Staff Engineer, Consumer

S'more about the team The Loyalty & Virality tribe is at the heart of HelloFresh's customer retention and organic growth strategy. We build the products and systems that keep customers engaged, rewarded, and excited to share HelloFresh with others. Our teams own loyalty and rewards programs, referral systems, viral growth mechanics, and personalized re-engagement experiences — all operating at a global scale across multiple brands and markets. We combine deep product thinking with data-driven experimentation and increasingly leverage AI to deliver smarter, more personalized customer experiences. If you're passionate about building systems that turn happy customers into loyal advocates, this is the team for you. You can get a taste of what we've been working on by checking out our tech blog . Lettuce share what this role will be responsible for You will be a senior technical authority within the Loyalty & Virality tribe — setting architectural direction, driving technical excellence, and mentoring engineers across the team. This is a high-impact individual contributor role with significant influence over how we scale our referral and virality systems globally Define and drive the technical strategy for our referral and virality platform, ensuring systems are flexible, resilient, and scalable across all HelloFresh brands and markets Take end-to-end ownership of the architecture, design, development, deployment, and operations of the Share squad’s microservices Champion the adoption of AI in the squads and machine learning across the tribe, identifying opportunities for personalization, predictive engagement, and intelligent reward optimization. Be an active, solution-oriented member of an autonomous, cross-functional agile team, collaborating closely with Product Owners, Engineers, Designers, and BI teams in your direct team and across the organization Communicate effectively across the engineering organisation and facilitate technical alignment among stakeholders and colleagues with different interests. All other duties, as assigned Sound a-peeling? Here's what we're looking for Strong experience with microservice architecture, event-driven systems (ie: Kafka, RabbitMQ), and distributed architectural patterns. Hands-on experience with Docker and container orchestration technologies such as Kubernetes, as well as CI/CD practices. Proficiency with relational and document databases, including PostgreSQL, MySQL, and/or MongoDB. AI proficiency and advocacy. Hands-on familiarity with AI technologies and a track record of championing their adoption, whether through AI-assisted development workflows, ML-driven product features, or leveraging LLMs to accelerate team productivity. Proficiency or hands-on production experience in Golang or Python Excellent communication skills. Interacting with frontend developers, designers, product managers, and global teams is part of the day-to-day. You can influence without authority and bring clarity to complex technical topics. Let’s cut to the cheese, this is why you'll love it here Box 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 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. Growth & Development - We support your career progression and invest in your continued learning through experiences and initiatives owned by our dedicated L&D team 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, W