# Staff Machine Learning Engineer, AdTech at HelloFresh

- Company: HelloFresh
- Status: Open
- Workplace: On-site
- Location: Toronto, Ontario, Canada
- Level: Staff
- Discipline: AI & ML
- Employment: Full-time
- Posted: 2026-11-11
- Skills: AI, ML
- Apply: https://careers.hellofresh.com/global/en/job/8265299?gh_jid=8265299

## Description

S'more about the team 
 The Growth Tech Alliance's goal is to enable HelloFresh to drive smarter marketing through AI-powered automation, intelligent systems, and advanced optimization. We've pioneered cutting-edge approaches to programmatic campaign optimization using state-of-the-art AI/ML technologies and are now scaling these capabilities across our global marketing operations. Our team’s key responsibilities include designing, building, maintaining autonomous decision-making systems, advanced ML models for marketing optimization, and real-time intelligence that drives measurable business impact. We work at the intersection of modern AI architectures, agentic systems, and enterprise-scale ML operations. 
 We are looking for a Staff Machine Learning & AI Engineer to lead the engineering architecture of our multi-agent AI systems, with a focus on agent-driven products. In this role, you will bridge the gap between our data scientists and backend engineers, connecting internal automation APIs, AI agents, and the supporting ML models into a cohesive production platform.
 At HelloFresh, Staff Engineers are hands-on builders. You will spend roughly 50% of your time writing production code and building critical systems, and 50% driving technical direction through architecture reviews, RFCs, and mentoring engineers and data scientists across the team.
 Lettuce share what this role will be responsible for 
• Design, build, and maintain production multi-agent AI systems and LLM workflows using modern orchestration frameworks such as LangChain and LangGraph.
• Build the APIs, tool

More HelloFresh roles: https://deviantjobs.com/companies/hellofresh