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Senior AI Engineer

Remote, Madrid·Added 1 month ago

Trinetix

9 open roles

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Overview

Job details

Fully remote
Per the ad.

Requirements

Have the right to work in Spain
Trinetix doesn't mention sponsorship in the ad.
Work in English
English is required, per the ad.
Have 5+ years of experience
Senior-level role.

Requirements

What we're looking for

Must-Haves

5+ years of experience in software engineering, backend engineering, applied AI, or related fields
Strong Python fundamentals and experience building maintainable, production-grade Python applications
Experience designing and deploying AI or LLM-powered products beyond proof-of-concept or notebook environments
Experience building backend services and APIs using Python
Strong understanding of software engineering fundamentals, including modular design, testing, version control, and CI/CD
Hands-on experience evaluating LLM outputs and designing repeatable test cases for AI applications
Experience with observability, instrumentation, logging, tracing, or monitoring of production applications
Understanding of the challenges involved in making probabilistic AI systems reliable and predictable
Experience integrating applications with external APIs, data sources, and enterprise systems
Ability to reason from first principles and solve unfamiliar technical problems rather than relying solely on frameworks or tools
Strong communication skills and experience working directly with technical and business stakeholders
Ability to balance hands-on delivery with technical guidance and solution design

Nice to have

Nice-to-Haves

Experience with RAG, semantic search, embeddings, vector databases, or other retrieval-based AI architectures
Experience building agentic or multi-step LLM workflows
Familiarity with structured LLM outputs, tool calling, and schema-driven application patterns
Experience with AI evaluation, experimentation, or observability platforms
Experience with Microsoft Azure AI Foundry, Microsoft Fabric, Databricks, or similar enterprise platforms
Experience with cloud infrastructure, containerisation, and production deployment of Python services
Familiarity with modern Python frameworks and tooling for APIs, data validation, testing, and dependency management
Experience integrating AI applications with enterprise data platforms and semantic layers
Exposure to consulting, financial services, manufacturing, or other enterprise environments
Experience supporting production applications used by external clients or business-critical teams

The role

We 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 do

Design and build production-grade AI applications and services using Python
Translate business requirements and AI use cases into practical technical solutions
Build backend services, APIs, workflows, and integrations that incorporate LLMs and other AI capabilities
Design evaluation frameworks and test cases to measure the quality and reliability of AI outputs
Develop techniques to improve the consistency and predictability of LLM-powered features
Implement observability, instrumentation, tracing, and monitoring for AI systems
Build reusable components for prompting, model interaction, evaluation, retrieval, and orchestration
Develop automated tests and CI/CD pipelines for AI applications
Integrate AI applications with enterprise data platforms, APIs, and business systems
Diagnose and resolve issues in deployed applications and support production workloads
Contribute to architecture and technology decisions across AI products
Review engineering work and establish best practices for Python and AI application development
Work directly with clients and stakeholders to refine requirements, evaluate trade-offs, and shape solutions

How you'll work

Hybrid or full remote

About Trinetix

Trinetix is a global digital transformation consultancy and software engineering company that helps enterprises modernize their operations through custom software development, data engineering, and AI solutions. With a focus on delivering scalable cloud-based platforms and intelligent automation, Trinetix serves clients across industries such as finance, healthcare, and retail. The company operates internationally, with its global headquarters in Nashville, USA, and maintains a significant delivery presence in Europe, particularly in Ukraine and other regions.

In Spain, Trinetix is expanding its team with roles in data engineering, AI development, and cloud architecture, indicating a growing investment in the Spanish tech talent market. The company offers a remote-friendly work culture and opportunities to work on cutting-edge projects involving Databricks, .NET, Angular, and AI technologies. For international professionals, Trinetix provides a chance to join a global consultancy with a diverse, cross-border team, making it an attractive option for those seeking to work on enterprise-scale digital transformation projects while based in Spain.

Founded: 2011
Employees: 500–1,000
Headquarters: Nashville, USA
Website: trinetix.com

Good to know if you are moving

Trinetix has a global delivery model, allowing professionals to work on international projects from Spain without needing to relocate to the US.
The company emphasizes a culture of innovation and continuous learning, with opportunities to work on AI, data engineering, and cloud technologies.
Trinetix offers remote and hybrid work arrangements, providing flexibility for international hires based in Spain.
The company has a diverse, multicultural team, making it a welcoming environment for professionals from various backgrounds.

In their own words

Additional information

About Us

Established in 2011, Trinetix is a dynamic tech service provider supporting enterprise clients around the world.

Headquartered in Nashville, Tennessee, we have a global 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

All open roles at Trinetix