Exstream Document Developer

A job at Proximus? You'll find that everything revolves around the idea 'Think Possible'. This means: we always assume that something is possible, even if it seems impossible. Well, especially so, actually. Call it a way of thinking that involves being open to a world of digital solutions that make our lives easier. And our way of working smarter.

Context :

You will work in the Customer Interactions Chapter where we manage the communications towards our customers.

As a Template Developer, you will help design, develop and maintain templates on our OpenText Exstream platform.

You will also make sure the templates are appropriately tested.

You will collaborate with the other template designers and analysts of the Digital Communications Platform team to create the best customer experience communications.

Role & Responsibilities

  • You will Design and develop structured, on-demand and interactive communications including dynamic content import. These communications are Email, SMS, Letters and Push Notifications communications and are designed in Multi-language / Multi-layer page design.
  • You will estimate the effort in close collaboration with Product Owner, Scrum master, Analysts and Testers.
  • You will perform all tasks in a 100% Agile way according to the Agile guidelines


  • You achieved a Bachelor degree.
  • Having acquired a first working experience (2 to 4 years) in a similar position is a plus.
  • You have strong analytical skills.
  • You have experience in interpreting User requirement specifications.
  • You understand XML, xpath and Json schema.
  • You have experience in testing (manual or automated testing).
  • It's an advantage to have Web and Digital Project experience.
  • You understand XML and Json schema.
  • You have knowledge of document development lifecycle.
  • Ideally you have a first experience in template development.
  • It's an advantage if you have experience with Document Template and Customer Communication management solutions.
  • Having experience with Document Composition using StreamServe/Exstream Document Template development is an advantage.
  • Valuable experience:
    • Linux Server.
    • IT architecture based on Unix/Linux OS.
    • Javascript.
    • Jira / Target Process.
  • You have good Verbal/Written Communication in English, Dutch and French.

Naturally we have a competitive salary package for you. But there is so much more!

  • We are 100% Belgian. So we make decisions in three languages. And all at the same time if you like!
  • We are open to everyone: M, W, X, and in fact all the other letters of the alphabet.
  • We encourage personal growth. At the Proximus Academy, you won't even want to miss a session.
  • We are, of course, committed to sustainability. What else did you think?
  • We firmly believe that working together is important, but that having fun together is even more so. That is why we regularly organise fun activities. (Please let us know if you have a talent for playing Santa Claus!)
  • We believe in responsibility. Also in yours. For example, you can take it to launch your own initiatives.
  • We put our customers first. And because we are all customers somewhere, you already know what that means. That's good.
  • And the ever-important work-life balance? We keep it in the right place.

In a nutshell … We offer you a job full of opportunities to grow and learn, a job that will push you forward, as you shape the digital future with us. And in doing so, you might achieve more than you thought possible. Are you a professional who thinks like this? Someone who sees solutions where others only see obstacles. Then you are a talent that can still grow with us. Every day.