Data Science Director (f/m/d)

adjoe is a leading mobile ad platform developing cutting-edge advertising and monetization solutions that take its app partners’ business to the next level. Part of the applike group ecosystem, adjoe is home to an advanced tech stack, powerful financial backing from Bertelsmann, and a highly motivated workforce to be reckoned with.

Did you know that in-app ads are sold in a real-time auction before they get rendered in thousands of mobile apps? Dozens of ad networks compete for every single view, choosing their best ad and deciding what price to bid in just a couple hundred milliseconds. We at adjoe have developed our own ad network that takes part in this competition, going against industry giants to present its own ads.

In the competitive real-time bidding landscape, the Programmatic Data Science team operates at a rapid pace, developing cutting-edge algorithms, to create systems that outperform industry giants. Our approach is deeply rooted in rigorous research into user behavior, publisher and advertiser objectives, ensuring an optimal user experience. We are a fast-moving team that rapidly translates theory into impactful solutions, using state-of-the-art technologies and collaborating closely with product and business stakeholders.

• →Grow and manage a data science team: hire new team members, organize routines in the team, set up guidelines (code style, documentation, best practices).
• →Understand business goals to come up with suitable data solutions to make adjoe ads a strong competitor in the AdTech industry.
• →Provide technical leadership by mentoring data scientists in advanced modeling, neural networks, recommender systems, and related areas, ensuring the team continually improves in technical depth, programming quality, communication, and strategic planning.
• →Be hands-on by working on data science tasks on your own (at least 50% of the working time).
• →Be the owner of critical data science procedures (experiments, implementation details).
• →Align with the adjoe ads product team and adjoe’s Cloud Infrastructure team on priorities, implementation details, tools and best practices.
• →Contribute to the company’s strategic planning. Work on a long-term roadmap and quarterly OKRs.

• You have 5+ years of professional experience in data science.
• You have 2+ years’ of experience working as a Lead (mentoring, hiring, doing regular 1-1s, creating career plans).
• You have a track record of architecting and deploying machine learning solutions, with strong expertise in recommender systems and neural networks.
• You have a strong knowledge of Python for Data Science.
• You have experience drilling into large amounts of data coming from various sources – including AWS Athena, Kafka, Spark, Flink, S3, MySQL.
• You are able to dive deep into mathematical foundations and explain complex topics in a simple way.
• You are an excellent cross-team communicator.
• Plus: you have experience in building an MLOps tech stack (e.g. Airflow, Spark, Kafka, Flink) and can choose the right technologies for the job together with MLOps and Data Engineers.