HelloFresh
SeniorDataEngineer,MenuPersonalization
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optimal for Senior candidates.
“Senior Data Engineer, Menu Personalization at HelloFresh. Skills: Data Engineering, ML Platforms, Menu Personalization. Design, build, and operate batch and streaming data pipelines. Build high-quality, well-modeled data pipelines”
What You'll Achieve.
Ensure data and ML infrastructure is reliable, performant, and easy to build on; Improve systems and enabling long-term scalability
Industry & Context.
Ability to prioritize problem statements; Translate ML requirements into robust data systems
What They're Looking For.
Must Have
5+ years of work experience as a Data Engineer, Fluency in Python, PySpark, building large scale high quality data pipelines on a modern cloud stack, Technical proficiency in SQL, Experience with software development practices and tools such as Git, CI/CD, Docker, AWS
Nice to Have
PhD, Experience with ML frameworks, Cloud platform certs
What You'll Do.
and operate batch and streaming data pipelines
well-modeled data pipelines
Build and evolve the team's Feature Store
Partner with Data Scientists to operationalize recommender models
Make ML systems observable
Work with state-of-the-art technologies
Collaborate closely within other functions
Contribute to a collaborative and knowledge-sharing environment
How You'll Work.
Team & Collaboration
Collaborate with experienced engineers and product partners; Collaborate closely within other functions (data science, ML engineering, backend engineering, product); Contribute to a collaborative and knowledge-sharing environment; providing technical guidance and coaching to team members and stakeholders
Communication Scope
Exceptional communication capabilities
Full Job Description
Work with HelloFresh in Warsaw and its HelloTech organisation, HelloFresh’s global technology backbone with more than 1000 people, building the digital products that power our end-to-end food experience. From meal kits and ready-to-eat meals to specialty offerings like pet food and premium meat & seafood, HelloTech creates the platforms that bring tailored food solutions to millions of customers every month. Our subscription-based, direct-to-consumer model relies on technology at every step, from customer-facing apps and personalization logic to pricing, forecasting, supply chain optimization, and initiatives that help reduce food waste. While our brands operate independently to serve distinct customer needs, they are united by shared platforms, data, and operational excellence built by HelloTech. HelloTech works in autonomous, cross-functional alliances, each owning a specific product or domain end to end. By working with our Warsaw office, you will help shape scalable, data-driven products used across our markets, working with a modern tech stack and international teams to continuously improve how people discover, order, and enjoy HelloFresh’s products, today and in the future. About the Team Menu Personalization decides what millions of customers see when they open HelloFresh each week. The team owns the recommender systems that match customers to recipes across our global markets, and brings together Data Scientists, Backend Engineers, Data Engineers, ML Engineers, and Product to take ideas from experiment to production. The work directly shapes customer experience and business growth: when personalization gets better, customers find recipes they love faster, and HelloFresh becomes a stronger weekly habit. About the role: What's in the Box This position is for an expert in building large-scale data and ML platforms. You will join a high-impact team of data scientists and engineers, focusing exclusively on menu personalization. As a Senior Data Engineer, you will
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