Job Overview
Location
Berlin (Hybrid)
Job Type
Full-time
Category
Data Science
Date Posted
May 12, 2026
Full Job Description
đź“‹ Description
- • As a Senior Data Scientist at Justplay GmbH, you will drive high-impact initiatives in user acquisition modeling, LTV predictions, and ad monetization strategies, directly shaping product roadmap and growth through data-driven insights.
- • Day to day, you will build and optimize machine learning models for user behavior prediction, conduct in-depth product analytics, design and analyze rigorous A/B tests, and lead end-to-end data science projects in collaboration with marketing, product, and engineering teams.
- • Justplay GmbH is a fast-growing, dynamic company in the mobile gaming space with a hybrid work model based in Berlin, fostering innovation and real-world impact through scientific rigor and cross-functional teamwork.
- • In this role, you will deepen your expertise in machine learning, statistical analysis, and product analytics while leading projects that deliver measurable business impact and advancing your leadership in data science within a global, diverse team.
🎯 Requirements
- • 6+ years of professional experience in data science with focus on machine learning, statistical analysis, and deep learning, preferably in mobile gaming
- • Proven expertise in user acquisition modeling, product analytics, and A/B testing methodologies and tools
- • Proficiency in Python (Pandas, NumPy, Scikit-learn, TensorFlow, PyTorch) and SQL for data manipulation
- • Strong project management skills with experience leading data science projects and communicating insights to stakeholders
🏖️ Benefits
- • Flexible working hours and remote work options, including digital nomad support
- • Annual personal development budget of up to 2000€ for training, conferences, and workshops
- • 25 vacation days, free Wellhub gold subscription, monthly Deutschland-Ticket, and €50 tax-free internet contribution
Skills & Technologies
About Justplay GmbH
Justplay GmbH is a company focused on developing and publishing mobile games. They specialize in creating engaging and accessible casual games for a broad audience. The company aims to bring joy and entertainment through well-designed, user-friendly gaming experiences. Their portfolio typically includes titles that are easy to pick up and play, often featuring simple mechanics and colorful, appealing graphics. Justplay GmbH is committed to fostering a creative environment for game development, striving to innovate within the mobile gaming sector and deliver high-quality entertainment to players worldwide. They focus on sustainable growth and player satisfaction.
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