Experteer Overview As a Product Engineer at Factorial, you will shape the AI-driven finance domain, building scalable multi-agent features that automate finance workflows. You’ll own the end-to-end loop from problem definition to measuring impact, ensuring reliability and user value. You’ll work with a fast, hands-on team to push probabilistic, LLM-integrated solutions on top of Ruby on Rails and React. This role offers the chance to influence core product decisions and drive real, measurable outcomes for thousands of users.

Compensaciones / Ventajas • Design and architect complex AI-enabled features and multi-agent workflows • Define high-level prompts and orchestrate agents to generate underlying code • Review, validate, and ensure security, scalability, and coherence of agent outputs • Define workflows, run experiments,



and share findings to drive fast iteration • Collaborate with cross-functional teammates to translate AI hypotheses into working products

Responsabilidades • 4+ years in software engineering with a track record shipping AI features • Experience with reviewing agentic workflows and understanding LLM architecture tradeoffs • Ability to break down non-deterministic outputs for actionable downstream use • Proficiency with Ruby on Rails u0026 React and integrating AI models into scalable environments • Able to explain complex technical decisions in plain English to non-technical stakeholders • Willingness to own the end-to-end product loop from hypothesis to measurement

Requisitos principales • ESOP plan • Alan private health insurance • Wellhub fitness benefits • Cobee for expenses • Language classes • Office breakfasts and organic fruit

📌 Senior Product Engineer - Finance Domain (Barcelona)
🏢 Factorial Hr
📍 Barcelona