Senior AI Engineer, Identity Risk & Fraud Defense

OKX; Singapore; Presencial; SGD 180.000 - 240.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Competitive compensation package

Learning & development programs

Wellness and meal allowances

Comprehensive healthcare schemes

Descripción de la vacante

OKX is seeking a Senior AI Engineer to design, build, and own identity-trust and risk models at scale. You will fuse verification results with device, geo, and behavioral data, applying graph and clustering methods to uncover organized fraud in real time.

You will work cross-functionally with Product, Risk, Compliance, and Engineering to deploy models into high-concurrency production environments, advancing biometric and multimodal signals and AI agents.

Formación

• 5+ years of hands-on experience building risk-control, fraud-detection, or identity-trust models.
• Experience deploying ML systems into production in security-critical environments.
• Proficiency with PyTorch and/or TensorFlow for model development.

Responsabilidades

• Build identity trust & risk models by fusing verification scores, device/IP/geo data and behavior.
• Uncover organized fraud using graph/ clustering methods to detect rings and abuse.
• Develop real-time and offline behavioral features and sequence models.
• Leverage biometric signals and multimodal inputs for identity trust and risk decisions.
• Drive cross-team collaboration to integrate models into production decision chains.
• Advance applied R&D in graph learning, multimodal fusion, and AI agents.
• Mentor junior engineers and raise technical bar across the team.

Conocimientos

5+ years

Graph & clustering

Behavioral modeling

Deep AI/ML

Coding proficiency

Adversarial mindset

Collaboration

Education

Educación

Bachelor's degree or higher in CS/related field

Herramientas

PyTorch

TensorFlow

Python

SQL

Descripción del empleo

OKX is seeking a Senior AI Engineer to design, build, and own identity-trust and risk models at scale. You will fuse verification results with device, geo, and behavioral data, applying graph and clustering methods to uncover organized fraud in real time.

You will work cross-functionally with Product, Risk, Compliance, and Engineering to deploy models into high-concurrency production environments, advancing biometric and multimodal signals and AI agents.