Technical Middleware Expert

2 days ago

Hong Kong, Central and Western District, Hong Kong SAR China OKX Full time

**Company Overview**

At OKX, we are shaping the future of crypto and contributing to individual freedom.

We believe that a leading crypto exchange and developer of OKX Wallet can give millions access to crypto trading and decentralized applications.

Our brand is trusted by hundreds of institutions seeking access to crypto markets.

We are safe and reliable, backed by our Proof of Reserves.

Our culture is driven by core principles: We Before Me, Do the Right Thing, and Get Things Done.

This drives our environment, processes, and friendly, rewarding diversity for every OK-er.

OKX is part of OKG, a group bringing Blockchain value to users worldwide through products like OKX, OKX Wallet, OKLink, and more.

**Middleware Team Overview**

You will join an elite team of technical experts from top companies like Alibaba, ByteDance, Tencent, and Baidu.

This team pushes technology optimization and explores frontier innovations, striving to lead industry changes.

Projects cover microservice governance, RPC frameworks, MQ messaging middlewares, and data middlewares, providing solid support for business.

We advocate open, sharing, and cooperative cultural atmosphere, creating a brilliant future with you.

Responsibilities:

  1. Responsible for overall architecture design and optimization of microservice governance frameworks (e.g., SpringCloud), RPC frameworks, MQ messaging middlewares (e.g., Kafka), and data middlewares (including RDB databases such as MySQL, NOSQL such as Redis, Elastic Search, etc.).
  2. Conduct in-depth research and select appropriate technical solutions, driving selection and implementation of middleware technologies to ensure high availability, scalability, and security of the system.
  3. Proficient in microservices frameworks such as Spring Boot and Spring Cloud, responsible for customized development and performance tuning of the frameworks.
  4. Deep understanding of RPC communication mechanisms and working principles of message queues, optimizing message transmission efficiency and resolving data consistency issues in distributed systems.
  5. Combine business requirements to design efficient data storage solutions, optimizing data access performance and cost.
  6. Responsible for integrated deployment, monitoring, alerting, troubleshooting, and emergency response of middleware systems, improving operational efficiency and system stability.
  7. Keep abreast of industry trends, introduce new technologies and concepts, and promote team technical capabilities.

Requirements:

  1. Bachelor's degree or above in Computer Science or related field, with a solid foundation in computer science.
  2. Over 10 years of software development experience, with at least 6 years of experience in middleware or distributed system architecture design, and successful cases of large-scale project or complex system architecture design.
  3. Proficient in microservice architecture design and implementation, familiar with RPC frameworks such as Spring Cloud and Dubbo, as well as messaging middlewares like Kafka and RabbitMQ.
  4. Deep understanding of the design and optimization of NoSQL databases such as Redis and MongoDB, as well as relational databases like MySQL.
  5. Familiar with the use and optimization of search engines such as Elastic Search.
  6. Practical experience with configuration centers such as Nacos and Apollo, as well as containerization technologies like Kong API Gateway and Kubernetes (K8S).
  7. Understanding of distributed coordination services such as etcd and Zookeeper, and have some understanding and practical experience in cutting-edge technologies such as ServiceMesh, Sidecar, and eBPF.
  8. Possess top-level design capabilities for complex systems, able to independently complete the entire process from requirement analysis to technical solution design.
  9. Excellent logical thinking and problem-solving skills, able to quickly locate and resolve system bottlenecks and difficult issues.
  10. Good communication and coordination skills, a strong sense of teamwork, able to effectively manage project timelines and lead the team to achieve goals. Mandarin speaker is a plus.
  11. Maintain curiosity about new technologies and be willing to continuously learn and apply them in practical work.

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