Job Description:
About Us
Rakuten TV is a leading streaming platform available in 42 countries across Europe, offering transactional, advertising-based, and free ad-supported streaming content. We are part of Rakuten Group, one of the world's leading internet services companies.
We are looking for a Junior AI Engineer to join our AI team and work directly with our AI Lead. You will contribute to the design, development, and deployment of AI-powered solutions across content discovery, personalization, and operational workflows.
This role is AI-first: you're expected to use AI tools in your daily work to speed up delivery while maintaining engineering rigor, traceability, and quality.
Responsibilities
- Partner with the AI Lead to identify high-impact technical problems, translate them into concrete AI solutions and deliver them.
- AI Engineering:Build end-to-end AI workflows: data → model/agent logic → evaluation → deployable prototype.
- Apply engineering best practices with rigor: reason about model behavior/limitations, design evaluation pipelines (golden datasets,



regression tests, human-in-the-loop review).
- Integrate prototypes into real systems via APIs and services, ensuring observability (latency, cost, quality).
- Communication:Produce clear demos and documentation; communicate results, tradeoffs, and risks to both technical and non-technical stakeholders.

Requirements
- 1–3 years of experience building products end-to-end, from architecting solutions to deploying production-grade software; internships directly related to the role are also considered valuable.
- Hands-on experience with LLMs or AI agents.
- Proficiency in at least one programming language (Python is a plus), knowledge of Git and collaborative development practices, and familiarity with Docker and/or container technologies.
- Experience with cloud-based AI platforms (AWS, GCP, Azure) and AI services from providers (OpenAI, Anthropic, and similar).
- Familiarity with MLOps practices: model

📌 Junior AI Engineer (España)
🏢 Rakuten Tv
📍 España