Senior Product Manager - Ad Traffic Quality (all genders)

JustPlay GmbH; Berlin; Hybrid; EUR 90,000 - 120,000; Full time

Benefits offered by this job

Flexible working hours

Personal development budget

Relocation support

Germany-based benefits: 25 vacation +

Dog-friendly office

Daily meals provided

Job summary

JustPlay GmbH in Berlin is seeking an experienced Senior Product Manager - Ad Traffic Quality to safeguard players and protect our platform's integrity by designing and optimizing systems that detect and prevent fraud across our loyalty gaming ecosystem.

You will lead data-driven decision making, own fraud prevention metrics, partner with data, engineering and product teams, and shape detection pipelines, A/B tests, and interventions to improve accuracy while minimizing friction for legitimate

Qualifications

• 4+ years of product management experience
• Strong experience in AdTech or ad monetisation
• Strong analytical mindset with data-driven decision making
• Proficient in designing and measuring the impact of A/B tests
• Skilled at cross-functional collaboration with engineers, analysts, and operations

Responsibilities

• Define and own ad traffic quality and fraud prevention strategies across ad impressions, onboarding, engagement, and monetisation flows
• Develop and deploy real-time detection mechanisms, anomaly analytics, and proactive interventions
• Collaborate with data, engineering, and product teams to build detection pipelines, alert systems, and workflows
• Prioritise fraud-related KPIs such as false positives, chargeback rates, and user friction metrics
• Integrate A/B testing and iterative validation to refine detection models and user interventions
• Influence product design to include fraud-resilient ad experiences and sustainable monetisation
• Stay informed on global fraud trends in mobile gaming and ad revenue platforms

Skills

Product management

AdTech/monetisation

Data-driven decision making

A/B testing

Cross-functional collaboration

Tools

Analytics platforms

Behavioural data analysis tools

Job description

JustPlay is searching for an experienced Senior Product Manager - Ad Traffic Quality to join our team to take ownership of safeguarding our players and protecting our platform’s integrity by designing, implementing, and optimizing innovative systems to detect and prevent fraud across our loyalty gaming ecosystem.

You’ll combine strategic product ownership with a hands‑on, data‑driven approach to solve emerging issues while building systems and tools that improve detection precision.

Job Responsibilities

• Define and own ad traffic quality andfraud prevention strategies, identifying risks across ad impressions, onboarding, engagement, and monetisation flows.
• Develop and deploy real‑time detection mechanisms, anomaly analytics, and proactive interventions to mitigate malicious behavior and abuse.
• Collaborate with data, engineering, and product teams to build robust detection pipelines, alert systems, and responsive workflows.
• Prioritize fraud‑related KPIs such as false positives, chargeback rates, fraud velocity, and user friction metrics, driving continuous optimization.
• Integrate A/B testing and iterative validation to refine detection models and user intervention flows.
• Influence product design to incorporate fraud‑resilient ad experiences and sustainable monetisation practices, while minimizing friction for legitimate players.
• Stay informed on global fraud trends in mobile gaming and ad revenue‑based platforms to keep our defenses innovative and effective.

Job Requirements

• 4+ years of product management experience, ideally in digital products with complex user behavior and ad‑driven monetisation models.
• Strong experience in AdTech or ad monetisation, such as attribution, measurement platforms, or ad networks.
• Strong analytical and data‑driven mindset, with experience using behavioural data, patterns, and signals to improve product decisions.
• Proficient in designing and measuring the impact of A/B tests in risk and fraud scenarios.
• Skilled at cross‑functional collaboration with engineers, analysts, and operations to drive implementation of scalable fraud solutions.
• Excellent problem‑solving mindset, analytical orientation, and strong communication skills.
• Nice to have: Experience with behavioural fraud, KYC/identity verification, Trust & Safety, risk management, or fraud prevention.

Job Benefits

• Work‑Life Balance and Flexibility: Flexible working hours and options for digital nomads, occasional office visitors, or regular office‑goers
• Mental Health Support: Free personal coaching through our partner OpenUp to support our team members to live fulfilled lives at home and at work
• Training & Development: A competitive personal development budget of up to 2000€/year for training, conferences, workshops, etc. and free language tutoring in German and English with Preply
• Germany‑Based Benefits: 25 vacation days, free Wellhub gold subscription, free monthly Deutschland‑Ticket, and a monthly €50 tax‑free internet contribution
• State‑of‑the‑Art Equipment: Doesn’t matter if you are a MacBook or Windows user; we will provide you with the technical gear you need to succeed
• A Relocation Package: Includes visa support for those who need it
• Berlin Office Perks: Ergonomic setup, free daily lunch, and a dog‑friendly environment.
• Engaging and Diverse Work Environment: Join a diverse team, with over 30 nationalities working from over 25 different locations

Benefits may vary depending on location and contract type. Do not hesitate to ask us about more details on our benefits offer.

About us

Come join the team building the engine behind rewarded mobile gaming – making playtime truly rewarding. At JustPlay, we’re on a mission to power a fairer, more sustainable rewarded gaming ecosystem where users earn real value for their time through a self‑sustaining model.

Since launching in 2020, we’ve grown into one of the world’s leading rewarded gaming platforms, with 25M+ downloads and 500K+ daily active users. Headquartered in Berlin and backed by NCSoft, one of the world’s leading gaming companies, we continue to operate fully independently – combining the speed, ownership, and ambition of a startup with the long‑term backing of a global gaming powerhouse.

With a team across 20+ countries, we’re shaping a major shift in mobile gaming – and it’s still early enough for you to make your mark. At JustPlay, you’ll build end‑to‑end, move fast, and ship work that reaches millions – in a company that’s profitable, built to last, and focused on outcomes over hype.

Everyone's welcome here
At JustPlay, we believe different perspectives help us build better products. With team members from 30+ nationalities, different experiences and backgrounds are an important part of how we work and grow.