(Junior) Data Engineer (f/m/d)

Business Intelligence / Data Science

Join our company and become part of one of the most agile and innovative technology startups in Hamburg. As a research spin-off of the University of Hamburg, we research and develop innovative caching algorithms to get closer to our vision every day: A web without noticeable loading times. 

Across our teams we are now 40 people - over 80% are software developers & nerds.

Our Data team develops the infrastructure to manage the data of our >80 customers and their >100 million users with the corresponding requests per minute (>>100k). The resulting analyses and insights are fed back into development of our product "Speed Kit" in order to constantly improve it. We plan to develop additional (sub)products, such as highly available customer facing dashboards. 

To achieve this, we are looking for a new team member in the position as Data Engineer (f/m/d).


  • You will work on the core of our data aggregation pipeline.
  • Software development on a distributed system using Java/Kotlin.
  • Close collaboration and regular exchange with the other development teams.
  • Further development of our platforms for reporting, dashboarding, alerting, including the various APIs and connected systems
  • Further development of the internal warehouse tooling
  • Interaction with many systems for persistence, analytics, monitoring, cluster orchestration and caching
  • Modeling of data
  • Development of tools for early detection of potential problems


  • Very good Java skills
  • Practical experience with AWS and/or cloud managed services
  • Independent working style, high level of personal responsibility and structured approach
  • We don't care whether you have a degree or are a career changer

Nice to have:

  • Practical experience with Kotlin
  • Experience with SQL, Apache Flink, Vega

To give you an overview of technologies our teams are using, this is our current tech stack. We do not expect that you know all of these tools and technologies:

Data Engineering, Backend & DevOps: Java/JVM, Kotlin, Node.js, Go, AWS (dutzende Services), MongoDB, ElasticSearch, Kibana, Redis, Docker, Kubernetes, Fastly, Nginx, HAProxy, Storm, Flink, Grafana, Terraform, Loki, Varnish, Prometheus

Frontend: Service Worker (the majority of Speed Kit), TypeScript & JavaScript, Selenium/Browserstack/Jenkins, Puppeteer, WebPagetest

Tooling, Dashboards, etc.: JavaScript, Angular, Vue, Node.js, PHP, WordPress Extensions, Plesk, Webpack

Primary IDE: IntelliJ, projects are managed in Gitlab

Code Reviews, Merge Requests and Peer Programming are essential in our daily work.


In addition to a lot of freedom, room for creativity and flat hierarchies, we offer a beautiful office including a roof terrace in the heart of Schanzenviertel. Besides that we will keep working from home and are open to flexible working models.

Of course you are welcome to work in our beautiful office to enjoy good coffee, delicious snacks and a foosball table. Furthermore we offer regular team events and a monthly fee for gym. 

Sounds good?

Further meetings and our communication within the recruiting process can take place in German or English, depending on your preference.

We look forward hearing or reading from you.

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Updated: 1 week ago
Job ID: 3714408
About Baqend GmbH
We research and develop innovative caching algorithms to get closer to our vision day by day: A web without noticeable loading times.
11-50 employees
Information Technology and Services
Hamburg, Deutschland
Hamburg, Deutschland
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Nicole Arndt
Nicole Arndt
Recruiting Team
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