Senior Machine Learning Engineer
RemoteUnited States
Job Summary
Develop, maintain, and optimize machine learning models for recommendation systems that select advertising creatives based on client, campaign, audience, and context. Analyze performance data to identify patterns and validate new approaches for improving decision-making within the platform. Manage the full model lifecycle from feature engineering and training to deployment, monitoring, and maintenance while collaborating closely with creative teams to translate technical needs into data-driven solutions. Work alongside MLOps and engineering teams to ensure robust, scalable production environments. This remote role within an international AdTech company focuses on product-impactful machine learning at high scale, offering flexible European-based hours and access to cutting-edge technologies.
Required Qualifications
- 5+ años de experiencia en posiciones de Machine Learning, Data Science aplicada o Machine Learning Engineering
- Conocimientos sólidos en algoritmos de Machine Learning y Deep Learning
- Dominio de Python, SQL, estadística y frameworks/librerías de ML
- Experiencia o fuerte interés en Recommender Systems, ranking, personalización u optimización
- Capacidad para trabajar sobre grandes volúmenes de datos y resolver retos complejos
- Mentalidad analítica, proactiva y orientada a producto
- Habilidades para comunicar, trabajar en equipo y adaptarse a un entorno en constante cambio
- Nivel de inglés fluido
Desired Qualifications
- Experiencia previa en AdTech, publicidad programática, DSPs o Real Time Bidding
- Experiencia en sectores como gaming, marketplaces, e-commerce, fintech o productos digitales de alta escala
- Conocimiento de Java, Scala o tecnologías relacionadas con sistemas distribuidos
- Experiencia en ML system design, arquitectura o diseño técnico de soluciones de Machine Learning
- Experiencia trabajando con equipos de MLOps o participando en despliegue y mantenimiento de modelos
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