Senior Data Scientist

Company Description

As a Senior Data Scientist, you will join a team of highly committed analysts, data engineers, and developers to form our data science team.

At justtrack, we build a SaaS business that provides app and game publishers an attractive toolset to handle their entire global marketing growth process. Starting from managing, analyzing, and automating marketing processes, justtrack enables gathering deep mobile product insights. As part of the Applike Group (financially backed by media powerhouse Bertelsmann), justtrack has access to industry experts and funding with a long-term growth mindset.

You will join our small but growing Data Science team, where you will have access to state-of-the-art technology and work closely with all business stakeholders to implement new approaches on how to leverage our data assets with new algorithms and ideas. Our team’s mission is to effortlessly gather, aggregate, and instantly provide all in-app event and marketing data to developers and marketers. Your exploratory data analysis will help us make the data speak by transforming recurring analyses into metrics and alerts.

Ideal Candidate

• You have 5+ years of experience in applying Data Science, ML, and time series analysis in real-life tasks where the projects had measurable business value.
• You have a Master’s degree in Data Science/Applied Mathematics or a related field.
• Expert knowledge of Python, SQL, ML frameworks like scikit-learn, and know the AWS tech stack well.
• You have an entrepreneurial and hacker mindset. When there is a tough problem, it motivates you to drill deeper.
• You easily switch between move-fast- and no-margin-for-error-modes.
• You are able to dive deep into math and explain complex topics in an easy way.

Key Responsibilities

• Drive the development of our data science tech stack by looking for innovative opportunities and steering the implementation by our development team.
• Hand in hand with our developers, you transform recurring analyses into metrics, charts, business-related messages, and the underlying data storage and pipelines.
• You will work on ML models to notify our users about detected trends and statistical outliers in real-time.
• You extract knowledge and actionable insights from noisy, structured, and unstructured data.
• You perform exploratory data analysis to determine correlations and trends.
• You drill into data from various sources (Redshift, Spark, SQL, Athena, S3, Druid event streams, AWS data pipeline).

What We Have to Offer

• We update our analytics tech stack frequently to adjust to our platform growth. Therefore, we offer plenty of opportunities to learn. Knowledge exchange is fostered by regular workshops.
• Work-Life Package: 2 remote days per week, 30 vacation days, 3 weeks per year of remote work, flexible working hours, dog-friendly kick-ass office in the center of the city.
• Relocation Package: Visa & legal support, relocation bonus, reimbursement of German Classes costs, and more.
• Happy Belly Package: Monthly company lunch, tons of free snacks and drinks, free breakfast & fresh delicious pastries every Monday.
• Physical & Mental Health Package: In-house gym with personal trainer, various classes like Yoga with expert teachers & free of charge access to our EAP (Employee Assistance Program) to support your mental health and well-being.
• Activity Package: Regular team and company events, hackathons.
• Education Package: Opportunities to boost your professional development with courses and training directly connected to your career goals.