At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom.
OKX is a leading crypto exchange, and the developer of OKX Wallet, giving millions access to crypto trading and decentralized crypto applications (dApps). OKX is also a trusted brand by hundreds of large institutions seeking access to crypto markets. We are safe and reliable, backed by our Proof of Reserves.
Across our multiple offices globally, we are united by our core principles: We Before Me, Do the Right Thing, and Get Things Done. These shared values drive our culture, shape our processes, and foster a friendly, rewarding, and diverse environment for every OK-er.
OKX is part of OKG, a group that brings the value of Blockchain to users around the world, through our leading products OKX, OKX Wallet, OKLink and more.
We are seeking a Senior Staff / Principal AI Engineer to take a key technical leadership role in the design and development of OKX’s in-house Fake ID and document security system.
This is a high-impact, highly technical, and business-critical role. You will lead the 0→1 development of advanced AI models and systems that go beyond traditional vendor capabilities, with a strong focus on physical fake ID detection, document tampering detection, generative attack defense, and cross-user risk intelligence.
You will collaborate closely with Risk, Compliance, Product, and Infrastructure teams to deploy these capabilities into real-money, high-risk production environments, directly supporting OKX’s core business and security objectives.
Responsibilities
- Lead the design, architecture, and delivery of OKX’s in-house Fake ID and document security platform, with a focus on adversarial and batch-based fraud scenarios
- Develop and deploy computer vision models for physical fake ID detection, document tampering identification, and AIGC-generated forgery detection
- Enable cross-user and template-level analysis to identify large-scale and industrialized fraud patterns
- Integrate document intelligence with biometric signals and user risk profiles to support critical risk decisions across key business workflows
- Drive applied research in document security and multimodal AI, and mentor engineers to ensure high-quality, production-grade AI systems
Requirements
- Bachelor’s degree or higher in Computer Science, Electrical Engineering, or a related field, with a strong focus on computer vision, deep learning, and multimodal AI
- 8+ years of hands-on experience building AI/ML systems in areas such as computer vision, multimodal learning, vision-LLM, or generative image/video modeling
- Strong proficiency in deep learning frameworks such as PyTorch, TensorFlow, and OpenCV
- Excellent analytical, problem-solving, and system-level thinking skills
Preferred Qualifications
- Experience working in fast-paced technology companies or startup environments
- Background in identity verification, KYC/KYB, fraud detection, or biometric security
- Prior experience with document OCR, ID parsing, forgery detection, or media forensics
Perks & Benefits
- Competitive total compensation package
- L&D programs and Education subsidy for employees' growth and development
- Various team building programs and company events
- Wellness and meal allowances
- Comprehensive healthcare schemes for employees and dependants
- More that we love to tell you along the process!
Please note that Hong Kong is a group-level service hub, and OKX does not carry on a business of operating a virtual asset trading platform in Hong Kong.
Skills Required
- Bachelor's degree or higher in Computer Science, Electrical Engineering, or a related field
- 8+ years of hands-on experience building AI/ML systems in computer vision or multimodal learning
- Strong proficiency in deep learning frameworks such as PyTorch, TensorFlow, and OpenCV
- Excellent analytical, problem-solving, and system-level thinking skills
OKX Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about OKX and has not been reviewed or approved by OKX.
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Fair & Transparent Compensation — Pay is considered competitive or above market, especially in engineering, product, and legal roles across major hubs. This positioning is consistently cited as a major attraction for candidates.
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Healthcare Strength — Role descriptions indicate comprehensive medical, dental, vision, life, and disability coverage, with employer-paid premiums in some cases. Health coverage is highlighted alongside core benefits like PTO and parental leave.
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Wellbeing & Lifestyle Benefits — Allowances for education and fitness, meal perks and snacks, team-building budgets, and structured learning programs are described across locations. These extras enhance the total rewards package beyond base pay.
OKX Insights
What We Do
Founded in 2017, OKX is one of the world’s leading cryptocurrency spot and derivatives exchanges. OKX innovatively adopted blockchain technology to reshape the financial ecosystem by offering some of the most diverse and sophisticated products, solutions, and trading tools on the market. Trusted by more than 20 million users in over 180 regions globally, OKX strives to provide an engaging platform that empowers every individual to explore the world of crypto. In addition to its world-class DeFi exchange, OKX serves its users with OKX Insights, a research arm that is at the cutting edge of the latest trends in the cryptocurrency industry. With its extensive range of crypto products and services, and unwavering commitment to innovation, OKX’s vision is a world of financial access backed by blockchain and the power of decentralized finance.
