We are a solid international company with strong ambitions and great expertise. With a focus on sustainability, on a daily basis we support companies enabling them to improve their travel management through our constantly evolving services and solutions, always characterized by our tech attitude and smart and innovative processes. Proactivity and Reliability, Kind collaboration, and communication are the core values of our Solution Culture.

If you like challenges and would love to be part of one of the fastest-growing B2B scale-ups, then BizAway is the company you have been looking for.

Senior Machine Learning

Engineer (m/w/d) 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. Designing, developing, and deploying ML-powered data products that enhance our value proposition and drive business impact. Collaborating closely with Data Analysts to translate business needs and KPIs into modeling approaches, and with Data Engineers to ensure robust data pipelines, feature availability, and production-ready systems.

Owning the full lifecycle of ML models, from problem framing and experimentation to deployment, monitoring, and continuous improvement, ensuring that models deliver measurable value over time.



Contributing to defining best practices for ML development, including model evaluation, versioning, and performance monitoring, while promoting a pragmatic and impact-driven approach to AI/ML within the company. 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 ~ Experience with feature engineering and working with real-world datasets ~ 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) Experience with experimentation frameworks (A/B testing) and impact measurement Experience with cloud platforms (AWS preferred) and containerization (Docker, Kubernetes) Knowledge of MLOps practices (model deployment, versioning, monitoring, retraining) Contract type: Permanent Full-time – 40h/week, from Monday to Friday Hybrid (Barcelona): Hybrid remote work with occasional office presence.

Free coffee to kick‐start your day and free beers to celebrate together.

📌 Machine Learning Engineer, Senior (Barcelona)
🏢 Bizaway
📍 Barcelona