Senior Node.js Developer

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Join the team in Berlin

We help our customers to identify AD-Fraud and taking action before it happens. We serve international clients like Innogames, Spotify, Zalando, and many more to check their online-marketing activities for fraud. Together with our technology partner Google we are able to build next-gen advertising products.

Do you like backend and frontend-code alike, and are happy to fill in the gaps that you might still have? We’re now looking for an Experienced/Senior Full Stack Developer (JavaScript, NodeJS, React) who enjoys working on Backend NodeJS and Front-end tasks.

Who we are:

We’re a very international team and looking to grow and extend the team rapidly in the next 3 years. We are profitable, well-funded with an office in the heart of Berlin and clients lining up for our next breakthrough product. Our products are a Fraud Detection system and an Adserving-Platform helping our clients to save advertising costs and automating manual tasks. It’s a user-friendly product, enabled by a very configurable and complex backend.


About the role

We’re looking for a passionate Full Stack (NodeJS / React) Engineer who’s in-love with technology, excited about building solutions and who loves teaching & learning from others.


  • Work with all team members and management to build a next-gen breakthrough advertising product.
  • Build new product features with Node.js / React.js.
  • Quick iterations on product features and experiments.
  • Write clean and maintainable code.
  • Ensure that each of our technology products meet industry standards.



  • Strong proficiency in JavaScript.
  • 2+ years experience with MEAN Stack (MongoDB, React.JS or Angular, Node.JS).
  • 5+ years of total engineering experience.
  • Understands of the nature of asynchronous programming, its quirks, and workarounds.
  • Basic experience working with Docker
  • Basic experience working with AWS and/or GCP.
  • Low latency / high performance software design.
  • Understanding of unit and performance testing.

What we offer

  • Choose your development environment Linux / MAC
  • Choose your favourite IDE
  • Kubernetes trainings hosted by our partner Google!
  • A relocation package (1 month accommodation and flight)
  • Fresh Fruits & Drinks in the office
  • Friday GetTogethers & Team activities
  • Flexible work hours (Core hours 10am – 4pm)
  • Plenty of room for your own ideas and initiatives

We look forward to your application! Send please your cover letter and CV (incl. photo) in English in MS Word or PDF format to