Experteer Overview As a Senior Machine Learning Engineer at Dow Jones, you own the ML lifecycle with a focus on LLMOps, driving production-ready solutions. You will shape end-to-end ML pipelines and ML infrastructure, collaborating with data scientists, engineers, and product teams. Your work will span semantic layer development, fine-tuning, model evaluation, deployment, and multi-agent systems. You’ll optimize performance, establish robust monitoring and retraining, and mentor junior engineers. This role offers impact across product and UX, in a fast-paced tech-driven newsroom environment. Compensaciones / Incentivos • Own end-to-end ML model development, optimization, and deployment • Develop and manage LLM-based solutions including semantic layer, fine-tuning, and evaluation • Design robust model monitoring, retraining, and scalable ML pipelines • Improve inference performance for production environments • Collaborate with data scientists, engineers, and product teams to integrate ML solutions • Enhance experimentation frameworks, versioning, and A/B testing strategies • Uphold MLOps best practices: automation,



reproducibility, and CI/CD for ML • Contribute to ML infrastructure architecture and mentor junior ML engineers Responsabilidades • Bachelor in Computer Science • 2-4 years of ML experience with production models • Strong experience with LLMOps: fine-tuning, prompt engineering, lifecycle management • Experience developing agent and multi-agent systems • Advanced hands-on with cloud-based data warehouses; Snowflake preferred • Proficiency in Python and SQL; experience with TensorFlow or PyTorch • Familiarity with Scikit-learn, Pandas, NumPy • Experience building MLOps pipelines with MLflow or Airflow • Experience with cloud platforms (AWS, GCP, or Azure) and big data frameworks like Spark or Dask Requisitos principales • Comprehensive healthcare • Extra paid time off (30 days/year) • Partial remote work (3 months/year) and quarterly remote week • Meal benefit with Pluxee • Retirement plans with employer match • Well-being resources and insurance

📌 Senior Machine Learning Engineer, MLOps (Barcelona)
🏢 Dow Jones u0026
📍 Barcelona