Front End Developer (React / Node)

Join the team

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.

Macbook with Dashboard

Do you like building microservices, and you get excited by the idea, that you will be building a high- performance and scalable application that will change the face of the AdTech industry? We’re now looking for our next Gopher that will join our team and make a difference!

Who We Are:

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. Checkout

Office is located in Central Berlin with many Bars and restaurants at our doorstep.

About The Role:

Your work will be the beautiful business facing B2B web application of our product.


  • You will mainly work on building the frontend services written in JavaScript (React & Node).
  • You will work with an existing Web developer and eventually take over as the lead Frontend Developer.
  • Work in a two-week based Sprint delivery with three backend engineers.
  • Wireframing and designing admin dashboards.
  • Help build the end-users documentation.


Required (3+ years experience):

  • Very good command of Javascript, HTML and CSS
  • Very good knowledge of React, Redux and Node
  • Strong experience in REST API
  • Unit Testing and Web UI Testing
  • UX and UI Visions
  • Good written English for technical documentation
  • You are experienced in dealing with Git 

Nice to have:

  • MaterialUI Experience
  • MongoDB in interaction with Node.js in the backend 
  • SQL

We’re looking for a passionate and creative Web Developer who’s in-love with technology, excited about building solutions and who loves teaching & learning from others. We need like minded people who can freely express ideas about UX and UI design.

Check out our Tech Stack


  • Google Cloud
  • Kubernetes
  • Node Web services REST
  • Go
  • Clickhouse
  • Redis
  • Mongo


  • Github
  • CircleCI
  • Netlify
  • Postman
  • Jira

What we offer:

  • Competitive salary
  • Macbook
  • Your IDE of choice (paid or free)
  • Team Events (Skydiving, bowling, mystery room etc)
  • Remote work
  • Office pantry: coffee, fruits, and snacks
  • Google sponsored trainings
  • Small product-driven competitive team (4 engineers)