What Jobs are available for Senior Staff in Hong Kong?

Who We Are
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.

About The Opportunity
Trading services team provides core order and position management system for the exchange. It is the backbone of our industry-leading trading product used by millions of users.

What You'll Be Doing

• Design and implement innovative solutions for our full range of trading products including spot, future, perpetual swap and options.
• Build out industry-leading risk management platform.
• Build out automated trading strategies.
• Performance optimization for overall trading architecture aiming for low latency, high availability and scalability.

What We Look For In You

• Solid STEM (Science/Technology/Engineering/Mathematics) education background.
• Strong logical thinking and problem-solving skills.
• Fluent with high performance Java and async programming patterns.
• Familiar with distributed systems and micro service architecture.
• Experience in practicing automated testing and continuous integration.
• Willing to learn all aspects of trading products in financial and crypto markets, including spot, future, swap, options, and structured products.
• Fluent in English

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

Information collected and processed as part of the recruitment process of any job application you choose to submit is subject to OKX's Candidate Privacy Notice.

Who We Are

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.

About the Team

Our company, specializing in blockchain and web3 technologies, places a high emphasis on security and reliability. We are seeking individuals who are deeply knowledgeable in operating systems, browsers, DApps, smart contract security, and programming language behaviors. Responsibilities include identifying potential risks such as private key storage and designing leakage prevention solutions.

What You'll Be Doing:

• Design, develop, and maintain real-time and batch data processing pipelines using Flink, ensuring high performance and scalability.
• Responsible for the architecture design and development of Flink streaming systems, tailoring solutions to complex business requirements.
• Collaborate with data scientists to support feature engineering and develop feature stores for machine learning models in production.
• Work closely with cross-functional teams, including AI, compliance, risk, and engineering, to provide robust and scalable data solutions.
• Troubleshoot and resolve performance bottlenecks and technical challenges in real-time stream processing, ensuring system stability and scalability.
• Improve system performance and data integrity, addressing complex issues in real-time data pipelines.

What We Look For In You:

• Deep expertise in Apache Flink for real-time data streaming and processing, with experience in designing and developing streaming architecture.
• Familiarity with data platforms such as Alibaba Cloud Hologres, Doris/Clickhouse, and Spark.
• Experience in feature engineering and feature store development to support machine learning applications in production environments.
• At least 10 years of relevant work experience, especially in large enterprises or international Fintech companies
• Background in FinTech or blockchain companies.
• Strong English communication skills to work effectively in a cross-national team
• Bonus Points:
• Experience in developing feature stores.
• Experience with blockchain technology.

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

Who We Are
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.

About The Opportunity
Trading services team provides core order and position management system for the exchange. It is the backbone of our industry-leading trading product used by millions of users.

What We Look For In You

• Possess 5 years or more of experience in internet backend development, with solid system development and design capabilities.
• Proficient in Java language, with a solid foundation and good coding standards;
• Familiar with mainstream Middleware and component systems, such as MySQL, Kafka, Elasticsearch, Redis, etc.
• Familiar with microservice structure design, familiar with service governance Middleware (such as Nacos, Sentinel, Gateway, etc.) and mainstream containerization solutions (such as Docker, K8s). Understand the underlying principles of multi-threaded programming, network communication models, JVM memory models, etc.
• Have experience using Big data related components, such as HBase, Lindorm, HDFS, Flink, etc.
• Pay attention to code quality and have a good sense of readability and maintainability.

Perks & Benefits

• Competitive total compensation
• Comprehensive insurance coverage for employees and their dependants
• More that we love to tell you along the process

Information collected and processed as part of the recruitment process of any job application you choose to submit is subject to OKX's Candidate Privacy Notice.

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.

Job Responsibilities:

• Responsible for the development of internal services related to front-end infrastructure.
• Responsible for the development of front-end team's engineering tools (e.g., scaffolding, build tools, etc.).

