ppWe're looking for a bFull Stack Engineer /b for one of our clients who enjoys building new products from the ground up and is eager to help shape AI tooling for the mobility industry. /p ul liWork across the full stack to solve complex problems using incomplete and messy data /li liDesign and evolve canonical data models /li liBuild pipelines to handle real-world data inputs /li liDefine and implement methods to resolve conflicting data /li liBuild and orchestrate agents that reason over data and take action /li liDesign agent behavior, including failure and recovery processes /li liCreate outputs that are explainable and auditable /li liShip features from idea through to production /li liHelp shape product direction, not just implement technical decisions /li liStrong full-stack engineering skills (tech stack experience is versátil) /li liComfortable working with ambiguity and messy,



inconsistent data /li liAbility to take problems from concept to shipped solution /li liProduct-oriented mindset, focused on delivering outcomes /li liOpen to forming and revising strong opinions as the project evolves /li liDemonstrated ability to think creatively and critically about what you build /li liRuby on Rails (API) /li liReact / Next.js /li liPython (data and AI orchestration) /li liCompetitive salary: €40,000 to €80,000 /li liMeaningful equity /li liFlexible working (3 days in office) /li liBarcelona HQ with beachfront location /li liGenerous holiday allowance plus public holidays /li liTeam off-sites in exciting locations /li /ul /p #J-18808-Ljbffr

📌 Full-Stack AI Tooling Engineer — Product Vision & Equity (Barcelona)
🏢 Joppy
📍 Barcelona