Shardeum and Ecosystem Job Openings


Principal/Senior Engineer - Defi - ZK-DEX(Java)



Software Engineering
Hong Kong
Posted on Monday, December 11, 2023

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.

About the Opportunity

What You’ll Be Doing:
  • Responsible for the design and development of the company's core system, large-scale and complex Dapp applications built on blockchain, and participate in the docking, communication and scheme design with external partners such as oracle manufacturers and Layer2 manufacturers;
  • Maintain good communication with Product Manager and other R&D teams at the same time, rationalise product requirements, and ensure the smooth progress of development work according to plan;
  • Responsible for database design, program design, API interface design, external system access, etc.
What We Look For In You:
  • Bachelor degree or above, computer or related major
  • Java practical project development experience; project experience in high-performance, high-concurrency scenarios (Top-tier Consumer-facing 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 hands on programming habits;
  • Familiar with the design and application of distributed systems, familiar with distributed, caching, messaging, Load Balance and other mechanisms and implementations;
  • Love technology and like to study open source code;
  • Experience in optimizing projects such as traditional financial field business and payment business is preferred;
  • Proficiency in Mandarin and English
Nice to Haves:
  • Familiar with blockchain project products is preferred, familiar with chain applications such as Defi/Layer2 is preferred
  • Diligent and eager to learn and passion in crypto industry; maintain a curiosity about new things; be sensitive to business data and awe of online data; have a certain ability to withstand pressure and self-motivation
Perks & Benefits:
  • Competitive total compensation
  • Comprehensive insurance coverage for employees and their dependants
  • More that we love to tell you along the process!