Fraud Prevention Engineer (f/m/d)

The role

You will develop systems to detect and prevent malicious activity at scale. You will use AI, SQL, and microservices to analyze telemetry events and deploy technical fixes to protect publisher margins.

What you will do

• Act as the primary technical PoC for Support, Sales, and BI teams
• Own complex fraud escalations and translate business edge cases into technical fixes
• Connect clues, reproduce exploit scenarios, and trace fraud patterns
• Leverage AI tools and SQL to query and analyze billions of daily telemetry events
• Monitor platform health and debug system anomalies
• Trace real-time pipeline bottlenecks and API glitches
• Collaborate with Backend, Mobile, and Data Science teams
• Use AI to draft clean code fixes and propose new detection rules
• Deploy verified mitigations

Required qualifications

• Solid foundation in the AdTech ecosystem (publishers, advertisers, SDK attribution, monetization)
• Direct exposure to cheating in mobile games
• Investigative, hacker mindset
• Experience with Trino SQL, ScyllaDB, and DynamoDB
• Experience with Kibana, Grafana, and Go profiling tools like Pyroscope and pprof
• Functional software development background in backend engineering
• Experience with AWS cloud infrastructure

Nice to have

• Go

About the company

adjoe builds the technologies behind mobile apps growth and monetization. Their core product Playtime Arcade is a rewarded advertising unit connecting advertisers and publishers with over 770 million users annually.