Senior ML Engineer, LLM Systems & Evaluation Expert

Grid Dynamics; Córdoba; Presencial; EUR 90.000 - 110.000; Jornada completa

Descripción de la vacante

Grid Dynamics Cordoba, Andalucía, Spain seeks a Senior Machine Learning Engineer focused on LLM systems and evaluation. You will own ML projects end-to-end and help shape next-generation AI products.

You will design evaluation methodologies, build datasets and benchmarks, and work with RAG, agents, and safety systems while collaborating with product, engineering, and research teams to translate business goals into measurable ML objectives.

Formación

• 5+ years of experience in Machine Learning Engineering or a related field.
• Strong understanding of machine learning fundamentals and model evaluation
• Strong Python programming skills and experience with modern ML frameworks such as PyTorch, TensorFlow, or JAX
• Understanding of retrieval-augmented generation (RAG), agentic systems, and LLM safety concepts
• Experience training, fine-tuning, or adapting machine learning models
• Experience working with Large Language Models beyond simple API integration
• Experience evaluating AI systems and translating results into actionable recommendations
• Experience building and maintaining machine learning systems and pipelines
• Ability to work effectively in ambiguous problem spaces with incomplete requirements and limited data
• Strong written and verbal communication skills

Responsabilidades

• Own machine learning projects from problem definition through implementation
• Design and implement evaluation methodologies for AI and machine learning systems
• Create datasets, benchmarks, and metrics to measure model and product performance
• Evaluate and improve LLM-based systems, including RAG applications, agents, safety systems, and end-to-end AI products
• Analyse model behaviour, identify failure modes, and recommend practical improvements
• Build and maintain ML pipelines, tooling, and evaluation infrastructure
• Collaborate with product, engineering, and research teams to translate business goals into measurable ML objectives
• Prototype and iterate rapidly to solve business and product challenges
• Communicate findings, trade-offs, and recommendations to both technical and non-technical stakeholders

Conocimientos

5+ years experience

Python

RAG

LLM safety

Model evaluation

ML pipelines

Communication

Herramientas

PyTorch

TensorFlow

JAX

Descripción del empleo

Grid Dynamics Cordoba, Andalucía, Spain seeks a Senior Machine Learning Engineer focused on LLM systems and evaluation. You will own ML projects end-to-end and help shape next-generation AI products.

You will design evaluation methodologies, build datasets and benchmarks, and work with RAG, agents, and safety systems while collaborating with product, engineering, and research teams to translate business goals into measurable ML objectives.