
The all-in-one cryptocurrency trading platform
OKX is a leading cryptocurrency exchange headquartered in Mahe, Seychelles, serving over 50 million active users across 180 countries. The platform offers a comprehensive suite of services, including crypto trading, NFT marketplaces, and decentralized finance (DeFi) products. With a commitment to se...
OKX provides a comprehensive insurance package covering medical, dental, vision, disability, and life insurance. Employees enjoy paid parental leave, ...
OKX fosters a culture focused on accessibility in cryptocurrency trading, aiming to demystify the crypto space for users of all levels. The company va...

OKX • Hong Kong, Hong Kong SAR
OKX is seeking a Senior Web3 Engineer to develop blockchain application layer services, including web3 wallets and DeFi protocols. You'll leverage your Java programming skills and blockchain knowledge to optimize system performance and enhance engineering efficiency.
You have solid programming experience in Java, with a strong foundation in concepts such as I/O, multi-threading, and collections. Your background includes developing blockchain applications, and you are familiar with the intricacies of decentralized finance (DeFi) protocols and web3 technologies. You understand the importance of system performance optimization and have a keen eye for identifying service optimization points to improve production efficiency.
You are comfortable working in a collaborative environment and can translate business and product requirements into functional and architectural designs. Your experience includes technical research and development, ensuring high availability and reliability in the services you build. You thrive in a culture that values teamwork and shared principles, and you are motivated by the impact of your work on the future of crypto.
Experience with decentralized applications (dApps) and a deep understanding of blockchain technology will set you apart. Familiarity with staking mechanisms and protocol design is a plus, as is a passion for contributing to the evolving landscape of cryptocurrency and blockchain solutions.
In this role, you will be responsible for the development of blockchain application layer business services, focusing on web3 wallets and DeFi protocol design. You will engage in system performance optimization, conducting technical research and development to meet high performance and reliability standards. Your architectural capabilities will allow you to discover optimization points and enhance engineering production efficiency.
You will collaborate closely with cross-functional teams to ensure that the functional design aligns with business objectives. Your role will involve completing architecture design optimizations and leading R&D efforts to innovate and improve existing services. You will also be expected to stay updated on industry trends and advancements in blockchain technology, contributing to the strategic direction of OKX's product offerings.
At OKX, you will be part of a leading crypto exchange that is reshaping the future of finance. We offer a dynamic work environment where your contributions will directly impact millions of users accessing crypto trading and decentralized applications. You will have the opportunity to work with cutting-edge technologies and be part of a team that values collaboration, innovation, and integrity. We encourage you to apply even if your experience doesn't match every requirement, as we believe in fostering a diverse and inclusive workplace.
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