Senior Machine Learning Engineer
Core
Senior ML Engineer building dynamic pricing and recommender systems for mobile games using tabular models.
Role type
Senior IC machine learning engineer (tabular models)
Builds
Dynamic pricing and recommender system models for mobile games
Domain
Mobile gaming, monetization
Deliverable
production ML models
Required skills
Tabular ML (neural networks, gradient-boosted trees), feature engineering, SQL, model evaluation, A/B test planning, data drift analysis
Preferred skills
Ad tech, recommender systems, production APIs, Ray framework, AI-assisted development tools
Technologies
PyTorch, PyTorch Lightning, TensorFlow, XGBoost, CatBoost, scikit-learn, SQL
Responsibilities
Build and improve training pipelines for pricing/recommender models; monitor live model performance and investigate data drift; diagnose model issues and restore quality; collaborate with product teams on A/B tests; explain model outcomes in terms of revenue and player metrics
Seniority
Senior, hands-on IC