adjoe GmbH

Financially backed by G+J/Bertelsmann (#1 media powerhouse in Europe), we are a startup developing a disruptive mobile ad solution that helps app publishers all over the globe to generate more ad revenue. Our mission is to develop technologies that reach billions of smartphone users in a drastically growing market. If you want to be part of the NEXT BIG THING and work with some of the best people in the industry, then go for it and send us your application!

19/08/2026
Full time
adjoe GmbH Hamburg, Germany
adjoe builds the technologies behind mobile apps growth and monetization. With our core product   Playtime Arcade   , we've become the global leader in rewarded advertising, an ad unit built on a simple premise: users earn real in-app rewards for engaging with new apps. The result is one of the most effective value exchanges in adtech, connectingers and publishers with over 770 million users annually. Architecting Intelligence to Optimize 200M+ Daily Decisions As the intelligence core of our engineering organization, our Data Science team doesn't just deploy models, we engineer the fundamental decision engine that powers our platform. At a scale of   770 million users   and   100,000+ predictions per second   , we are solving a multi-objective optimization problem that balances user incentives, advertiser ROI, and long-term platform health in real time. Our architecture is built on a   1PB+ behavioral data lake   , providing the high-fidelity input necessary to...