Thanks to the combination of Switzerland's leading gigabit fibre optic cable network and one of the best mobile networks in the world, the company Sunrise UPC is on its way to becoming a national champion. With our attractive approach to working life, we want to become the most innovative workplace in the Swiss market, where flexibility and trust form the foundation of successful co-operation and where each employee’s individual work and life situations are given due consideration.
Senior Backend Developer (f/m) 100%
Glattpark (Opfikon - Zürich)
As part of our YOL tech team, you will work with both local developers in Switzerland and our team in Portugal, in a very international and fast moving environment. We are in charge of the infrastructure of the “flanker” brands from Sunrise UPC:,, and eventually some more. We recently moved all our FE applications to AWS and we are ready to do the same with our microservices and DB to provide the best digital experience to all our customers. Our technologies: Node.JS, javascript, python, php in a cloud set-up. Your duties and responsibilities:
    • Design, develop maintain API using microservices (Devops, Openshift, AWS)
    • Building scalable and resilient middle and back-end tools to support our digital first approach (php, python, node.js, javascript)
    • Enhance our event based data architecture (Kakfa), monitoring and alert system
    • Actively support data modelling and business workflow automation for YOL campaigns & transactional communication
    • Constantly strive for improving the platforms with help of A/B tests, bug fixes and CR
    • Consultancy for various stakeholders regarding our platforms, processes and 3rd level support
What we look for in an applicant:
    • BA/BS in computer science or engineering
    • You’re fluent in English (working language), German and French is a plus
    • At least 5 years in programming, ideally hands-on with building API in a cloud set-up
    • Dev technologies: node.js, php, javascript, python. FE is with angular 11 and typescript language
    • Database technologies: MariaDB & php (big plus), Terradata & oracle
    • Any AWS or cloud experience is a plus
    • Fullstack experience is welcome
At Sunrise UPC, you will work in a dynamic and international environment where your commitment will make great achievements possible and you have a wide range of opportunities for further development. In addition to our new «FlexWork» working model, we offer you above-average social benefits and attractive product advantages from the Sunrise UPC range.

Seize this opportunity to join us on our journey to actively help shape our future! We look forward to your complete online application.

Please note, that we only accept applications through our online tool.
Recruiting Team,
Sunrise UPC GmbH