Job Responsibilities:

1. Conduct in-depth analysis of business architecture and requirements to select appropriate technologies, perform technical research, and design system architecture, followed by coding implementation.

2. Develop and iterate the core code of the business platform.

3. Participate in requirements reviews, provide constructive feedback, and independently complete the design and development of specific modules.

4. Identify design issues promptly and propose effective solutions.

5. Overcome technical challenges and complexities related to high concurrency, high availability, and intricate business models.

Qualifications:

1. Proficient in mainstream Java development frameworks with multithreaded concurrent application experience—particularly the Spring ecosystem; skilled in Spring Boot, MyBatis, and familiar with distributed service frameworks such as Spring Cloud, Spring Cloud Alibaba, and Dubbo, with hands-on implementation experience.

2. Strong web development skills with a solid understanding of the HTTP protocol; knowledgeable about RESTful API design principles and specifications, as well as RPC frameworks like gRPC.

3. Experienced in API security, gateway solutions, JWT, OAuth 2.0, encryption/decryption, and data security technologies.

4. Familiar with NoSQL technologies such as Redis, MongoDB, and Elasticsearch; proficient in MySQL with optimization experience; candidates with large-scale system design and development experience are preferred.

5. Experience with messaging middleware such as RabbitMQ, Kafka, and RocketMQ.

6. Proficient in NIO and Netty network programming; understanding of Scala and Akka programming; knowledgeable in Domain-Driven Design (DDD).

7. Familiar with design patterns and capable of streaming data computation and processing.

8. Experienced in MySQL database sharding and partitioning; adept at data migration and handling large datasets.

9. Skilled in designing and implementing distributed systems; familiar with distributed computing technologies, caching, messaging, and load balancing mechanisms.

10. Understanding of high-concurrency, high-reliability system design, monitoring, and operations—including load balancing, clustering and application monitoring, capacity planning, traffic control, troubleshooting, and log collection and analysis.

11. Proficient with Linux and common Kubernetes container commands.

12. Minimum of financial industry experience; Web 3.0 industry experience is a plus.