AI Fraud Prevention Expert

1 week ago

Sydney, New South Wales, Australia beBeeFraud Full time $150,000 - $200,000
AI Fraud Prevention Specialist

We are seeking experienced AI professionals to build intelligent systems that secure our users and ecosystem. You will leverage the latest advancements in graph ML, transformers, and behavioural analytics to address some of the most critical threats today.

  • Design, develop, and deploy AI models using transformer architectures, GNNs, and unsupervised learning for anomaly and abuse detection.
  • Build scalable graph learning pipelines to detect communities of malicious actors and their on-chain behavioural patterns.
  • Implement high-performance fraud scoring systems that can operate in real time at massive scale.
  • Collaborate with teams to identify abuse vectors in rewards, referral, and incentive systems.
  • Conduct regular performance evaluations of ML models and continuously improve them using new research and adversarial learning techniques.
  • Support investigation workflows by providing interpretable model results and actionable insights.
  • Stay current on the evolving threat landscape and proactively develop solutions against novel fraud patterns.
Requirements

Must-Have:

  • Bachelor's or Master's degree in Computer Science, Data Science, or related field.
  • 5+ years of hands-on experience in machine learning and fraud detection, ideally in fintech, e-commerce, or Web3.
  • Strong background in:
  • Graph machine learning, GNNs, and clustering algorithms
  • Transformer models and attention mechanisms
  • Fraud detection techniques, including anomaly detection and behavioural scoring
  • Feature engineering from high-dimensional, noisy, and heterogeneous data sources
  • Proficiency in Python and ML frameworks like PyTorch/TensorFlow.
  • Familiarity with big data processing tools (Spark, Hive) and real-time data pipelines (Kafka, Flink).
  • Solid understanding of EVM-compatible blockchain data (transactions, contract calls, logs) and wallet behaviours.

Preferred:

  • Experience with fraud rule engines or security scoring systems.
  • Familiarity with tools like Chainalysis, Tenderly, Alchemy, or similar blockchain analytics platforms.
What We Offer

Competitive salary and benefits, plus equity opportunities for senior candidates.

Opportunity to work on cutting-edge risk systems that secure one of the world's most active trading ecosystems.

A collaborative, fast-paced environment that values ownership, speed, and innovation.

Access to a global team of experts across fraud, security, AI, and blockchain.

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