ML Systems Engineer III - MLOps & Infra

Expedia Group; Madrid; On-site; EUR 56,000 - 78,000; Full time

Benefits offered by this job

Medical coverage

Dental coverage

Vision coverage

Paid time off

Travel discounts

IATAN membership

Wellness program

Employee Assistance Program

Job summary

Expedia Group in Madrid is seeking a Machine Learning Engineer III to join the Revenue Optimization ML team. You will design, build, and maintain scalable ML infrastructure for training, deployment, and real-time serving across batch and streaming pipelines.

You will collaborate with data scientists to push models from development to production, optimize compute resources, monitor systems, and contribute to ML Ops practices including CI/CD pipelines.

Qualifications

• Bachelor's or Master’s degree in Computer Science, Software Engineering, or related field.
• 3+ years of experience in Software, Data, or ML engineering roles.
• Proficient in Python and ML frameworks like TensorFlow or PyTorch.
• Experience with cloud platforms (AWS, GCP), containers (Docker, Kubernetes), and scalable data systems (Spark, Kafka).
• Familiar with CI/CD tools (GitHub Actions) and ML model serving technologies (MLflow).
• Ability to collaborate across teams and mentor junior engineers.

Responsibilities

• Design and implement scalable ML infrastructure for training, deployment, and serving in batch and real-time environments.
• Build and maintain data pipelines for large-scale processing and feature engineering.
• Optimize compute resources and improve model serving performance across ML systems.
• Implement robust monitoring, logging, and alerting systems, contributing to ML Ops practices including CI/CD pipelines.
• Collaborate with ML scientists to streamline the model development-to-production workflow.
• Research and integrate new technologies, mentor junior engineers, and communicate technical solutions to diverse stakeholders.

Skills

Python

TensorFlow

PyTorch

Docker

Kubernetes

Cloud platforms

GitHub Actions

MLflow

Education

Bachelor's or Master's in CS/SE

Tools

Spark

Kafka

Job description

Expedia Group in Madrid is seeking a Machine Learning Engineer III to join the Revenue Optimization ML team. You will design, build, and maintain scalable ML infrastructure for training, deployment, and real-time serving across batch and streaming pipelines.

You will collaborate with data scientists to push models from development to production, optimize compute resources, monitor systems, and contribute to ML Ops practices including CI/CD pipelines.