AI Engineer - Agentic Systems

4 days ago

Barcelona, SpainSenior

Responsibilities

Design and implement scalable architectures for role-based AI agents and multi-agent workflows.
Define agent responsibilities, tools, interaction patterns, delegation, context sharing, and hand-offs.
Integrate agents with Horizon operational data, analytics, forecasts, reports, logbooks, documentation, APIs, and workflows.
Build evaluation frameworks and test datasets covering quality, groundedness, tool selection, workflow completion, hallucination risk, safety, regression, latency, and reliability.
Implement observability and traceability for prompts, retrieved context, tool calls, model responses, decisions, failures, and user feedback.
Deploy and operate AI services in production with software and platform engineers.
Collaborate with renewable energy domain experts to ensure outputs are technically meaningful and appropriate for operational decisions.
Assess developments in LLMs, agent orchestration, multimodal systems, evaluation, and AI engineering for production use.

Master's degree in Computer Science, Artificial Intelligence, Machine Learning, Data Science, Mathematics, or a related field, or equivalent practical experience.
Proven experience building AI agents, agentic workflows, or AI assistants, preferably in production environments.
Experience with Retrieval-Augmented Generation, embeddings, vector search, and prompt engineering.
Strong Python software engineering skills and experience developing production-grade applications.
Experience integrating AI solutions with APIs, databases, and enterprise systems.
Familiarity with Git, CI/CD, Docker, and cloud-native development practices.
Strong written and spoken English communication skills.
Preferred experience deploying AI workloads on Kubernetes and working with self-hosted LLMs and model serving.
Preferred familiarity with ClickHouse, MongoDB, vector databases, and time-series data platforms.
Curiosity, adaptability, proactive ownership, collaborative working style, and the ability to communicate complex AI concepts clearly.
Applicants must submit a short report or demo of an AI agent they have built.

Medical scheme, life insurance, and pension plan.
Home working allowance of up to 2 days per week.
Coaching, mentoring, international networks, and tailored technical training.
Employee referral scheme.
Collaborative working environment with experienced industry professionals.
Background checks are conducted for final candidates in accordance with applicable laws.

10,000+ employees