Backend Engineer

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

1 month:

• Familiarize yourself with On's products and infrastructure.
• Make connections with the different stakeholders
• Engage in code reviews to ensure that our code meets high standards of design, testing, resilience, security, compliance, performance, and readability.

3 months:

• Implement a new service or features to our codebase.
• Start acting as a subject matter expert in supporting other teams

6 months:

• Introduce important architectural improvements to our systems.
• Seek out opportunities to simplify and streamline data management systems and processes.

Your responsibilities:

• Design, develop, and maintain services and APIs using a variety of languages, including TypeScript, nodejs 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 with and develop internal tools