OKX is hiring Web3 Web3 Principal/Senior Engineer - Defi - ZK-DEX(Java)

Desired Qualifications

• Bachelor degree or above, major in computer science or related field, Java practical project development experience; project experience in high performance and high concurrency scenarios (head C-end business, message queue, gateway, storage, RPC) is preferred;
• Have a solid Java foundation, Java multi-threading, concurrency and network communication have deep experience, and have good programming habits;
• Familiar with the design and application of distributed systems, familiar with distributed, caching, messaging, Load Balance and other mechanisms and implementations;
• Diligent and eager to learn, passionate about the crypto industry; maintain a curiosity about new things; be sensitive to business data and respectful of online data; have certain stress resistance and self-driving ability;

Duties & Responsibilities

• Responsible for the design and development of the company's core system, large and complex Dapp applications built on blockchain, and participating in the docking, communication and scheme design with external partners such as oracle manufacturers and Layer2 manufacturers;
• Maintain good communication with the Product Manager and other R & D teams, make reasonable suggestions for product requirements, and ensure the smooth progress of development work according to plan;
• Responsible for database design, scheme design, API interface design, external system access, etc.

Soft Skills

• Love technology, have a relentless pursuit of technology, and enjoy studying open source code.
• Priority will be given to those who have experience in optimizing projects in traditional financial fields, futures businesses, etc.
• Familiarity with blockchain project products is preferred, and familiarity with on-chain applications such as Defi/Layer2 is preferred. Good English and fluent spoken English are plus points.

Salary & Benefits

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

Our Company

Who We Are At OKX, we believe our future is reshaped with technology. 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 vision is a world of financial access backed by blockchain and the power of decentralized finance. We invest in our people as much as we invest in technology. We are united by our engaging culture, here we win as a team, embrace changes, and do the right thing. We are committed to creating a friendly, rewarding and diverse environment for OKers. It doesn’t matter where you come from, here everyone feels valued, respected and has the same opportunities to develop and thrive — we want to bring out the best in you.

Other

About the Opportunity ZK-DEX is a decentralized perpetual contract and spot based on order book. It adopts off-chain matching and on-chain accounting methods, achieves complete self-custody of assets through zero-knowledge proof and Layer 2 solution, and ensures the security of assets in the ZK-Rollup mode. The team is mainly responsible for the backend function implementation of on-chain perpetual contracts and on-chain spot. By delivering the transaction sequence after the centralized matching transaction is completed to Layer 2 as expected and ensuring accurate execution on Layer 2, the status is finally updated to L1. It effectively ensures the self-custody of user assets and can complete secure transactions between spot and futures.