Job Requirements:

• 8+ years of front-end development experience, with 5+ years of dedicated development experience. Extensive experience in application operation and maintenance, and complex issue diagnosis.
• Proficient in , with skilled use of mainstream development frameworks such as Egg/Koa/Express, and the ability to create well-architected applications based on these frameworks.
• Solid database design and optimization capabilities, with a proficient understanding and practical application of both relational databases (e.g., MySQL/PostgreSQL) and non-relational databases (e.g., Redis/MongoDB).
• Familiar with the Linux environment and nginx-related configurations. Proficient in using CI/CD processes and automated operation and maintenance tools (e.g., Docker, Kubernetes).

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

Information collected and processed as part of the recruitment process of any job application you choose to submit is subject to OKX's Candidate Privacy Notice.

Who We Are

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.

Job Responsibilities:

• Responsible for the development of internal services related to front-end infrastructure.
• Responsible for the development of front-end team's engineering tools (e.g., scaffolding, build tools, etc.).

Job Requirements:

• 8+ years of front-end development experience, with 5+ years of dedicated development experience. Extensive experience in application operation and maintenance, and complex issue diagnosis.
• Proficient in , with skilled use of mainstream development frameworks such as Egg/Koa/Express, and the ability to create well-architected applications based on these frameworks.
• Solid database design and optimization capabilities, with a proficient understanding and practical application of both relational databases (e.g., MySQL/PostgreSQL) and non-relational databases (e.g., Redis/MongoDB).
• Familiar with the Linux environment and nginx-related configurations. Proficient in using CI/CD processes and automated operation and maintenance tools (e.g., Docker, Kubernetes).

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

Who We Are

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.

Introduction

We are seeking a highly skilled
Senior AI Engineer
to join our
Computer Vision
team. This role is focused on:

• Deepfake Generation and Detection
  – Developing advanced algorithms to create and identify synthetic media, ensuring the integrity of biometric security.
• Injection Attack Prevention
  – Researching and implementing defenses against injection attacks in biometric authentication systems.
• General OCR for Global IC Cards
  – Enhancing Optical Character Recognition (OCR) solutions for secure and accurate extraction of information from various identity cards worldwide.
• Image/Video Generation in AIGC
  – Exploring and applying AI-generated content (AIGC) techniques to create and manipulate images and videos.
• Multi-Modality Security
  – Leveraging a combination of images, videos, and user behaviors to enhance security through cross-modal AI techniques.

The ideal candidate will contribute to the development of innovative solutions to safeguard biometric processing systems and enhance security across multiple AI-driven applications.

Responsibilities

• Develop and implement state-of-the-art computer vision technologies, including deepfake detection, general OCR recognition, and AI-generated media processing.
• Research and build robust solutions for biometric security, including injection attack prevention and multi-modal authentication techniques.
• Collaborate with cross-functional teams to integrate solutions into existing platforms, ensuring scalability and performance.
• Stay up-to-date with industry trends and advancements in computer vision, machine learning, and security.
• Contribute to research, experimentation, and innovation in biometric security solutions.

Requirements

• Bachelor's degree (or higher)
  in Computer Science, Electrical Engineering, or a related field, with a focus on computer vision or machine learning.
• At least 8 years of industry experience
  in developing computer vision solutions, including liveness detection and anti-forgery measures.
• Strong experience in AI and machine learning technologies, particularly in applications related to computer vision.
• Hands-on experience in developing large-scale projects involving face recognition, liveness detection, and deepfake detection.
• Proficiency in deep learning frameworks such as TensorFlow, PyTorch, or OpenCV.
• Strong analytical and problem-solving skills.

Preferred Qualifications

• Experience working in fast-paced tech companies or startup environments.
• Contributions to open-source projects or research publications in the field of computer vision and biometric security.
• Familiarity with edge AI and real-time processing for computer vision applications.

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

Who We Are
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.

