Senior Backend Engineer - Growth Alliance (m/f/x)

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.

• 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).

• 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.
• Execute the architecture, design, development, deployment, and operations of the microservices, using modern AI tools, DevOps practices, pair programming, and other cutting-edge methodologies.
• Be an active, solution-oriented contributor to autonomous, cross-functional agile teams collaborating with product owners, frontend engineers, data engineers, and business intelligence teams.
• Maintain an in-depth understanding of the core product and architecture, acting as a technical representative for software solutions, and offering support and technical guidance to colleagues.
• Work with state-of-the-art technologies like Kafka, RabbitMQ, Spark, Kubernetes, Istio, Helm, Terraform, and more.
• Autonomously drive complex business challenges from conception through to resolution and deployment, strategically leveraging modern AI tools, DevOps practices, and other cutting-edge methodologies.