Vacature Backend Kotlin Developer Utrecht | High-available, real-time systems make the world a more sustainable place | Kotlin, Spring Boot, Docker, Elasticsearch, AWS | Salary € 70.000 + stock options

Vacancy: Backend Kotlin Developer Utrecht

  • Do you also think it is important to contribute to a sustainable world?
  • Do you also enjoy working with a group of highly skilled technicians who know how to get the best out of you?
  • Would you like to work for a financially stable tech company that recently raised 10 million in funding?
  • Do you enjoy working on complex backend solutions with technologies such as: Kotlin, Spring Boot, Kafka, Docker, Elasticsearch & AWS?

Then we have THE new job for you!

Your employer: Making the world a more sustainable place with cutting-edge technology

Sometimes there are companies that have stayed under the radar for a long time, and the moment everyone knows them you think I would have liked to be there when they were a bit smaller. Here’s your chance. This tech scale-up is working hard to make the world more sustainable with advanced technology. We do not often come across such companies within the region.

The goal is clear here, focus on an industry where the most returns can be made to make the world more sustainable and green. Hire the region’s brightest techies and focus on such a technically complex domain, and you’ll get into areas where engineers have hardly been. This is exactly what they have done here. The result: 10 million in funding in 2020 to shape this further. And not without result, because they work here for impressive clients such as Google Nest and the largest electronic car manufacturer in the world!

The organization has its origins here in the Netherlands, so their development center is also located in the heart of Utrecht. You work in a very flat and transparent organizational culture. As an engineer you have a lot of freedom here. For example, the organization has embraced remote working and you can fully determine your working hours and days off are not counted here.

Your role: Backend Kotlin Developer Utrecht

In your role as Backend Kotlin Developer Utrecht you will work in a team of highly experienced Developers and Data Engineers. You and your team will be resolving various technical issues related to high availability and distributed systems. You work with complex metadata, solve real-time challenges, set up completely new products and build high-available APIs. All of this is developed with Kotlin, Spring Boot, Kafka, Docker, Elasticsearch and AWS.

You also have the opportunity to further develop yourself in different development languages ​​and areas. If you’re interested in Full Stack, you can also focus on the front-end API with React or solve data engineering / Machine Learning challenges with Python / Spark. Here you really get the chance to develop multiple software engineering disciplines. (if you want, don’t have to)

What is being asked?

  • A completed a technical bachelor or master, such as Computer Science, A.I or related
  • From about 3 years of experience in professional software development
  • Experience with Java and / or Kotlin
  • Experience with Kafka, RabbitMQ and / or ActiveMQ is a plus
  • Experience with Elasticsearch is a plus
  • Experience with Spring Boot and / or Docker is a plus
  • Experience with EDA, DDD and / or Microservices is a plus
  • Experience with Python, Golang or NodeJS is a plus


What’s on offer?

  • Salary up to € 70,000 based on knowledge and experience
  • Stock options
  • The possibility to work 32, 36 or 40 hours & divide hours completely freely
  • Available both remotely and at the office
  • 25 vacation days, but these are not tracked
  • Retirement scheme
  • Laptop of your choice


Have you always wanted to work on products for a sustainable world?


Respond via the form below or send your CV to Roy Schaper via

  • Accepted file types: pdf, doc, docx, txt, rtf.