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Senior / Staff Engineer - DeFi Wallet

Senior / Staff Engineer - DeFi Wallet

OKXSingapore, Pedra Branca, Singapore
26 days ago
Job description

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

About OKX

Founded in 2017, OKX is one of the world’s leading cryptocurrency spot and derivatives exchanges. OKX has adopted innovative 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 decentralised finance.

Team Profile

The DeFi Wallet team forms an integral component of OKX's Web3 business. We are responsible for on-chain asset data management, on-chain gas estimation, transaction broadcasts and other important modules. We adapt to the business's interactions with different blockchains by ensuring that there is support for high-concurrency requests, big data processes, stability and other challenges.

Responsible for system stability construction, optimising and improving the availability and carrying capacity of online services, and resolving online incidents

Understanding business needs and contributing to overall system architecture to ensure performance, scalability and security

Engaging in research on new technology trends, introducing and integrating novel technology solutions to improve system performance and development efficiency

Requirements

A solid Java foundation, and an in-depth understanding of JVM configuration optimisation 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.

Clear logical, quick thinking and good communication skills

Having a strong sense of responsibility, ownership, awareness and a willingness to adventure beyond

Understanding of Web3, public chain businesses and technology, or related work experiences

Good to have

Proficient in 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.

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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    Engineer • Singapore, Pedra Branca, Singapore