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Are you looking for a new challenge and want to be part of the fastest-growing adtech company in Hamburg, Germany?

Data Science Lead (f/m/d)

  • Hamburg
  • adjoe
  • BI & Data Science
  • Full time
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.

Meet Your Team:

There’s no tech company out there without data. All of our products and their development are based on data, which is why the BI & Data Science team is at the heart of every company process – including product development and decision-making processes. 

To leverage this data, the team has a set of tools for every need. Spark and the right storage layers (AWS S3) ensure the team can efficiently work with hundreds of terabytes of data. Based on their deep understanding of business goals and KPIs, BI & Data Science can give advice to Business and Product teams through various knowledge-sharing sessions and workshops. And most importantly, we know that small teams with cross-functional talent are great environments to work and succeed in – which is why this team is also made up of data and cloud engineers.
What You Will Do:
  • Take the lead in developing a growing BI & Data Science team, implement new agile methods, and create an environment of knowledge sharing through daily team stand-ups.
  • Navigate through hundreds of terabytes of raw data and over two billion daily events to identify data-driven business actions. Solve data challenges with Scala/Spark and Python.
  • Improve the user’s ad experience and the distribution of ads by developing and optimizing adjoe’s ML algorithms to ensure growth goals and business KPIs are met.
  • Improve adjoe’s customer loyalty algorithms to increase end user retention by developing new concepts and conducting A/B tests. 
  • Assist the Business teams by providing them with data-driven insights into how they can reach their KPIs based on the analysis, aggregation, and visualization of adjoe’s data. 
  • Lead the team in developing and deploying the microservices that will provide APIs to connect adjoe’s ML models with the various stakeholders using spark model via Openscoring.
  • Become the link between various stakeholders and teams to understand the anomalous behaviors found in their data, allowing you to develop new mitigations or products.
  • Collaborate with the Cloud Engineering team to introduce new technologies in our data lake.
  • Manage the infrastructure as code and the application of changes to the cloud environment.
  • Be part of an international English-speaking team dedicated to scaling our AdTech platform beyond our hundreds of millions of monthly active users.
  • Who You Are:
  • You are up for the challenge of building a new BI & Data Science team from the ground up.
  • You are a clear communicator who can create and analyze statistics and reports as well as translate their value to our Business teams and partners. 
  • Strong knowledge in at least one programming language that can be used for data science or BI
  • You have experience drilling into data coming from various sources – including Redshift, Spark, SQL, Athena, S3, Kafka, Kinesis, and SQS event streams as well as AWS data pipeline.
  • You have excellent analytical & communication skills and like to use these on Python or Scala as well as on Spreadsheets
  • You thrive in a team environment and are an excellent cross-team communicator
  • Plus: You already have experience as a team lead and you have fun coaching and developing other people
  • Heard of Our Perks?
  • Tech Package: Create game-changing technologies and work with the newest technologies out there.
  • Work–Life Package: Work remotely for 2 days per week, enjoy flexible working hours and 30 vacation days, modern office in the city center, dog-friendly.
  • Relocation Package: Receive visa and legal support, a generous relocation subsidy, and free German classes in the office.
  • Never-Go-Hungry Package: Graze on regular company and team lunches, free breakfasts, and a selection of free snacks and drinks.
  • Health Package: Get fit with our gym membership subsidy and biweekly yoga classes.
  • Activity Package: Enjoy a host of team events, hackathons, and company trips.
  • Career Growth Package: Dedicated growth budget to attend relevant conferences and online seminars of your choosing.
  • Skip writing cover letters. Tell us about your most passionate personal project, your desired salary and your earliest possible start date. We are looking forward to your application!

    We celebrate diversity and are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity or Veteran status.

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    Contact Us
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    Ad Ops
    What I really love about working at adjoe is the freedom to innovate. I have the ability to take ownership of all my projects and through this autonomy, I know that my work is trusted which really allows me to do my job in the best way possible.
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    Strategic Partnerships Manager
    For me, the best part about working at adjoe is our diverse international team. Working with people from all over the world brings different perspectives together, which allows us to approach problems from all angles to find the best solutions.
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    Strategic Partnerships Manager
    adjoe is a place where I am encouraged and given opportunities to grow professionally. It’s where my work is both challenging and rewarding, and where I am able to build a great social network with my colleagues.
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    Backend Developer
    At adjoe, I am often confronted with diverse challenges that help me improve my overall technical skills. We also host regular hackathons to explore new technologies so that we are better prepared the future.


    Fresh Food & Drinks

    Free Gym Membership

    Flexible Working Times

    Modern Hardware: Linux, Mac or Windows

    Hackathons & Meetups

    Monthly Team Events

    Annual Company Trip

    Public Transportation Subsidy

    Free Breakfast

    Dog Friendly

    Starter Kit

    Relocation Support

    Tech Stack
    Google App Engine

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