Staff Backend Engineer, Customer Value Optimization at HelloFresh

HelloFresh is hiring a Staff Backend Engineer for its Customer Value Optimization tribe to design and own scalable infrastructure for serving machine learning models in production. The role bridges Data Science and Backend Engineering, defines model-serving and API best practices, leads cross-squad technical initiatives, ensures models are production-ready, and mentors engineers without direct line management. Candidates need 7+ years of backend engineering experience, strong Python skills, and experience with ML model-serving systems or platforms. The position offers a flexible hybrid arrangement with at least three office days per week and a Toronto pay range of CAD 149,940–159,940.