Senior Java Engineer – Web3 Earn Team

Website OKX

Discover the future of investing, built on top of the world’s mo

About the job
About OKX:


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.


About the team:

As a key builder of DeFi products, the team plays an integral part in OKX’s journey to reshape the financial ecosystem. OKX Earn provides users with a way to generate interest on your assets through multiple investment choices in the DeFi space, aiming to convert hodls to maximized crypto gains to millions of global users. The objective of the products is simple – hodl, have a good time and earn along the way.




Responsible for the development of the blockchain business server interface and the development of blockchain services required by other products
System performance optimization and technical research to ensure high availability, high reliability and high performance requirements
Improve architectural infrastructure through discovering service optimization points
Improve engineering production efficiency
Collaborate with key stakeholders to drive and define product requirements, complete functional design, architecture design optimization, R&D




Degree or above, majors in computer, software engineering and other related majors;
Solid foundation of JAVA, including JVM, IO, multithreading, concurrency, network, deep understanding of object-oriented, design principles, encapsulation abstraction, etc.;
Proficient in mainstream JAVA frameworks such as Spring/SpringMVC/SpringBoot, with practical project experience that can stand up to scrutiny, to C business experience and architecture experience, and experience in large-scale project foundation and application architecture design is preferred;
Experience in business development and architecture design with large traffic and high concurrency is preferred
Familiar with blockchain platform products is preferred, such as Bitcoin, Ethereum, Hyperledger, etc


Good to have:


Understand one or more mainstream DeFi projects: MakerDao, uniswap, compound, synthetix, etc

To apply for this job please visit