We are seeking a Senior Machine Learning Engineer to join the Growth Tech Alliance. You will be responsible for maturing algorithmic prototypes into high-performance production systems, ensuring our AI-driven marketing optimization is served reliably and autonomously at a global scale. We are hiring a Senior Machine Learning Engineer to take our AI tooling to the next level by architecting and deploying the robust infrastructure behind our intelligent marketing optimization systems. You will provide critical engineering execution for our AI initiatives. You will develop scalable microservices for predictive scoring, orchestrate complex LLM-based agents for creative intelligence. As the ML engineering expert for the team, you will drive the maturation of algorithmic prototypes into high-performance production systems with maximum Speed & Agility, shaping the future of how HelloFresh automates marketing at an unprecedented scale. Build robust integration layers for visual AI pipelines that process multi-modal embeddings that power various predictive models. Engineer high-throughput, low-latency data pipelines to process 1P data and pipeline signals into external platforms like Meta and Google. Collaborate with data scientists and other engineers in a cross-functional team to improve HelloFresh’s value forecasting efficiency. Experience leading the end-to-end lifecycle of production ML systems, from architectural design to scalable deployment and monitoring. Expertise in leveraging hyperscaler ecosystems (AWS, GCP, Azure) to build cost-effective, resilient, and automated ML infrastructure. Deep technical proficiency with modern ML frameworks (PyTorch, TensorFlow, HuggingFace) Expert programming skills in Python and PySpark. A BS/MS in Computer Science or a related engineering field, coupled with a proven track record of bringing ML systems from prototype to high-traffic production.



Proven experience engineering robust data architectures that reliably process and combine diverse data formats, ranging from structured offline conversion data to unstructured multimedia assets. A demonstrated bias for action and extreme ownership, eager to adopt Gen AI tools to creatively solve architectural challenges and enhance engineering velocity. Health & Wellness
- Health & Dental benefits from day 1, a Health Spending Account, unlimited access to the Headspace app to meet your self-care needs, and 25% discount on GoodLife fitness memberships Vacation & PTO
- Time off is also an important part of self-care

We offer
generous vacation and PTO to help you create a good work-life balance. Family Benefits
- A parental leave top-up program for expectant parents. Work Hard & Have Fun
- From team socials to engaging company days, you’ll have plenty of opportunity to experience the fun Diversity & Inclusion Initiatives
- With impactful ERG’s like FreshPride, Women Empowered and LIMES, we are committed to our diversity, equity & inclusion efforts. Food Puns
- this one is kind of a big dill if you haven’t already noticed. Flexible Hybrid Approach At HelloFresh, we know that flexible work arrangements are essential in enabling you to do your best work, while balancing your personal and life needs. Offering remote work flexibility, along with the opportunity to interact and collaborate in the office are all a part of creating a excellent employee experience. To meet these needs, we are pleased to provide Flexible Hybrid work. Flexible Hybrid is a people-first approach that is based on choice, trust, personalization, and empowers teams to choose when and how often they work from the office and work from home, in addition to team days and company days. This means a minimum of 2 days in office per week, with most teams in office between 2-3 days a week. HelloFresh Canada uses AI-integrated technology to help us process and evaluate applications more efficiently. While these tools assist our workflow, all final selection decisions are made by our hiring team. 170,000—$190,000 CAD #

📌 Senior Remote Machine Learning Engineer (Toronto)
🏢 HelloFresh
📍 Toronto