End-To-End Product Engineer — Ai-Native

Factorial is seeking a Product Engineer to help scale AI-powered business management software. You’ll contribute across the stack with Ruby on Rails and React, shipping features end-to-end and exploring AI-driven workflows. You’ll join an engineering team that values curiosity, ownership, and impact, in a Barcelona or Madrid office setting with remote...

Telgea, based in Barcelona, is seeking a Product engineer to own projects end to end from scope to production and launch. You will use AI tools to design and implement solutions that integrate with the core platform while working with the engineering team. This on-site role requires 3+ years as a full stack engineer and 1+ year with product management,...

Mainloop Barcelona busca un Product Owner para liderar un producto de principio a fin, desde la visión hasta la producción. Trabajarás con un equipo de IA nativo, evaluando continuamente con usuarios y métricas.La posición combina diseño de producto, ingeniería y contacto directo con clientes para entregar valor real desde el primer día. Se valoran...

Pillar is hiring an AI Engineer to turn LLMs into reliable product experiences. You'll own end-to-end AI features, design agentic workflows, and build RAG and semantic pipelines.The role spans data, software, and product judgment, with collaboration across Product, AI and Engineering teams. You'll work in a startup/scaleup setting, shipping real features for...

Haddock is seeking a Product Engineer to own end-to-end product development, from ideation through deployment, with heavy AI tooling and data-driven workflows. You will design scalable architectures and collaborate across backend, frontend, and AI-enabled components to deliver outcomes for restaurant customers. Join a lean startup culture in Barcelona, with...

seQura is seeking a Senior Product Builder to own product problems across the B2B lifecycle, not just coding tasks. You’ll understand merchants, shape initiatives, and work across the stack to ship value that moves the business forward. You’ll drive decisions with data, collaborate with stakeholders, and apply AI judiciously to improve workflows while...

Dow Jones is seeking a Senior Software Engineer to join the GenAI Experiences team in Barcelona. You will take end-to-end technical ownership of complex AI-powered features, collaborating with data scientists, ML engineers, and product managers to deliver scalable, reliable solutions. You will remain hands-on while guiding large-scope projects, mentoring...

Xenon7 is seeking a forward deployment engineer to bridge enterprise AI platforms with Finance functions for a Fortune 100 client. You will prototype and deploy AI tools, integrate with regulated environments, and drive measurable ROI across FP&A, Controllership, and CFO leadership. You will own end-to-end delivery, from discovery to production, with an...

Job Description: We Dream. We Do. We Deliver. We are Merkle, a performance marketing agency who specialise in the delivery of personalised customer experiences across platforms and devices. We call it 'people-based' marketing, and we are proud to be recognised as an industry leader. Our head office is in Columbia, Maryland and our expansion in Europe...