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ML Engineer

Barcelona, Spain💼 Full-time🗓 2026-09-22 → 2026-09-26

Core

End-to-end ownership of machine learning models, specifically recommender systems, to enhance game features and player experience in social casino mobile games.

Role type

Senior Machine Learning Engineer (MLOps)

Builds

Production ML models, monitoring systems, and experimentation pipelines for social casino games

Domain

Gaming / Social Casino / Mobile Apps

Deliverable

production ML models

Required skills

Recommender systems, Python, SQL, ML libraries (scikit-learn, PyTorch/TensorFlow, XGBoost), experiment tracking (MLflow, Weights & Biases), model monitoring, cloud platforms (GCP, AWS, Azure), Docker, Airflow

Preferred skills

Snowflake, Generative AI (LLMs), RAG systems, agentic AI frameworks (LangChain, CrewAI), Streamlit

Technologies

MLflow, Weights & Biases, Streamlit, GCP, AWS, Azure, Docker, Airflow, Snowflake

Responsibilities

Design, train, evaluate, and retrain ML models; define model performance monitoring metrics and thresholds; establish model versioning and experiment tracking; create templates for model handoff; build training and feature-engineering pipelines; develop simple interfaces to expose ML capabilities

Seniority

Senior, hands-on IC

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