications and refining LLM prompts to improve outcomes....

About Longtail Longtail is building an intelligent decision-streaming platform that helps airlines make smarter, faster commercial decisions in real time. Combining automation, proprietary algorithms, AI, and live data, our technology helps airlines optimize pricing, availability, and product flexibility across thousands of routes worldwide. We're a...

Joppy busca un/a Full Stack Product Engineer proactivo/a para diseñar, construir y mantener una plataforma SaaS con agentes de IA integrados.El rol se centra en entregar valor real a operativas de restaurantes, diseñando arquitecturas escalables y guiando a un equipo hacia soluciones robustas y escalables. Se valorará experiencia en IA y liderazgo...

RocaSalvatella ищет Full Stack разработчика для команды AI Solutions. Ваша миссия — проектировать, разрабатывать и внедрять веб-приложения с генеративным ИИ, от фронтенда до интеграции с языковыми...

MaxIT Consulting – Max Corporate Group in Barcelona, Spain is seeking a Senior AI-First Full-Stack Engineer to lead the creation of an AI-powered workforce platform for healthcare.You will own the full product surface, collaborating with founders and cross-functional teams, and apply AI tools to accelerate development while maintaining rigorous...

Una de las empresas con las que colaboramos en Joppy busca un/a Full Stack Product Engineer proactivo/a y con iniciativa. Su software ayuda a los restaurantes a gestionar su día a día, y tu trabajo será construir funcionalidades que tengan impacto real en esa operativa. Es una startup en crecimiento, con un producto SaaS en el que la IA ya forma parte...

Apiux Tecnología busca un Desarrollador Full Stack Senior para participar en todo el ciclo de desarrollo de aplicaciones web, desde el análisis y diseño hasta la implementación en un entorno multicultural guiado por Scrum. Se exige más de 5 años de experiencia y capacidad para trabajar en inglés. La posición es indefinida y 100% remota, con horario...

Apiux Tech busca un/a Desarrollador/a Full Stack Senior para unirse a un proyecto propio. Se trabajará 100% en inglés, con Scrum, y participación en todo el ciclo de desarrollo desde ideación hasta implementación. Se requiere más de 5 años de experiencia en frontend y backend, con foco en Node.js, HTML5, CSS3 y Git. La posición es 100% remota desde...

ALVIC, líder en soluciones tecnológicas para la gestión de energía, busca un Ingeniero/a de Desarrollo Software FullStack para unirse al equipo y participar en el diseño, construcción y evolución de soluciones innovadoras para clientes en España y LATAM.Formarás parte de un entorno multinacional, con tecnologías modernas, arquitectura escalable y...

Preply is seeking a Senior Full Stack Engineer for the CRM team. You will own backend services in Python/Django and frontend work in React/Typescript, enabling automated, AI‑assisted communications across millions of learners and tutors.You’ll lead cross‑functional initiatives, ship features quickly, and mentor others while focusing on scalable,...

Airlines have spent decades selling one trip at a time. At Caravelo, we help them build recurring relationships with their customers instead. We build the technology behind airline subscription products used by carriers around the world, combining SaaS, payments, booking systems and airline integrations in one platform. Our Product & Platform teams build the...

Preply is looking for a Senior Full Stack Engineer in Barcelona to help shape the future of our learning platform. You will balance backend focus (Python/Django) with frontend work (React/Typescript), driving data-informed product decisions and scalable architecture.You’ll mentor peers, raise engineering standards, and partner with product, data, and UX...

MaxIT Consulting – Max Corporate Group is looking for a Senior AI-First Full-Stack Engineer to join a fast-growing European technology company building an AI-powered workforce platform for the healthcare sector.The company operates a multi-sided marketplace used by hundreds of hospitals and care organizations across several European countries, connecting...

Senior Full Stack Engineer Remote Barcelona Full-time Salary: €50k–€80k Lexroom.ai is building an AI product to revolutionize how legal professionals work, saving time and boosting productivity. Lexroom.ai is building the AI platform where legal work gets done. In just over two years, we've grown from zero to €25M ARR, and today more than 20,000...

Owen Thomas | B CorpTM is seeking a Senior Staff Full stack Engineer on a 12?month contract. This fully remote EU?based role centers on Rust and Java for backend, with React and Python as secondary stack. The contract is Outside IR35 and pays £******* per day. You will help shape backend services, contribute to architectural decisions, and collaborate...

MediaMarkt España is seeking an experienced software engineer to join the Payment & Basket Platform team in Barcelona. You will drive features across front-end and back-end stacks, design APIs, and help migrate on-premise systems to the cloud.The role requires deep Kotlin experience, strong Java OO skills, and hands-on Kubernetes, Terraform, and CI/CD...

Barcelona, Spain | Senior Engineering OpportunityMaxIT Consulting – Max Corporate Group is looking for a Senior Full-Stack Engineer – AI-Native Applications to join a fast-growing European technology company building an AI-powered workforce platform for the healthcare sector.The company operates a multi-sided marketplace used by hundreds of hospitals and...

About the companyBiorce 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...