Machine Learning Engineer
Core
Building and maintaining real-time ML ranking models for personalized content discovery (restaurants, venues, items) across Wolt's shopping journey in 30+ markets.
Role type
Senior Machine Learning Engineer (MLOps & Production)
Builds
Real-time recommendation models for restaurant and item ranking in Wolt's Discovery and Checkout flows
Domain
Food delivery / E-commerce personalization
Deliverable
production ML models
Required skills
End-to-end ML deployment, MLOps, Python, Docker, Kubernetes, workflow orchestration, model serving, real-time inference, scaling ML systems, production monitoring
Preferred skills
Experience with hundreds of RPS low-latency systems, troubleshooting ML deployments, cross-functional collaboration
Technologies
Python, Docker, Kubernetes, Flyte, MLflow, Seldon
Responsibilities
Build ML infrastructure for training and deploying ranking models; Work end-to-end from use case design to monitoring; Maintain production ML stack; Liaise with ML Platform team; Contribute to ML Engineering and Applied Science communities
Seniority
Mid-Senior, hands-on IC