Conversions Tech empowers our meal brands to achieve ambitious growth targets through a seamless and high-performing conversion funnel. As a part of the Growth Alliance, we drive the next chapter of growth for HelloFresh group by powering marketing with advanced MarTech capabilities and product innovation. We focus on (re) acquisition, conversion optimization, and data-driven growth strategies.

The role

You will join a cross functional team in Conversions that builds and operates the backend systems powering customized user journeys across HelloFresh funnels. As a Senior Backend Engineer, you will design, implement and operate scalable and fault tolerant services that enable personalization, experimentation and decisioning at scale. These systems sit behind high traffic landing pages and funnels and must be fast, reliable and resilient.

You will work closely with frontend engineers, data scientists, machine learning engineers and product managers to bring personalization logic into production and ensure it performs well under real world traffic. Strong communication and problem solving skills are essential, as the role requires frequent collaboration across teams and clear ownership of complex technical problems. We are looking for engineers who can think in systems, operate autonomously and raise the bar for reliability and engineering quality.

What you’ll do

Work in a cross-functional team typically comprising 6-10 people using a wide range of technologies and frameworks. Your team will be a place where your thoughts and opinions matter, and your contributions will have a tremendous impact on the team's success.

• Take ownership of the architecture, design, development, deployment, and operations of our microservices, using modern AI tools, DevOps practices, pair programming, and other cutting-edge methodologies.
• Be an active, solution-oriented member of autonomous, cross-functional agile teams collaborating with product owners, frontend Engineers, data engineers, and business intelligence teams.
• Having an in-depth understanding of HelloFresh’s core product and architecture, acting as an ambassador for software solutions, offering support and mentorship to colleagues
• Work with state-of-the-art technologies like Kafka, RabbitMQ, Spark, Kubernetes, Istio, Helm, Terraform, and more.
• Autonomously owns and drives complex business challenges from conception through to resolution and deployment, strategically leveraging modern AI tools, DevOps practices, and other cutting-edge methodologies.

What you’ll bring

• Expertise in end-to-end backend development using Go, with Python experience considered a strong plus, including unit, integration and functional testing, application tuning, profiling and continuous integration
• Solid backend experience working with an event-driven microservices architecture using Kubernetes, RabbitMQ, Kafka, CQRS pattern, etc.
• Experience working with relational databases, like PostgreSQL, and object stores, like AWS S3
• Demonstrable experience with agile methodologies, with a strong focus on delivery, lean thinking, and quick iterations
• You seek to develop yourself and learn from your peers continuously
• You thrive in the opportunity to collaborate and mentor team members, while also sharing practical knowledge and trends
• Familiarity with monitoring and alerting tools like Prometheus, Grafana, or Datadog
• Demonstrable experience strategically utilizing modern AI tools and cutting-edge methodologies (eg, vibe coding, pair programming) and actively acting as an ambassador to bring this AI mentality into the team.
• Practical experience integrating third-party vendors, APIs, and external systems (eg, marketing platforms, messaging services, or similar B2B integrations).

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.

What we offer

Elevate your lifestyle! Join one of Europe's fastest-growing tech powerhouses in a dynamic phase of expansion.

• Immerse yourself in a diverse global community of 90+ nationalities.
• Enjoy a competitive compensation package that goes beyond the norm, with perks like a HelloFresh- subsidized Pension Scheme, Berlin relocation support, and a Hybrid working model.
• Elevate your lifestyle with exclusive discounts on your weekly HelloFresh box and office meals.
• Invest in your growth with a German language learning budget, and access to the HelloFresh Academy.
• Plus, we've got your well-being covered with mental health support, transportation perks, and working-parent-friendly benefits. From our 24/7 gym access,wellbeing platforms like Headspace and Spill, to sabbatical leave options, HelloFresh is not just a workplace; it's a lifestyle of perks and possibilities!

Are you up for the challenge?

Please submit your complete application below including your salary expectations and earliest starting date.

After submitting an application our team will review this and get back to you within 5 business days.

We are HelloFresh

At HelloFresh we embrace and welcome diversity and we currently employ over 7,000 individuals globally who contribute to this. We employ individuals based on their ability to perform a job rather than on the basis of their: race, national origin, color, caste, social origin or position, gender, gender expression, sexual orientation, religion, age, disability, political opinion, marital status or any other characteristic. We encourage everyone to apply and will give everyone equal consideration. We are an equal opportunity employer – everyone is welcome at our table.

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