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Senior JavaScript Developer


For our office in Amsterdam / Rotterdam, we are looking for a JavaScript Developer who masters ReactJS!

As a JavaScript Developer, the concepts of “quality”, “speed” and “scalability” are central and you know your way around them. Thanks to your work, the site structure grows effortlessly with the platform and the business of the customer. You enjoy building client apps and you can, of course, do it well. You can design the best solutions for our clients and stand behind it. You are experienced enough that nothing surprises you and you can help and mentor others.

You will work in an amazing team that is young, ambitious and professional. With this bunch of creatives, we created mobile apps for clients like Eneco, Aegon, Kempen, BPD, Nationale Opera & Ballet, Triumph Motorcycles and ABN AMRO.

Yes, we are eager to bring on board the most talented experts in the game. But we are also looking for a perfect Dept-fit. Someone who is eager to learn and strives towards a better world, takes the stage, is a futurist at heart, and someone who is down to participate in curling activities once in a while. We strongly support diversity and are committed to creating an inclusive environment for all employees. Ultimately, we are looking for a unique individual who is able to strengthen our collective.



  • Have a Bachelor in IT or a similar field (minimum HBO working and thinking level);
  • Have at least 3 years of experience at a digital agency;
  • Want to work closely with clients;
  • You know that the end-user is always in the centre of the development;
  • Feel responsible for the end product and not only focus on your own field;
  • Have experience with frameworks such as ReactJS and NodeJS and AngularJS;
  • Are fully aware of Express, API development patterns SQL / NoSQL and GraphQL;
  • Get happy from Docker and enjoy working with an automated CI / CD pipeline;
  • You will also be happy working in Typescript and writing unit tests without any problems;
  • Understands the difference between Object-Oriented Programming and Functional programming and knows the different JS design patterns;
  • Master English language in both spoken and written format.



  • An open company culture;
  • Possibilities to do what you do best;
  • And to develop your skills even further via training;
  • Healthy and tasty food;
  • Free Bootcamp training twice a week;
  • Friday drinks/open bar;
  • Legendary team outings and a smashing vrijmibo;
  • Great fringe benefits think laptop, travel expenses covered and all that stuff.



Hi, we are Dept – an international digital agency of over 1500 experienced thinkers & makers. One agency uniting creativity, technology and data. Helping reinvent & accelerate your digital reality by creating experiences that people want and businesses need.


Acquisition as a result of this vacancy is not appreciated.

Apply here!

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