Hybrid or full remoteWe are looking for a Senior AI Engineer to design and build production-grade AI applications and services using Python. In this role, you will turn business and AI use cases into reliable, scalable technical solutions, working with LLMs, backend services, APIs, and enterprise systems.What You’ll DoDesign and build production-grade AI applications and services using PythonTranslate business requirements and AI use cases into practical technical solutionsBuild backend services, APIs, workflows, and integrations that incorporate LLMs and other AI capabilitiesDesign evaluation frameworks and test cases to measure the quality and reliability of AI outputsDevelop techniques to improve the consistency and predictability of LLM-powered featuresImplement observability, instrumentation, tracing, and monitoring for AI systemsBuild reusable components for prompting, model interaction, evaluation, retrieval, and orchestrationDevelop automated tests and CI/CD pipelines for AI applicationsIntegrate AI applications with enterprise data platforms, APIs, and business systemsDiagnose and resolve issues in deployed applications and support production workloadsContribute to architecture and technology decisions across AI productsReview engineering work and establish best practices for Python and AI application developmentWork directly with clients and stakeholders to refine requirements, evaluate trade-offs, and shape solutionsMust-Haves5+ years of experience in software engineering, backend engineering, applied AI, or related fieldsStrong Python fundamentals and experience building maintainable, production-grade Python applicationsExperience designing and deploying AI or LLM-powered products beyond proof-of-concept or notebook environmentsExperience building backend services and APIs using PythonStrong understanding of software engineering fundamentals, including modular design, testing, version control, and CI/CDHands-on experience evaluating LLM outputs and designing repeatable test cases for AI applicationsExperience with observability, instrumentation, logging, tracing, or monitoring of production applicationsUnderstanding of the challenges involved in making probabilistic AI systems reliable and predictableExperience integrating applications with external APIs, data sources, and enterprise systemsAbility to reason from first principles and solve unfamiliar technical problems rather than relying solely on frameworks or toolsStrong communication skills and experience working directly with technical and business stakeholdersAbility to balance hands-on delivery with technical guidance and solution designNice-to-HavesExperience with RAG, semantic search, embeddings, vector databases, or other retrieval-based AI architecturesExperience building agentic or multi-step LLM workflowsFamiliarity with structured LLM outputs, tool calling, and schema-driven application patternsExperience with AI evaluation, experimentation, or observability platformsExperience with Microsoft Azure AI Foundry, Microsoft Fabric, Databricks, or similar enterprise platformsExperience with cloud infrastructure, containerisation, and production deployment of Python servicesFamiliarity with modern Python frameworks and tooling for APIs, data validation, testing, and dependency managementExperience integrating AI applications with enterprise data platforms and semantic layersExposure to consulting, financial services, manufacturing, or other enterprise environmentsExperience supporting production applications used by external clients or business-critical teamsAbout UsEstablished in 2011, Trinetix is a dynamic tech service provider supporting enterprise clients around the world.Headquartered in Nashville, Tennessee, we have a integral team of over 1,000 professionals and delivery centers across Europe, the United States, and Argentina. We partner with leading global brands, delivering innovative digital solutions across Fintech, Professional Services, Logistics, Healthcare, and Agriculture.Our operations are driven by a strong business vision, a people-first culture, and a commitment to responsible growth. We actively give back to the community through various CSR activities and adhere to international principles for sustainable development and business ethics.To learn more about how we collect, process, and store your personal data, please review our Privacy Notice: https://www.Trinetix.Com/corporate-policies/privacy-notice#J-18808-Ljbffr

📌 Senior Ai Engineer (Madrid)
🏢 Trinetix
📍 Madrid