Empleos de full stack engineer annotator en Madrid

Aircall is seeking a Senior Software Engineer to join the Growth team, focusing on onboarding and trial experiences. You will design, build, and improve user activation and conversion, collaborating with Product, Design, and Data to turn insights into intuitive journeys.Although a full-stack role, the emphasis is on frontend development. You will ship...

Channel Factory is seeking a Senior Software Engineer to drive full-stack development using Python/Django and ReactJS. You will collaborate with product, design, and engineering teams to deliver scalable features across multiple services and data pipelines.You will mentor junior developers, design robust architectures, optimize code for performance, and...

About TelgeaTelgea is the largest mobile plan provider measured by launched in the most countries world-wide. We're backed by Telenor, Vodafone, Fastweb, and Swisscom. We give multinational enterprises unified connectivity across multiple countries through one solution. This is enabled by stitching together carriers, regulations, and billing across borders...

From internal tools to company-wide workflows, Noloco turns your data into a custom, AI-powered app your team will love to use. We empower teams running complex operations to create custom portals, such as internal tools, client portals, and CRMs. Changing the way small and medium-sized businesses grow and work together.Backed by Y Combinator, Frontline and...

We are hiring for one of our clients, seeking a DevOps Engineer to work on a Full-Time basis. The role involves designing, implementing, and maintaining CI/CD pipelines to support software development processes.Key Responsibilities:Design, implement, and maintain CI/CD pipelines using tools such as Jenkins, GitLab CI, or similar.Automate infrastructure...

4 days ago Be among the first 25 applicantsBe part of a growing business in the Kudelski Security DevOps teams (“you build it, you run it”) and within infrastructure engineering group, as a Senior DevOps Engineer to:Enable infrastructure as code: design, build, run and automate cloud infrastructures, delivery engineering and middleware components...

Company DescriptionSGS is the world’s leading Testing, Inspection and Certification company. We operate a network of over 2,500 laboratories and business facilities across 115 countries, supported by a team of over 100,000 dedicated professionals. With more than 145 years of service excellence, we combine the precision and accuracy that define Swiss...

WeAI, en Jungle, busca un/a AI Solutions Engineer para unirse al equipo y transformar visión en productos de IA en Barcelona. Se trabajará en desarrollo full stack asistido por IA, integración de agentes y orquestación de LLMs, con foco en calidad, seguridad y escalabilidad. El puesto requiere colaboración con equipos de producto y diseño, y un enfoque...

Senior Full Stack Engineer - AI Carbon Intelligence Platform * Full-time IFS is a billion-dollar revenue company with 7000+ employees on all continents. Our leading AI technology is the backbone of our award-winning enterprise software solutions, enabling our customers to be their best when it really matters–at the Moment of Service. This role is focused...

Our client is transforming the car rental industry through anasset-light, data-driven platformthat helps local businesses turn vehicles into new revenue streams. With200,000+ customers, 5,000+ vehicles, 500+ rental locations and 1,500+ partnersacross6 countries , they're scaling the technology behind a growing international mobility platform.Role...

HappyRobot Inc. in Barcelona is seeking a Forward Deployed Engineer to join our founding France team. You will work directly with customers to maximize value of our AI platform and contribute to onboarding, implementation, and ongoing support. The role blends strong technical work with clear communication, including full-stack development, AI/ML...

Orbio AI in Madrid is seeking an AI Agent Engineer / Full Stack Engineer (Python) to design, implement, and maintain scalable AI agents and backend services, integrating them into production environments. You will work with product, design, and ML teams to turn business requirements into robust technical solutions, review code, and help shape architecture...

Fever España is seeking a Staff Product Engineer to join our Data Team. You will own features end-to-end, shaping problems with Product and Design, building across the full stack, and tying engineering work to measurable business outcomes. You will work with TypeScript, Python services, and data platforms, bridging AI capabilities with product-facing...

UCB in Barcelona seeks a Lead Full-Stack AI Product Engineer to help build an AI-powered precision medicine platform. You will own end-to-end development, from architecture to deployment, and collaborate with Translational Analytics to translate complex data into actionable insights.You will contribute to AI capabilities, manage data security and access, and...

Senior Product Engineer to design and build AI agents and AI-enhanced features for developer tools, focusing on SaaS and full-stack development.

Join us at Wolters Kluwer and be part of a dynamic global technology company that makes a difference every day. We’re innovators with impact. We provide expert software and information solutions that the world’s leading professionals rely on, in the moments that matter most. We are currently looking for a Senior Product Software Engineer to join our...

Aircall, a unicorn AI-powered communications platform, is hiring a Senior Software Engineer for Growth & Onboarding in Madrid. You will design and build journeys that activate users, boost adoption, and improve trial conversion with Product, Design and Data colleagues.Although a full‑stack role, the emphasis is frontend: deliver user‑facing experiences,...

N26 is modernising its Banking Foundations to deliver secure and compliant banking services across Europe, with our Customer Identity initiative owning the full identity verification stack from KYC orchestration to regulatory checks. As a Backend Engineer you will collaborate with your Tech Lead to architect new features, design, develop, test, deploy and...

Preply Inc. in Barcelona is seeking a Senior II Full-Stack Engineer (back-end heavy) to join a cross-functional team. You’ll design and evolve scalable back-end systems with Python/Django while contributing to frontend in React/TypeScript, balancing immediate product needs with long-term sustainability. The role is hybrid, with about 85% back-end focus and...

A leading AI consultancy in Madrid is seeking a Software Engineer to collaborate with clients on innovative digital solutions. You’ll work across various industries, develop cutting-edge products, and mentor client teams on Agile values and best practices. This role requires experience in full-stack application development and strong communication skills...