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AI Engineer Spain, Barcelona Jobs

11 Job Offers

Analytics Engineer I - AI & Data Enablement
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Join Glovo as an Analytics Engineer I in Barcelona to build reliable data foundations and enable next-gen data products. This entry-level role requires 1-2 years of experience, strong SQL and Python skills, and practical AI literacy for data workflows. You’ll support data models, validate outputs...
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Spain , Barcelona
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Not provided
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Delivery Hero
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Ai Engineer Intern
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Join FSP as an AI Engineer Intern in Barcelona starting September 2026. You'll build bespoke AI solutions on Microsoft Azure, focusing on Machine Learning or data pipelines. Ideal for final-year students with strong Python/C# skills and a passion for cutting-edge technology. Benefit from hybrid w...
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Spain , Barcelona
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Not provided
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FSP
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AI Software Engineer
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We are seeking an AI Software Engineer to design, build, and scale practical AI systems, directly reporting to the CTO in Barcelona or Paris. You will lead LLM integrations, develop AI agents and RAG systems, and manage a web developer for internal tools. This role requires 5+ years of software e...
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Spain; France , Barcelona; Paris
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Not provided
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Madbox
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Senior AI engineer
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Senior AI Engineer sought to lead the design and deployment of scalable machine learning systems in Barcelona. You will develop production-grade AI solutions for the aviation industry, focusing on reducing CO2 emissions. Requires 4+ years of Python experience, deep ML expertise, and technical lea...
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Spain , Barcelona
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SITA
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AI Engineer
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We are hiring an AI Engineer in Barcelona to design production-grade GenAI and Agentic AI solutions for enterprise and public sector clients. You will build RAG pipelines, multi-agent systems, and LLMOps workflows using Azure AI Foundry, LangChain, and CrewAI. Ideal candidates have 2+ years in AI...
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Spain , Barcelona
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Not provided
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FSP
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Software Engineer - PostgreSQL for AI Workloads
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Join Microsoft's Azure PostgreSQL team in Barcelona to build AI-native database capabilities. As a Senior Software Engineer, you will design and implement core systems for vector search, hybrid indexing, and in-database AI. This role requires deep systems programming expertise in C/C++/Rust and e...
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Spain , Barcelona
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Microsoft Corporation
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Principal Engineer - AI Platform Development (Azure PostgreSQL)
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Lead AI platform development for Azure PostgreSQL in Barcelona. Design and build next-gen AI database features like vector search and semantic indexing. Utilize your expertise in cloud-native architecture and languages like Python or C#. Shape the future of intelligent applications on a global Az...
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Spain , Barcelona
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Microsoft Corporation
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Software Engineer - PostgreSQL for AI Workloads
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Join Microsoft's Azure PostgreSQL team in Barcelona to build AI-native database capabilities. Develop core PostgreSQL features like vector search, hybrid indexing, and graph queries using C/C++/Rust. This role requires backend systems experience and offers growth in cutting-edge cloud database en...
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Spain , Barcelona
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Microsoft Corporation
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Senior Platform Engineer - AI Team
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Join our Barcelona team as a Senior Platform Engineer for AI. Design and manage a scalable AI platform on AWS/Kubernetes, ensuring high availability and cost efficiency. Leverage your skills in Python, CI/CD (GH Actions, Argo), and cloud AI services. Enjoy flexible remote/hybrid work, generous ho...
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Spain , Barcelona
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DocPlanner GmbH
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Founding Full-Stack Software Engineer – AI for Biopharma
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Join Equator as a Founding Full-Stack Engineer in Barcelona. Build an AI-native platform for biopharma using Python, React, and modern frameworks. Shape the product and architecture from the ground up in a key founding role. Requires 4-6 years of experience and a valid Spain work permit.
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Spain , Barcelona
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70000.00 EUR / Year
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Blu Selection
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AI & Machine learning Engineer
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Join our growing AI Engineering team in Barcelona as an AI & Machine Learning Engineer. You will design and deploy cutting-edge GenAI, LLM, and Agentic AI solutions on Azure for enterprise clients. This role requires strong Python skills and expertise in RAG, LLMOps, and cloud-based AI. Enjoy a h...
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Spain , Barcelona
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FSP
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About the AI Engineer role

Pursue a career at the forefront of technological innovation with AI Engineer jobs. An AI Engineer is a specialized professional who bridges the gap between data science theory and real-world software applications. They are responsible for designing, building, deploying, and maintaining robust, scalable, and efficient artificial intelligence systems that solve complex business problems. This role is a dynamic fusion of software engineering, data science, and systems architecture, focused on turning machine learning models and AI research into tangible products and services that deliver measurable value.

The typical responsibilities of an AI Engineer are diverse and multifaceted. A core function is the end-to-end development of AI systems. This includes data acquisition and preprocessing, feature engineering, model selection, and training. However, their work extends far beyond experimentation. AI Engineers are primarily tasked with deploying these trained models into production environments, a process known as MLOps (Machine Learning Operations). This involves containerizing models with tools like Docker, orchestrating workflows with platforms like Kubernetes, and creating scalable APIs for integration with other business applications. They build and maintain the entire data and model pipeline, ensuring it is reliable, monitored, and performant. Furthermore, with the rise of Generative AI, many AI Engineers now specialize in developing and optimizing applications using Large Language Models (LLMs). This includes sophisticated prompt engineering, building and orchestrating AI agents, and fine-tuning models for specific enterprise tasks, all while addressing critical considerations like security, bias, and ethical use.

To succeed in AI Engineer jobs, a specific and robust skill set is required. Proficiency in programming languages, particularly Python, is fundamental, along with a strong grasp of software engineering principles, algorithms, and data structures. Expertise in machine learning frameworks like TensorFlow, PyTorch, and Scikit-learn is essential. A deep understanding of cloud platforms (AWS, Google Cloud, or Microsoft Azure) and their AI/ML services is a standard requirement for building scalable solutions. Knowledge of MLOps tools for versioning, CI/CD, and monitoring is increasingly crucial. For roles focused on Generative AI, skills in prompt engineering, working with LLM APIs, and using frameworks like LangChain are highly sought after. Beyond technical prowess, strong problem-solving abilities, collaboration with cross-functional teams including data scientists and product managers, and a continuous learning mindset are vital traits for any AI professional. Explore the vast potential of this transformative field and find your next opportunity among the many exciting AI Engineer jobs available today.