S'more About The TeamThe Production Scheduling Technology team builds and maintains the platform that powers how HelloFresh plans, sequences, and optimizes production across our operations. Our team has developed the first iteration of the next-generation internal system with a planning engine that now automates the end-to-end planning process - a system with deep impact on how millions of meals move through our network.S'more About The TeamThe Production Scheduling Technology team builds and maintains the platform that powers how HelloFresh plans, sequences, and optimizes production across our operations. Our team has developed the first iteration of the next-generation internal system with a planning engine that now automates the end-to-end planning process - a system with deep impact on how millions of meals move through our network. As we continue evolving this system, extending its capabilities, and preparing for expansion, we are looking for a Senior Software Engineer with strong backend experience, a talent for turning complex logic into clean, reliable systems, and enough full stack fluency to support and enhance our internal application. Above all, we are looking for people who will make HelloFresh better. We believe there are many different ways of developing skills and we love diverse experiences! So even if you don’t "tick all the boxes" but think you’d thrive in this role, we would really like to learn more about you.Lettuce Share What This Role Will Be Responsible ForBuild, enhance, and co-own the Python-based algorithmic engine that drives automated planning,



including deterministic logic and constraint-based componentsDesign, develop, and maintain backend services using FastAPI, ensuring scalable, reliable API interactions with our internal applicationWork end-to-end across architecture, implementation, deployment, and operations within our modern technology ecosystem (EKS, RDS, S3, ElastiCache, Glue, etc.)Collaborate closely with engineers, analysts, and planners to translate domain knowledge into robust, maintainable system logicContribute to the evolution of the platform toward event-driven patterns using technologies like KafkaSupport frontend needs for our internal React application, ensuring seamless integration between FE and BE layersImprove reliability through automated testing, performance tuning, and thoughtful system designGuide as well as learn through pairing, design discussions, and knowledge sharing to help strengthen collective ownership across a strong, team-first environmentParticipate in shaping the future direction of an advanced systemSound a-peeling? Here's what we're looking forStrong software engineering experience with a focus on backend development and Python as the primary languageExperience designing and building systems with complex business logic,



including deterministic, constraint-based optimizers, and MIP solversHands-on experience building production-grade APIs with FastAPI or similar modern frameworksSolid knowledge and experience with relational databases and comfortable working with data across various data systems (PostgreSQL, Snowflake, S3)Experience with event-driven architecture and messaging technologiesWorking knowledge of cloud environments, containerization, and orchestration (AWS, Docker, Airflow)Experience contributing to or designing scalable architecture for internal tools or operational platformsFull-stack capability with React or another modern FE framework - enough to support and enhance applicationStrong communication skills and a proactive, cooperative approach to working with engineers, analysts, planners, and product partnersComfort working through ambiguity and contributing clarity through simple, pragmatic design choicesA mindset of continuous learning, knowledge sharing, and improving the systemsNice to have: Bachelor’s or Master’s degree in Computer Science, Engineering or related fieldNice to have: Experience in Fulfillment, Logistics, Supply Chain, Production, or related field working with physical goodsLet’s cut to the cheese, this is why you’ll love it hereBox Discount - Amazing discounts on 1 box per week! 75% discount on weekly HelloFresh and Chefs Plate meal kits AND 50% off weekly Factor meal box.Health & Wellness - Health & Dental benefits from day 1, a Health Spending

📌 Senior Backend Developer, Scm Tech Fulfillment (Toronto)
🏢 HelloFresh
📍 Toronto