Junior Ai Engineer

Rakuten
Barcelona, Spain
11 days ago
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Role details

Contract type
Internship / Graduate position
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours

Tech stack

Artificial Intelligence Amazon Web Services Microsoft Azure Cloud Computing Python (Programming Language) Web Services Google Cloud Large Language Models Git Fastapi Containerization AI Platforms
+6 more
Machine Learning Operations Api Design Software Version Control Automation Anywhere Docker Programming Languages

Job description

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 global 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

Requirements

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

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Good distractions

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Maria Apazoglou · Coffee With Developers

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Augmenting junior and principal engineering roles with AI

Neel Sundaresan Neel Sundaresan +1 · World Congress 2026 Europe

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Favorite git commands and the importance of patch commits

Eileen Uchitelle Eileen Uchitelle +1 · Coffee With Developers

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