Introduction
We are seeking a highly skilled
Senior Staff Engineer
to join our
Computer Vision
team. This role is focused on:

• Deepfake Generation and Detection – Developing advanced algorithms to create and identify synthetic media, ensuring the integrity of biometric security.
• Injection Attack Prevention – Researching and implementing defenses against injection attacks in biometric authentication systems.
• General OCR for Global IC Cards – Enhancing Optical Character Recognition (OCR) solutions for secure and accurate extraction of information from various identity cards worldwide.
• Image/Video Generation in AIGC – Exploring and applying AI-generated content (AIGC) techniques to create and manipulate images and videos.
• Multi-Modality Security – Leveraging a combination of images, videos, and user behaviors to enhance security through cross-modal AI techniques.

The ideal candidate will contribute to the development of innovative solutions to safeguard biometric processing systems and enhance security across multiple AI-driven applications.

Responsibilities

• Develop and implement state-of-the-art computer vision technologies, including deepfake detection, general OCR recognition, and AI-generated media processing.
• Research and build robust solutions for biometric security, including injection attack prevention and multi-modal authentication techniques.
• Collaborate with cross-functional teams to integrate solutions into existing platforms, ensuring scalability and performance.
• Stay up-to-date with industry trends and advancements in computer vision, machine learning, and security.
• Contribute to research, experimentation, and innovation in biometric security solutions.

Requirements

• Bachelor's degree (or higher) in Computer Science, Electrical Engineering, or a related field, with a focus on computer vision or machine learning.
• At least 8 years of industry experience in developing computer vision solutions, including liveness detection and anti-forgery measures.
• Strong experience in AI and machine learning technologies, particularly in applications related to computer vision.
• Hands-on experience in developing large-scale projects involving face recognition, liveness detection, and deepfake detection.
• Proficiency in deep learning frameworks such as TensorFlow, PyTorch, or OpenCV.
• Strong analytical and problem-solving skills.

Preferred Qualifications

• Experience working in fast-paced tech companies or startup environments.
• Contributions to open-source projects or research publications in the field of computer vision and biometric security.
• Familiarity with edge AI and real-time processing for computer vision applications.

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

Information collected and processed as part of the recruitment process of any job application you choose to submit is subject to OKX's Candidate Privacy Notice.

Who We Are

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.

About The Opportunity

We're looking for a Software Engineer to join our Fraud Risk team

This role will provide an early and significant impact on the engineering team. You will be expected to be responsible for such areas as implementation and support of backend microservices, working closely with the frontend and cross-functional teams to coordinate complex deliverables, do research and provide meaningful feedback about any decision being made within the team. Following are some domains you will have opportunities to work with:

• Real-time fraudulent monitoring with highly configurable rules
• Event data stream ingestion which supports near real-time fraud rules setup
• Advanced A/B testing capabilities for our customers so they can leverage greedy algorithms and fight fraud
• Powerful tools and innovative data science driven solutions for business user
• Full feature risk ecosystem

What You'll Be Doing

• Proficiency with Java stack and JVM (memory/performance tuning, GC)
• Proficiency with developing Web Services, SOA, REST APIs, Message Queue, Distributed/Scalable Architecture
• Proficiency in Spring Framework (Spring Boot), Hibernate (or similar ORM), Maven, Git
• Design and develop 24/7 high scale APIs and distributed system, the tech stack will be on Alicloud/AWS
• Strong CS fundamentals, solid knowledge of OOP/OOD, GoF design patterns
• Write unit tests, integration tests and CI/CD scripts
• Own, monitor and improve our services in production
• Development and testing of high quality product features spanning multiple product domains
• Work with engineering managers, architects, engineers & QA to develop innovative solutions that meet market needs w.r.t functionality, performance, reliability, realistic implementation schedules and adherence to development goals and principles
• Be a technical leader; research and promote new technologies and tools
• Face technical challenges - performance, fault-tolerance, security and live production issues
• Be involved throughout our service life cycle, influence every step of the way

