Lead Data Scientist

Stellenbeschreibung:

Lead Data Scientist – Programmatic Monetization

A fast‑moving team at a mobile advertising leader is looking for a Lead Data Scientist to help shape the future of programmatic monetisation.

The role offers the opportunity to work on real‑time bidding systems where ads are auctioned and rendered in milliseconds across thousands of mobile apps.

Key Responsibilities

Build and lead a high‑performing data science team, including hiring, mentoring, and setting best practices
Translate business goals into data solutions that strengthen the competitiveness of the ad platform
Work on data science tasks individually, contributing significantly to project outcomes
Document experiments, methodologies, and implementation details clearly
Collaborate closely with product, infrastructure, and business teams
Contribute to strategic planning and define quarterly and long‑term objectives

Required Skills and Experience

A degree in mathematics, physics, computer science or equivalent experience in data science (minimum 5 years)
At least 2 years of leadership experience, including line management and career development support
Strong programming skills in Python, R, Scala, Julia or similar languages
Proven analytical skills and a solution‑oriented mindset
Experience working with large‑scale data platforms such as AWS Athena, Kafka, Spark, Flink, and S3
Expertise in scaling recommendation systems
Ability to explain complex mathematical concepts in simple terms
Excellent communication skills and experience working across teams
Experience building and selecting technologies for a modern data science tech stack (e.g. Airflow, Kafka, Flink)
Understanding of MLOps and collaboration with engineering teams

Benefits and Perks

Hybrid working model with up to two remote days per week and three weeks per year of remote work from anywhere
30 days annual leave
Comprehensive relocation support including visa assistance, relocation bonus, and reimbursement for language courses
Monthly company lunches, snacks, and fresh pastries
Access to an in‑house gym, personal trainer, and wellness classes
Frequent team and company events
Budget for professional development, training, and certifications
Equity programme for full‑time employees
Mental health and wellbeing support through a dedicated assistance programme