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# AI Engineer

- **Company:** Finom
- **Location:** Spain
- **Contract:** Permanent contract
- **Skills:** Artificial Intelligence, Fraud Prevention and Detection, Python (Programming Language), Large Language Models, Document Classification
- **Published:** July 12, 2026
- **Apply:** https://es.trabajo.org/oferta-5354-d946c30f2c1066da23117aabfc077a4d

## About the Role

value for customers and the business. What You Will Be Doing - Build and ship AI-powered product and internal solutions using LLMs, RAG, tool calling, workflows, and agentic patterns - Own AI systems end-to-end: problem framing, architecture, implementation, evaluation, deployment, monitoring, and iteration - Partner closely with solution managers, domain teams, and engineers to integrate AI into real workflows rather than isolated demos - Design quality and evaluation frameworks for AI systems, including offline evals, online signals, failure analysis, and continuous improvement loops - Develop scalable and reliable inference pipelines with strong attention to latency, cost, security, and observability - Work on use cases such as onboarding, customer care, transaction and document classification, knowledge assistants, fraud detection, and operational automation - Contribute to AI platform and tooling decisions that improve reuse, speed, and consistency across teams - Challenge
assumptions, propose better approaches, and help shape the roadmap rather than only execute tickets - Experiment boldly, learn quickly from failures, and turn insights into stronger systems and better practices What Success Looks Like - Become fully embedded in the team and business domains you support - Deliver at least one significant AI capability into production - Generate visible impact through revenue uplift, cost savings, productivity gains, or risk reduction - Raise the technical bar for how Finom builds, evaluates, and operates AI systems - Help other teams adopt AI more effectively through strong engineering practice and pragmatic guidance Who You Are - A strong software engineer with deep Python experience and a track record of shipping production systems - Comfortable across the full lifecycle: prompting, retrieval, experimentation, evaluation, deployment, and production support - Strong at turning ambiguous business problems into robust technical
solutions - Product-minded and focused on real user outcomes, not just model outputs - Autonomous, pragmatic, and able to keep momentum without heavy supervision - Clear in communication and comfortable working across functions - Curious, proactive, low-ego, and biased toward action - Someone who actively keeps up with the fast-moving AI landscape and can separate hype from what is actually useful Must-Haves - Proven experience building and deploying AI systems in production - Strong Python and software engineering fundamentals - Hands-on experience with LLM applications, including some of: RAG, tool use, age

## Description

Spain. At Finom, we're not just redefining the entrepreneurial experience - we're empowering our employees to make a real difference. Your work matters, and your impact extends far beyond product metrics. We nurture innovation and an inspiring work environment where bold ideas thrive, prioritizing thorough research, swift implementation of solutions, and ensuring that every effort we make benefits our users, employees, partners, and our business as a whole. Senior AI Engineer This role is for someone who can move comfortably from prototype to production: shaping the solution, building the system, measuring quality, and improving it over time. You will work on high-impact initiatives across onboarding, customer support, AI accounting, fraud and risk workflows, document understanding, internal automation, and agentic systems used by multiple teams. This is not a pure research role. It is a hands-on engineering role focused on delivering production-grade AI capabilities that create clear


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