Senior ML Engineer — LLM Systems & Evaluation

Grid Dynamics; Valladolid; Presencial; EUR 75.000 - 110.000; Jornada completa

Descripción de la vacante

Grid Dynamics en Valladolid, Castilla y León, España, busca un/a Senior Machine Learning Engineer para liderar proyectos de ML centrados en sistemas LLM y evaluación. Desarrollarás y evaluarás modelos, pipelines y herramientas para productos de IA de próxima generación.

Trabajarás en sistemas basados en LLM, incluyendo RAG, agentes y evaluaciones de seguridad, diseñando datasets, benchmarks y métricas para medir rendimiento y seguridad.

Formación

• 5+ years of experience in Machine Learning Engineering or related field.
• Strong Python programming skills and experience with 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
• Strong written and verbal communication skills

Responsabilidades

• Own machine learning projects from problem definition through implementation
• Design and implement evaluation methodologies for AI and ML 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

Python

Machine Learning

Model evaluation

RAG systems

LLM safety

Data pipelines

Herramientas

PyTorch

TensorFlow

JAX

Descripción del empleo

Grid Dynamics en Valladolid, Castilla y León, España, busca un/a Senior Machine Learning Engineer para liderar proyectos de ML centrados en sistemas LLM y evaluación. Desarrollarás y evaluarás modelos, pipelines y herramientas para productos de IA de próxima generación.

Trabajarás en sistemas basados en LLM, incluyendo RAG, agentes y evaluaciones de seguridad, diseñando datasets, benchmarks y métricas para medir rendimiento y seguridad.