Junior Data Scientist

vor 2 Monaten

Berlin, Deutschland Xsolla Vollzeit

As a Junior Data Scientist, you will be at the heart of our data-driven approach to tackling fraud, contributing to model development/evaluation and process optimization. You will assist in building and refining machine learning models and supporting the team’s initiatives to reduce fraud risks. You will have the opportunity to learn and grow your data science skills while contributing to projects that provide real business value.

This role is ideal for a recent graduate or someone early in their data science career, with a strong foundation in conducting A/B testing, Pattern Recognition, and a passion for leveraging data to solve real fraud related problems.

**RESPONSIBILITIES**:

- Develop and Implement Fraud Detection Models: Build machine learning models to detect fraudulent transactions.
- Data Analysis and Pattern Recognition: Analyze transaction data to identify anomalies, patterns, and trends indicative of fraud, while continuously refining detection capabilities.
- Optimize Model Performance: Continuously improve the efficiency and accuracy of fraud detection models, focusing on reducing processing time and enhancing model responsiveness.
- Collaborate with Cross-Functional Teams: Work closely with data analysts, developers, and business stakeholders to ensure seamless integration of fraud detection models into transaction systems.
- Conduct A/B Testing and Model Evaluation: Design and run A/B tests to assess the effectiveness of fraud detection models and validate model performance.
- Monitor Models in Production: Maintain and monitor models deployed in production, adjusting and updating them to stay effective against evolving fraud patterns.

**REQUIREMENT**:

- Bachelor’s degree in a quantitative field such as Data Science, Computer Science, Statistics, Applied Mathematics, or a related discipline. Relevant certifications in data science or machine learning are a plus.
- Strong problem-solving skills with the ability to work with large, complex datasets and derive meaningful insights.
- Detail-oriented, with a solid grasp of statistical analysis and data science concepts.
- Proficiency in Python or R, with experience in data manipulation and analysis libraries
- Familiarity with machine learning libraries and frameworks
- Basic understanding of SQL for data extraction and management.
- Knowledge of data visualization tools for creating dashboards and visualizations.
- Familiarity with cloud platforms and tools such as AWS, Google Cloud, or Azure is a plus.

At Xsolla, we are passionate about providing a conducive environment for our team to thrive personally and professionally. Our Benefits Program caters to the physical, mental, and emotional well-being of our full-time employees.

Understanding the detrimental effects of burnout, we offer unlimited Flexible Time Off and 28 paid holidays each year. Personal and professional development is a cornerstone of our ethos at Xsolla. Each employee has a personalized career roadmap, developed in partnership with their manager, aligning individual and company goals. We support this growth through in-house training, independent study, conference attendance, and higher education opportunities.

**About company**

Xsolla is a global video game commerce company with a robust and powerful set of tools and services designed specifically for the video game industry. Since its founding in 2005, Xsolla has helped thousands of game developers and publishers of all sizes fund, market, launch and monetize their games globally and across multiple platforms. As an innovative leader in game commerce, Xsolla’s mission is to solve the inherent complexities of global distribution, marketing, and monetization to help our partners reach more geographies, generate more revenue and create relationships with gamers worldwide.

Headquartered and incorporated in Los Angeles, California, with offices in Berlin, Seoul, Beijing, Kuala Lumpur, and cities around the world, Xsolla supports major gaming titles like Valve, Twitch, Roblox, Ubisoft, Epic Games, KRAFTON, Nexters, NetEase, Playstudios, Playrix, miHoYo, Pearl Abyss, NCSoft, and more.

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