What We Look For In You

• Min. 5+ years of experience in Software Development
• Possess a solid foundation in Java, with a deep understanding of JVM configuration optimisation strategies and tuning, IO, multi-threading, concurrency frameworks, common data structures, algorithms, and design patterns
• Good programming specifications and rich work experience
• Familiar with mainstream open-source application frameworks, such as SpringBoot, SpringMVC, Mybatis, SpringCloud, etc.
• Experience with MySQL, Oracle, and other databases, with an in-depth understanding of things, locks, indexes, database and SQL optimisation, design methods such as sub-database sub-table, leader/follower synchronization
• Familiar with common middleware, such as Kakfa, ELK, Hologres, etc.
• Possess a deep understanding of the design principles of common caching systems, such as Memcached, Redis, etc. and be able to accurately choose caching solutions
• Have a good understanding of distributed system principles, including CAP, consistency, idempotent operation, etc.
• Work well in a team environment and be able to effectively drive cross-team solutions that have complex dependencies and requirements
• Results-oriented, self-learner, problem solver with 'can do' attitude
• Clear logic, quick thinking and good communication skills
• Bilingual is highly preferred (Mandarin and English) as the team will be working with stakeholders in different regions

Nice-To-Have

• Already or are eager to become an expert in the blockchain and cryptocurrency landscape and will understand how speculators, traders, digital asset exchanges, blockchain money services businesses and financial institutions operate
• Experience working in a disruptive technology, successfully launching products, ideally, within FinTech, eCommerce, SaaS, AdTech, or Digital Wallet business experience
• A history (and preference) of being both strategic, analytical and execution-oriented
• Familiarity with product management processes and tools
• Experience working with teams across different time zones

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

Who We Are

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.

About the KYC Team

The KYC Team's primary goal is to ensure that OKX operates in full accordance with global regulatory requirements while upholding the highest ethical standards, with a strong focus on robust Know Your Customer (KYC) practices. The team achieves this by developing advanced KYC service solutions, integrating with leading KYC providers for seamless identity verification and risk assessment, and supporting secure user onboarding to drive sustainable business growth—all while enhancing user trust in the platform. Our vision is to foster a culture of KYC excellence that integrates cutting-edge innovation with responsible KYC-driven practices, ensuring a safe and compliant ecosystem for our users.

What You'll Be Doing:

• Formulate, select, and develop technical architectures and schemes for KYC projects, leveraging Java and related technologies to build secure, compliant systems for identity verification and risk mitigation.
• Facilitate effective cross-team communication, enhance collaboration efficiency through rigorous code quality controls, and promote best practices in secure software engineering.
• Take ownership of team tasks, mentor junior engineers, and cultivate technical talent within the KYC domain to foster innovation and expertise in regulatory compliance.
• Design and implement high-performance, scalable, and user-friendly services that integrate seamlessly with KYC providers and support robust user onboarding processes.
• Analyze and deliver tailored solutions to address diverse regulatory requirements across global markets, ensuring compliance with KYC standards while minimizing risks.
• Collaborate closely with Product, Design, and Marketing teams to drive rapid innovation in cross-functional environments, accelerating the development of secure and intuitive KYC features.

What We Look For In You:

• Bachelor's degree or above in Computer Science, Engineering, or a related field, with 5+ years of experience in microservices/API development using Java, Spring Boot, and Spring Cloud.
• Strong foundation in Java programming, including deep knowledge of JVM configuration optimization, IO operations, multi-threading, concurrency frameworks, common data structures, algorithms, and design patterns.
• Proficiency with mainstream open-source frameworks such as Spring Boot, Spring MVC, MyBatis, and Spring Cloud, along with a commitment to clean, maintainable code and best programming practices.
• Extensive experience with relational databases like MySQL and Oracle, including in-depth understanding of transactions, locks, indexes, SQL optimization, sharding (sub-database/sub-table), and leader/follower synchronization.
• Familiarity with common middleware and distributed system principles, including message queues (MQ), RPC, caching systems (e.g., Memcached, Redis), Kafka, ELK, CAP theorem, consistency models, and idempotent operations—enabling you to select and implement optimal solutions for scalable, secure KYC architectures.
• Clear logical thinking, quick problem-solving abilities, and strong communication skills to effectively articulate technical concepts and drive KYC project success.
• Fluency in English; knowledge of Mandarin is a plus.

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