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Data Analyst, ML & Experimentation (f/m/d)

adjoeHamburgadjoe
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Salary
Not listed
Job type
Full-time
Experience
Senior · 5+ yrs
Posted
9 Oct 2026
Status
Open · checked 7d ago

About this role

This role suits an experienced quantitative professional with a strong background in data analytics and experimentation who wants to evaluate machine learning systems in Hamburg. adjoe is hiring a full-time Data Analyst, ML & Experimentation to assess machine learning model performance, design experiments, and bridge technical teams with business units.

Role Overview

adjoe is seeking a Data Analyst for their machine learning and experimentation operations in Hamburg. The position involves analyzing deep learning models, investigating real-world model performance against user behavior, and designing experiments to measure algorithmic changes.

Key Responsibilities

Review and evaluate machine learning model performance using aggregated and user-level data to uncover inefficiencies.
Compare offline model metrics with online business outcomes to bridge performance gaps.
Create and refine metrics for tracking business impact and model success alongside product managers and data scientists.
Plan, execute, and interpret A/B tests and experimentation setups for new features and algorithms.
Construct automated reporting dashboards for technical and business stakeholders.
Communicate complex analytical insights to diverse teams and provide independent analytical evaluations.
Produce documentation for repeatable analytical methodologies and processes.

Requirements

Degree in mathematics, computer science, statistics, physics, economics, analytics, or a related quantitative discipline.
Minimum of 5 years of professional background in data analytics, product analytics, experimentation, or data science.
Proficiency in SQL for handling large volumes of data.
Working capability in Python or R for statistical modeling and data analysis.
Solid grounding in statistics, hypothesis testing, confidence intervals, and A/B testing.
Familiarity with machine learning principles, evaluation techniques, and business metrics.
Competence in data visualization and dashboard creation.

Nice to Have

Background in mobile applications, AdTech, or machine learning-focused products.

Skills and Tools

SQL
Python
R
A/B Testing
Data Visualization
Dashboard Tools

Salary and Benefits

Development programs and regular feedback cycles
Visa support and relocation bonus for moving to Hamburg
Hybrid work model featuring three core office days and flexible hours
Thirty days of annual vacation and three weeks of yearly remote work
Access to an on-site gym, fitness classes, and an Employee Assistance Program
Central office space near Alster lake equipped with snacks, drinks, and modern hardware
Regular company events, team gatherings, and hackathons

About the Company

adjoe operates in the adtech sector, building growth and monetization technology for mobile applications. Their core product, Playtime Arcade, functions as a rewarded advertising platform connecting publishers and advertisers with hundreds of millions of users globally.

How to Apply

Apply directly on the official company careers page.

Skills and tech stack

Questions candidates ask

What is the location of the Data Analyst role?

The position is based in Hamburg, working in a hybrid setup with three core office days per week.

How many years of experience are required?

Candidates must have at least 5 years of relevant experience in data analytics, product analytics, experimentation, data science, or a similar domain.

Is visa sponsorship available for this position?

Yes, visa support and relocation assistance are provided for candidates moving to Hamburg.

What educational background is expected?

Applicants need a degree in mathematics, statistics, physics, computer science, economics, analytics, or another related quantitative field.

What technologies and languages are used for data tasks?

The role requires proficiency in SQL and strong capabilities in Python or R for data analysis and statistical modeling.

Ready to apply?

The application is on the official adjoe careers page.

Apply on company site