Experteer Overview
In this role you contribute to building AI-powered features for content discovery, personalization, and operational workflows.

You will work under the AI Lead to translate high-impact problems into AI solutions and ship end-to-end AI pipelines.

The position emphasizes rigor, observability, and clear technical communication to stakeholders.

You will work in a hybrid, fast-moving environment within a integral tech company that enables rapid experimentation and deployment of AI-driven products.

Compensaciones / Beneficios
• Identify high-impact technical problems with AI Lead and translate them into concrete solutions
• Build end-to-end AI workflows (data, model/agent logic, evaluation, deployable prototypes)
• Apply engineering best practices: model behavior analysis, evaluation pipelines, human-in-the-loop review
• Integrate prototypes into real systems via APIs and services with observability (latency, cost, quality)
• Produce demos and documentation; clearly communicate results, tradeoffs,



and risks to technical and non-technical stakeholders

Responsabilidades
• 1-3 years of end-to-end product development experience or relevant internships
• Hands-on experience with LLMs or AI agents
• Proficiency in at least one programming language (Python preferred)
• Knowledge of Git and collaborative development practices; familiarity with Docker and/or container technologies
• Experience with cloud AI platforms (AWS, GCP, Azure) and AI services (OpenAI, Anthropic, etc.)
• Familiarity with MLOps: model versioning, experiment tracking, monitoring, API development (FastAPI or similar)
• Strong understanding of AI fundamentals: model failure modes, hallucinations, grounding, and evaluation-driven development

Requisitos principales
• hybrid model
• flexible hours
• Friday afternoon off
• training resources
• wellbeing platforms
• free coffee, juice, and lunch allowance

📌 Junior AI Engineer (España)
🏢 Rakuten
📍 España