Senior/ Staff Engineer - Vault

OKX will be prioritising applicants who have a current right to work in Singapore, and do not require OKX's sponsorship of a visa.

Who We Are

At OKX, we believe the future will be reshaped by technology. Founded in 2017, we are revolutionising world systems through our cutting-edge digital asset exchange, Web3 portal and blockchain ecosystems. We 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 50 million users in over 180 countries globally, OKX empowers every individual to explore the world of Web3. With our extensive range of products and services, and unwavering commitment to innovation, OKX envisions a world of financial access backed by blockchain and the power of decentralized finance. We are innovative in the way we think, work, and in the products we create. We are also socially responsible by actively participating and encouraging employees to take part in various public welfare activities. With more than 3,000 employees around the world, we believe embracing diversity and inclusion will spark the creation of long-term value for the industry. Come Build the Future with Us now!

About The Opportunity

The Vault backend team works on a core component of OKX's Web3 business and is responsible for on-chain asset data management, on-chain Gas estimation, transaction broadcasting and other important modules.

What You’ll Be Doing

• Responsible for system stability construction, optimizing and improving the availability and carrying capacity of online services, and solving online emergencies.
• Understand the business and complete the system architecture design to ensure that performance, scalability and security requirements are met.
• Continue to pay attention to new technology trends, introduce and integrate new technology solutions to improve system performance and development efficiency.

What We Look For In You

Solid Java foundation, with an in-depth understanding of JVM configuration optimization strategies and tuning, IO, multi-threading, concurrency framework, common data structures, algorithms and design patterns. Familiar with mainstream open source application frameworks, such as SpringBoot, SpringMVC, Mybatis, SpringCloud, etc. Proficient in the usage scenarios and principles of commonly used middleware (such as MQ, cache, ES, etc.), and be able to use its functions to solve architecture and high concurrency issues. Proficient in mainstream database architecture and usage, with certain experience in big data processing and architecture, and proficient in using middleware services such as Mysql, Lindorm, HBase, PolarDB, etc. Clear logic, quick thinking, good communication skills. Have a strong sense of responsibility, ownership awareness and exploration spirit.

Nice-To-Haves

• Understand Web3, public chain business and technology.
• L&D programs and Education subsidy for employees' growth and development.
• Various team building programs and company events.
• Wellness and meal allowances.
• Comprehensive healthcare schemes for employees and dependants.
• More that we love to tell you along the process!

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