Back-End Developer

Job description

The Next Ad is a software (SAAS) company, with a leading position in the market: we offer a unique combination of the best service and state-of-the-art technology to enable our clients such as Heineken, Take Away and Kinepolis to deploy marketing budgets in a strategic way to achieve the best ROI.

We are looking for you to join our team as a:

Back-End Developer

You will be working in our international development team which consists of 9 direct colleagues. Two of which are working remotely abroad. With them, you are responsible for converting a design from our complex web application to a technically well-functioning to the satisfaction of our customers. Working on our own tech, we aim to be innovative and improve our tech in every way we can.

What are your tasks?


  • Designs, codes, tests and implements the back-end part of our complex web application.
  • Is able to translate the functional wishes of the requirements to clear technical solutions.
  • Is co-responsible for carrying out and supporting design and development of a website at and to customers.
  • Is co-responsible that any consumer of our API cooperates well with the back-end, databases and servers according to the standards set by TNA / MI.
  • Partly responsible for a fluently running work process during the design and development process, and identifies points for improvement during this construction.
  • Follows and applies the SOLID principles during daily work.
  • Gives solicited and unrequested input during the course of the design and development process to colleagues and manager and ensures the correct necessary communication about the execution thereof.
  • Is able to retrieve all necessary information from stakeholders and colleagues for the benefit of the application design.



  • Supports all his / her colleagues, if required and unsolicited, where necessary.
  • Partly responsible for smooth cooperation between colleagues from other departments and their own department.
  • Keep up to date with the latest developments in the field of development.

Who are you?

  • You are customer friendly, proactive team player and you communicate well;
  • You are an analytical thinker, problem solver and possess a process based insight.¬†
  • You have the will to further develop in back end development, but you also have an interest to develop your front end skills.
  • You must have demonstrable knowledge of PHP, MySQL and REST.
  • If you have knowledge of HTML and CSS, Javascript, React and Redux, Go, Vagrant and Docker, MongoDB, Sphinx and ElasticSearch, Lunix, Shell scripting, Bash, SSH and/or SFTP, you will have a great advantage to further develop your career within The Next Ad/Media Injection;
  • You have knowledge of the 5 principles of SOLID, and know how to apply them.

What is your background?

  • At least 3 years of experience as a Back End Developer.
  • You have an HBO/WO work- and/or thinking level obtained by education or experience, it this is gained within IT that is a strong preference.
  • You can speak and write the English language fluently. Every other language that you master is very welcome.
  • Living in the Netherlands, in or around Amsterdam.
  • You already have a working permit¬†

What do we offer?

  • Innovative technologies and our own tech to work with;
  • An environment in which we want to improve our tech every day;
  • Room to improve your personal skills in order to grow in your career;
    Monthly breakfast as the start of the new month;
  • Monthly, the in-house bar turns into a juice-bar with healthy detox juices to recover from the weekend;
  • A super nice working atmosphere with lots of drinks, dinners & parties;
  • Knowledge is power, so we like to share it with each other on a regular basis;
  • An informal and easily accessible working atmosphere;
  • …and, of course, a good package of terms and conditions of employment.


Do you want to take on the challenge? Then we would like to receive your motivation letter and CV in our email:

Any questions?

Do you have a question about The Next Ad, the position, our parties or our coffee? Anne or Judith is happy to answer it!

Team lead

Mariano D'Arcangelo

VP Engineering

Meet the team

Leon van der Grient

Lead Frontend Developer

Daniel Arias Garcia

Frontend Developer

Gonzalo Pozzo

Frontend Developer

Rafael Enriquez-Herrador

Backend Developer

Bojan Segic

Backend Developer

Roel Witteman

Lead Developer

Jelmer van der Grient

Junior Developer


Are you a EU citizen living in the Netherlands or willing to move?


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Cover Letter

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