Empleos de full stack engineer annotator en Barcelona

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,...

MVST is looking for a Full Stack Developer to join their team in Barcelona. You will develop and maintain web and mobile applications while collaborating with cross-functional teams. The ideal candidate has 2-4 years of experience in full-stack development with proficiency in JavaScript frameworks, Node.js, and database technologies. The company offers a...

Remoteo en Barcelona busca un Full Stack Developer para unirse al Digital Innovation Hub. Se trabajará en desarrollo de aplicaciones web SPA con Java, Spring Boot y React, en un entorno híbrido con 3 días de teletrabajo por semana. El equipo se centra en ecommerce, configuración de producto y analytics, buscando tomar ownership, colaborar con negocio y...

A pioneering AI company in Barcelona is seeking a Full‑Stack Software Engineer to develop their Agentic AI Platform. You will design and build features to enhance the life sciences industry using cutting-edge AI technology. This hands-on role requires 6+ years of full-stack product experience, proficiency in Python, ReactJS, and TypeScript, and a passion...

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...

ERNI is seeking a senior Java backend developer to build scalable enterprise applications and AI-enabled solutions for the pharmaceutical sector. You will leverage Java, Spring Boot, React, Next.Js and MUI to deliver secure, reliable products while collaborating with multidisciplinary teams.You will join a hybrid team with a strong culture of mentorship, 1:1...

Senior II Full-Stack Engineer (back-end heavy) Location: Barcelona Employment Type: Full time Location Type: Hybrid Department: Engineering Meet the team! Our team builds scalable, resilient products using Python/Django on the backend and React on the frontend, all with one goal in mind: creating a smooth, meaningful experience for our learners and...

Leyton in Barcelona seeks a Full-Stack Engineer to join a growing team building AI-native software for professional services.You will own end-to-end delivery, shaping architecture and quality across multiple products.Expect to collaborate with product owners, navigate varied domains, and contribute to production-grade systems used across Europe.You will work...

Ubicación:PUESTO HÍBRIDO EN BARCELONA (cerca Metro Bogatell) (3 días en remoto, 2 días presenciales a la semana ) Desarrollo y mantenimiento de aplicaciones web utilizandoAngularJS (o Angular 17+) y Node.j s. Diseño e implementación de soluciones serverless conAWS Lambda. Gestión y optimización de bases de datos enAWS (RDS y DynamoDB) . Integración...

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...

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, TypeScript, Node.js, and Python, while designing AI/ML applications and refining LLM prompts to improve outcomes....

A pioneering healthcare technology company based in Barcelona is seeking a Senior Full Stack ML Engineer to lead the development of innovative machine learning models targeted at solving complex healthcare challenges. The role demands strong Python skills, experience in data science, and the ability to mentor colleagues. As part of a collaborative team, you...

MaxIT Consulting – Max Corporate Group in Barcelona, Spain is seeking a Senior Full-Stack Engineer – AI-Native Applications to own end-to-end product delivery in a fast-growing European tech company building an AI-powered workforce platform for healthcare.You will work across frontend, backend, databases, and cloud, using TypeScript/React and Java/J...

We AreWizeline, a global AI-native technology solutions provider, develops cutting-edge,impact.Are you a fit?Sounds awesome, right? Now, let’s make sure you’re a good fit for the role:We AreWizeline, a global AI-native technology solutions provider, develops cutting-edge, AI-powered digital products and platforms. We partner with clients to leverage data...

Edpuzzle is a leading edtech company with offices in San Francisco and Barcelona seeking a Software Engineer to join the Product team in Spain. You will work across the stack, collaborating with Product, Design, and Engineering to solve real user problems and ship features that enhance learning experiences for teachers and students. You’ll contribute to...

A leading software development company in Spain is seeking a Full Stack Senior/Lead Engineer to join their agile team. You will build features and enhance user experiences across web and mobile platforms, leveraging your expertise in ReactJS, NodeJS, and React Native. Ideal candidates should have over 5 years of experience in building scalable systems and...

As a founding member of our new Barcelona R&D Hub, you will help build the AI-powered precision medicine platform that transforms clinical and molecular patient data into insights that accelerate drug discovery and improve patient outcomes. To help drive this vision, we are looking for a curious, collaborative and solutions-focused Lead Full-Stack AI Product...

Pillar is seeking a Full Stack Engineer to join their ambitious team in Barcelona. This role involves building the foundations of the startup, which has rapidly grown with significant investments. The ideal candidate will have proven experience in early-stage startups and mastery of technologies such as React and TypeScript. A strong ownership culture...

Please submit your CV in English and indicate your level of English proficiency. Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not permanent employment. What This Opportunity Involves You'll create challenging coding test...

Agap2 España busca un/a Senior Full Stack Software Engineer para liderar proyectos de desarrollo y modernización sobre plataforma Microsoft y entornos Cloud. La posición requiere experiencia técnica, capacidad analítica y foco en buenas prácticas de arquitectura, desarrollo seguro y Dev Ops, con especialidad en APIs REST, Angular y pipelines CI/CD en...