Senior/Staff Engineer - Java (Payment)

Who We Are

At OKX, we believe that the future will be reshaped by Crypto, ultimately contributing to every individual's freedom. OKX began as a crypto exchange giving millions of people access to crypto trading and over time becoming among the largest platforms in the world. In recent years, we have developed one of the most connected Web3 wallets used by millions to access decentralized crypto applications (dApps). OKX is a trusted brand by hundreds of large institutions seeking access to crypto markets on a reliable platform that seamlessly connects with global banking and payments. In the last year, OKX has expanded into new markets including Australia, Brazil, Netherlands, Singapore and Turkey, with plans to launch in the US, Belgium and the UAE.

We are deeply committed to shaping a fairer, more transparent and accessible society through blockchain technology. This is why we publish proof of reserves monthly, and continue to ship new innovative security features.

About The Opportunity

We’re looking for a Software Engineer to join our Payments Team. This role will provide an early and significant impact on the engineering team in Hong Kong. You will collaborate with the oversea engineering team and work with management to build out the payment engineering team in Hong Kong.

What You’ll Be Doing
• Design and develop 24/7 high scale APIs and distributed system, the tech stack will be on AWS. Java would be the language for the existing code base. Java Spring Boot will be the framework
• Write unit tests, integration tests and CI/CD scripts
• Own, monitor and improve our services in production
• Own and lead collaborative efforts with various stakeholders including: Product, Design, Business and oversea engineering teams
• 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
• Research and promote new technologies and tools
• Face technical challenges - performance, fault-tolerance, security and live production issues
• Be involved throughout our services life cycle, influence every step of the way
• Be part of an amazing fast-paced team

What We Look For In You
• Experienced Java developer, other language experience (C++, Python, Go, Rust) can be a plus
• Proficiency in Spring Framework (Spring Boot), Hibernate (or similar ORM), Maven, Git
• Proficiency with developing Web Services, SOA, REST APIs, Message Queue, Distributed/Scalable Architecture
• Experienced with MS-SQL server
• Experienced in distributed systems and microservices
• 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

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