1. Backend System Development:

• Responsible for the backend development and maintenance of the company's core business, ensuring system stability and high performance.
• Participate in system architecture optimization to enhance code maintainability and scalability.

2. Database Design and Optimization:

• Responsible for database design and index optimization to improve data query and storage efficiency.
• Participate in the design and implementation of optimization schemes such as database sharding and read-write separation.

3. Big Data Processing (Preferred):

• Responsible for optimizing big data storage, computing, and analysis processes to enhance data processing efficiency.
• Participate in data warehouse and ETL development to optimize large-scale data query performance.

4. Distributed Systems & High Concurrency Optimization:

• Participate in the architecture optimization of distributed systems to improve system throughput and scalability.
• Utilize technologies such as caching (Redis), message queues (Kafka/RabbitMQ) to optimize performance.