> Markdown version of [/jobs/ext/2968569-senior-ml-engineer-llm-systems-evaluation](https://www.wearedevelopers.com/jobs/ext/2968569-senior-ml-engineer-llm-systems-evaluation). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Ml Engineer - Llm Systems & Evaluation - **Company:** Grid Dynamics - **Location:** Barcelona, Spain - **Contract:** Permanent contract - **Skills:** Python (Programming Language), Machine Learning, Pytorch, Large Language Models - **Published:** September 17, 2026 - **Apply:** https://www.buscojobs.com.es/senior-ml-engineer-llm-systems-evaluation-en-barcelona-ID-371548249 ## About the Role You will design end-to-end ML pipelines and collaborate with cross-functional teams.Ideal candidates have 5+ years in ML engineering, strong Python, PyTorch/TF/JAX, and experience with RAG, agents, and LLM safety concepts. Excellent communication and ability to work in ambiguous spaces are required. #J-*****-Ljbffr ## Description Grid Dynamics Barcelona, barcelonés (comarca) is seeking a Senior Machine Learning Engineer to lead LLM systems and evaluations.You will design end-to-end ML pipelines and collaborate with cross-functional teams.Ideal candidates have 5+ years in ML engineering, strong Python, PyTorch/TF/JAX, and experience with RAG, agents, and LLM safety concepts.Excellent communication and ability to work in ambiguous spaces are required.#J-*****-Ljbffr ## Related Videos - [Introduction to Azure Machine Learning](https://www.wearedevelopers.com/videos/368-introduction-to-azure-machine-learning) - [Creating Industry ready solutions with LLM Models](https://www.wearedevelopers.com/videos/899-creating-industry-ready-solutions-with-llm-models) - [Beyond the Hype: Building Trustworthy and Reliable LLM Applications with Guardrails](https://www.wearedevelopers.com/videos/1594-beyond-the-hype-building-trustworthy-and-reliable-llm-applications-with-guardrails) - [Photonic Computing: Programming a New Class of AI Accelerators (incl. Live Coding)](https://www.wearedevelopers.com/videos/100196-photonic-computing-programming-a-new-class-of-ai-accelerators-incl-live-coding) - [How Machine Learning is turning the Automotive Industry upside down](https://www.wearedevelopers.com/videos/61-how-machine-learning-is-turning-the-automotive-industry-upside-down) - [Lies, Damned Lies and Large Language Models](https://www.wearedevelopers.com/videos/1231-lies-damned-lies-and-large-language-models) ## Related Articles - [What Are Large Language Models?](https://www.wearedevelopers.com/magazine/304-what-are-large-language-models) - [How to Become an AI Engineer](https://www.wearedevelopers.com/magazine/331-how-to-become-an-ai-engineer) - [MLops – Deploying, Maintaining And Evolving Machine Learning Models in Production](https://www.wearedevelopers.com/magazine/115-mlops-deploying-maintaining-and-evolving-machine-learning-models-in-production) - [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers) - [The Best Large Language Models on The Market](https://www.wearedevelopers.com/magazine/319-the-best-large-language-models-on-the-market) - [Graph and AI Trends 2026: Why Is AI Running but Not Yet Delivering?](https://www.wearedevelopers.com/magazine/680-graph-and-ai-trends-2026-why-is-ai-running-but-not-yet-delivering)