In short

As a Backend Engineer you’ll be responsible for designing and building high quality, sustainable systems that help internal stakeholders reach millions of customers across the globe.

You will play a key role in making On's operational data an asset of the company, by improving the infrastructure that powers.

You will work closely with domain data product owners, data producers, data consumers and other stakeholders, to enhance their workflows.

You will be sitting in our office in Zurich or Berlin and collaborate closely with the cross-functional Digital teams in both locations.

Your Mission

  • Design, develop, and maintain services and APIs using a variety of languages, including TypeScript and Ruby, ensuring high performance, scalability, and reliability.
  • Implement data streaming and processing solutions leveraging event streaming platforms like Kafka.
  • Optimize applications for maximum speed and scalability, addressing performance bottlenecks as needed.
  • Work closely with DevOps and infrastructure teams to deploy and monitor applications in production environments.
  • Participate in code reviews, providing constructive feedback to ensure code quality and maintainability.
  • Stay updated on emerging technologies and best practices in full stack development, sharing knowledge with the team.
  • Interface with internal stakeholders to understand their requirements and support their roles through the development and deployment of technology solutions.
  • Work on and develop internal tools
Group of girls smiling
  • Man and woman sat at desks talking
  • Open planned office with men and women sat on a a large curved sofa
  • Group of runners talking outside the office
  • A team of people sat on the steps with a view of mountains outside the office.
  • Two women smiling at each other in a meeting room with large curved windows
  • A group of people sat around a table looking at large design papers
  • 3 men sat around with laptops smiling at each other
  • a large group of runners holding an On flag smiling at the camera
  • Man and woman sat at desks talking
  • Open planned office with men and women sat on a a large curved sofa
  • Group of runners talking outside the office
  • A team of people sat on the steps with a view of mountains outside the office.
  • Two women smiling at each other in a meeting room with large curved windows
  • A group of people sat around a table looking at large design papers
  • 3 men sat around with laptops smiling at each other
  • a large group of runners holding an On flag smiling at the camera
  • Man and woman sat at desks talking
  • Open planned office with men and women sat on a a large curved sofa
  • Group of runners talking outside the office
  • A team of people sat on the steps with a view of mountains outside the office.
  • Two women smiling at each other in a meeting room with large curved windows
  • A group of people sat around a table looking at large design papers
  • 3 men sat around with laptops smiling at each other
  • a large group of runners holding an On flag smiling at the camera

Your story

  • Experience building public and private APIs
  • Familiarity with containerization technologies such as Docker and orchestration tools like Kubernetes.
  • Excellent problem-solving skills and ability to work effectively in a fast-paced environment.
  • You actively document and update technical architecture and enjoy sharing knowledge with the team
  • Strong communication skills and ability to collaborate with cross-functional teams and non technical stakeholders.
  • Nice to have: experience with event-driven architecture and event streaming platforms, ideally Kafka.
  • Nice to have: hands-on with operating the infrastructure on AWS or GCP
Three On colleagues eating lunch together

About the Team

As you might expect from a running brand, the E-Commerce team at On is a fast-paced place to be. You will work in a team with other Software Engineers and Product Managers. You will collaborate with roles including Designers, Data Analytics, Marketing and others.

See more
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A man in a blue shirt and a white t-shirt with a headset on is standing with his arms crossed and holding his chin looking into the distance

Explorer

Explorer

Woman laughing as she plays ping pong in the office!

Our team exists to think differently. Wild curiosity and a thirst for knowledge keeps moving our tech forward. There are no boxes here. We’re always dreaming of what’s possible – and searching for new ways to get there. 

Learn about out Spirits
  • Portrait of a woman smiling in the On Zürich office

    Gioia

    Technical Product Team, Zürich

    My journey has evolved for sure and, actually, change can lead to infinite possibilities. Those core values that were there when I joined are still here today and I really find them extraordinary every day.
  • A man standing in a modern office looking at the camera, smiling slightly.

    Vivek Juneja

    Engineering, Berlin

    We’re closely connected to the whole business. Every day, we’re making quick decisions to improve the customer experience. Because these live changes impact the whole business, we deeply respect individual opinion and what others think about the end customer experience.
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What we offer

On is a place that is centered around growth and progress. We offer an environment designed to give people the tools to develop holistically – to stay active, to learn, explore and innovate. Our distinctive approach combines a supportive, team-oriented atmosphere, with access to personal self-care for both physical and mental well-being, so each person is led by purpose.

On is an Equal Opportunity Employer. We are committed to creating a work environment that is fair and inclusive, where all decisions related to recruitment, advancement, and retention are free of discrimination.

Build the better you

What to expect

We want to set everyone up for success, so here’s the lowdown on how we hire. Our process is a two-way street – bringing you into our culture, while helping us learn how you think.

Our full process can last about eight weeks from application to offer, because we care about getting it right. These steps explain how we usually do things.

Before you get started, feel free to consider if you want to work with us. Strange question? Well, we give people a lot of space to navigate their day-to-day and that style isn't for everyone. We want you to be passionate about what you do and be sure this is the right fit. Because when skills and passion combine – it creates that 'Wow' moment.