Senior Staff AI Engineer, Anti-Fraud

OKX
Hong Kong
Workplace: OnsiteFull timeFunction: Data Science & Machine LearningEducation: bachelorsSkills: ["Python","PyTorch","Transformer models","Neo4j","LangGraph","REST APIs","Cloud"]

Senior AI engineer focused on anti-fraud for a crypto platform, designing and deploying transformer-based models and graph-based analytics to detect scams and abuse on-chain. Leads production deployment of scalable AI services, utilizes LangGraph or similar frameworks, and collaborates with data engineers and software engineers to integrate fraud-detection into production workflows.

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FursaFursa
OKX
OKX
4 months ago

Senior Staff AI Engineer, Anti-Fraud

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI
Last checked: 7 hours agoStatus: Live
Reposted: similar role first listed 6 months ago

Job Summary

Senior AI engineer focused on anti-fraud for a crypto platform, designing and deploying transformer-based models and graph-based analytics to detect scams and abuse on-chain. Leads production deployment of scalable AI services, utilizes LangGraph or similar frameworks, and collaborates with data engineers and software engineers to integrate fraud-detection into production workflows.
Location: Hong Kong
Workplace: Onsite
Employment Type: Full time
Job Function: Data Science & Machine Learning
Seniority: Sr. Manager level

Key Responsibilities

  • •Develop and optimize machine learning models, with a focus on transformer-based architectures, tailored for fraud detection in blockchain data.
  • •Interpret and analyze on-chain data to extract meaningful features for building robust anti-fraud algorithms.
  • •Design and implement graph-based approaches using graph databases and graph query languages to identify complex fraud patterns.
  • •Build intelligent agents using LangGraph or similar frameworks to automate detection workflows and decision-making processes.
  • •Deploy and maintain AI services and models in production environments, ensuring scalability, reliability, and high performance.

Key Requirements

  • •Bachelor’s or Master’s degree in Computer Science, Data Science, Artificial Intelligence, or a related field.
  • •Proven experience with on-chain data and understanding of blockchain transaction structures.
  • •Expertise in transformer models (e.g., BERT, GPT) and their practical applications.
  • •Experience with graph databases (e.g., Neo4j, Amazon Neptune) and graph query languages (Cypher, Gremlin).
  • •Hands-on experience building AI agents, preferably using LangGraph or equivalent frameworks.
Experience:BlockchainCryptoFraud detectionAI
Education:Bachelor's
Skills:PythonPyTorchTransformer modelsNeo4jLangGraphREST APIsCloud
Languages:English
Tech Stack:PythonPyTorchTransformersNeo4jLangGraphREST APIsCloud

Company Brief

OKX
Global cryptocurrency exchange and Web3 technology provider offering spot and derivatives trading, custody, wallet services, and blockchain infrastructure to retail and institutional users worldwide.
Industry: Trading Platforms
Company Size: Enterprise (1,001+ employees)
Growth: Established Company
Headquarters: Victoria, Seychelles
Founded: 2017
WebsiteLinkedIn