We are a dynamic US-based product company with a truly general presence.
We have offices in Warsaw, Barcelona and Parkland (FL), along with remote team members located around the world.
Our company thrives on diversity, collaboration, and innovation, making us a leader in the mobile app monetization space.
At Appodeal, we’re more than just a company—we’re a team united by a common mission: We are looking for an experienced Lead Data Scientist to add to our Data Science team.
Drive the team’s data science vision and ensure alignment with business goals, focusing on ad‑tech and revenue optimization.
Guide and support the growth of data scientists, fostering a collaborative and innovative environment.
Oversee the development of scalable, high‑impact models for ad targeting, bid strategy, and performance analysis.
Ensure the efficiency and relevance of data pipelines and models, adapting to the dynamic tech landscape.
Proficiency in Python and SQL.




Experience with manipulation frameworks such as PySpark and Pandas.
Skilled at using cloud services such as AWS, etc.
Hands‑on experience in DNN models training libraries and frameworks (PyTorch, Hydra, comet etc.)
Bachelor's or Master's degree in Computer Science, Statistics, Mathematics, or a related field.
~5+ years of experience in data science, preferably in a product‑focused environment.
~2+ years experience in a leading role.
~ Proficiency in statistical modeling and machine learning techniques.

~ Opportunity to work on cutting‑edge projects with a global impact in the mobile app industry.
Competitive salary, flexible work arrangements, and comprehensive benefits package.
Professional development opportunities and career growth prospects within a fast‑growing company.

📌 Lead Data Scientist and Machine Learning Lead (Barcelona)
🏢 Appodeal
📍 Barcelona