BackEnd for FrontEnd developer - Amsterdam


  • KPN
  • HBO of hoger
  • Medior niveau
  • Tijdelijk contract / Vast contract
  • 37 - 40 uur
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We are looking for a modern a BFF developer for the shop teams that write clean, concise, testable and maintainable code. In the shop teams we build the KPN shop ( where we serve a variety of users: consumers like you and me, the users of our my-KPN app, small business customers and our employees in a store or call center: this is the ecommerce environment for all of them. The shop is set up as a 'multi-tenant' solution, and thanks to our framework built with nuxt, we can flexibly serve the various touch points with modules. Consumers, small business users or colleagues: each touch-point has its own nuances.


The shop teams are part of KPN Tech Solutions. This is KPN's technology and innovation department. Here we are building the IT platforms that are the heart of KPN. We work in an Agile organization with the Large Scale Scrum framework (LeSS). The Product Owners are responsible for the "what" and "why", the Scrum Masters for the organization and improvement, and the Developers for solutions and technology. In this we all have an equal responsibility to deliver high quality value as predictably as possible.


Our office is in Amsterdam, right next to Amsterdam Sloterdijk station.

With whom?

We work with multiple multidisciplinary teams on the Product Backlog. As a BFF developer you will participate in one of our Scrum Teams: Develop, test, ops, refine, think along with the business, celebrate successes, support and improve your team. A pleasant, professional and very dynamic environment in which you have the opportunity to further develop and improve your capacities.

Your biggest impact

You will primarily be working on the BackEnd for FrontEnd (BFF) microservice. This is not a typical backend, but a layer that takes care of things such as presentation logic, and aggregates different south-bound services to make the life of the FE easier.

What do we ask:

Minimal 2-3 years of:

- Experience in Python and AIOHTTP (or another Python web framework, e.g. Django) is required. In addition, it is relevant that you have experience with:

- Unit testing (PyTest)

- Experienced developing REST APIs

- English speaking

- Collaborating and communicating closely with other front-end and back-end teams

- Experience with CI/CD (Jenkins)

- Experience with Kubernetes and Docker

As soon as you are an experienced member of the team you will take part in standby shifts as well, as our product runs 24/7.

Optional Skills/Experience (nice to have):

- DevOps

- Operations

- E-commerce

- Telco

- Working in Agile environments


Who are we?

In addition to the best NL network, KPN also wants to be an employer for everyone, including you! We believe in diversity in the workplace and in the power of diverse teams. We believe that when everyone can participate and be different, we are happier at work and get more done. Will you participate too?

What do we offer?

• Working for the most innovative department of KPN.

• Working in a dynamic and ambitious cluster with multiple scrum teams

•37-hour working week, a surcharge of 10.5% of your gross monthly salary (CLA budget),

•Salary between €3900,- and €5560,- a month,

•Good growth and training opportunities (KPN Academy) and a personal training budget of € 1,500. per calendar year. In fact, we expect you to continue to develop!

More information at & apply

We believe in diversity in the workplace and in the strength of diverse teams. It is our belief that when everyone can participate and be different we are happier at work and thus get more done.

Do you have any questions about the position of frontend developer? Please contact us.

The application procedure will consist of a number of interviews and a case in which you will have the opportunity to show your qualities

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