Senior Machine Learning Engineer

We are looking for a driven and enthusiastic Senior Machine Learning Engineer who desires to contribute to the growth and success of our Data & Analytics Team. As a Machine Learning Engineer, you will be responsible for designing, developing, and deploying ML-powered data products that enhance our value proposition and drive business impact.

Requirements

• 5-8 years of experience in Machine Learning, Applied Data Science, or similar roles
• Strong proficiency in Python and common ML libraries (e.g. scikit-learn, TensorFlow, PyTorch)
• Experience developing and deploying ML models in production environments
• Solid understanding of core ML techniques (supervised and unsupervised learning)
• Experience with feature engineering and working with real-world datasets
• Familiarity with APIs and model serving (batch and/or real-time inference)
• Familiarity with Large Language Models and their use within end-to-end AI workflows
• Strong problem-solving skills and ability to translate business problems into ML solutions
• Ability to work independently and take ownership of projects end-to-end
• Master’s degree in Computer Science, Engineering, Mathematics, or a related field. A PhD in a relevant discipline is a plus.
• English proficiency (written and spoken, minimum B2 level)

Benefits

• Contract type: Permanent
• Working hours: Full-time – 40h/week, from Monday to Friday
• Hybrid (Barcelona): We love the focus of remote work, but we also value the magic of high-bandwidth, in-person collaboration. You can work from home most of the time, but we expect you to swing by our Barcelona office a couple of times a week to brainstorm, whiteboard UX flows, and grab a coffee with the team.
• Attractive compensation, including equity in the company
• Equity in the company (stock options plan)
• Development of your entrepreneurial spirit, having the chance to implement real-impact business decision
• Multicultural and international team
• Collaborative and smart environment to work and learn
• Free coffee to kick-start your day and free beers to celebrate together