**Company Overview:**

We are a globally leading centralized digital asset trading platform, dedicated to providing users with secure, efficient, and stable cryptocurrency trading services. As the platform continues to expand, our infrastructure is continually being upgraded. We are now inviting experienced backend developers to join us, focusing on the foundational aspects of the exchange, such as user centers, homepage navigation, KYC (Know Your Customer), security authentication, and other core functional modules for development and optimization.

**Job Title:** Backend Developer (Infrastructure Section)

**Location:** [Remote]

**Job Description:**

1. **System Design and Development:** Responsible for the backend development and maintenance of core functional modules for the centralized exchange, including but not limited to user center, homepage navigation, user account management, KYC system, and security authentication.

2. **Interface Design and Optimization:** Collaborate closely with the frontend team to design and develop high-performance API interfaces, ensuring the stability and security of data interactions.

3. **User Authentication and Security Management:** Optimize the user authentication process, ensuring compliance and security of the KYC and security authentication systems, enhancing user operational experience.

4. **Database Management:** Design, optimize, and maintain efficient database systems, ensuring data integrity and consistency.

5. **Performance Optimization:** Responsible for tuning system performance to ensure stability and efficiency under high concurrent environments.

6. **Technical Documentation:** Write and maintain relevant technical documentation and development standards to ensure code readability and efficient team collaboration.

7. **Cross-Department Collaboration:** Work closely with product managers, frontend developers, and operations teams to drive the efficient implementation of core functionalities and ensure the quality of deployment.

**Job Requirements:**

1. **Educational Background:** Bachelor's degree or higher in Computer Science, Software Engineering, or a related field.

2. **Work Experience:** Over 3 years of backend development experience, with preference given to those who have experience in finance, exchanges, or other high-concurrency system development.

3. **Development Skills:** Proficient in mainstream backend development languages such as Java, Go, and Python; familiar with development frameworks like Spring, Django, and Gin.

4. **Database Skills:** Skilled in MySQL, PostgreSQL, or other relational databases, with experience in database design and optimization.

5. **Security Awareness:** Familiar with the development and optimization of user identity verification (KYC), security authentication (such as 2FA, OTP), and a strong understanding of information security.

6. **System Design Capability:** Strong system architecture design skills, capable of designing high-performance, highly available distributed systems.

7. **Performance Optimization Experience:** Experience in the development and optimization of high-concurrency, high-availability systems, capable of handling large-scale user access.

8. **Bonus Points:** Experience in blockchain-related development, familiar with the basic functions and specific requirements of centralized exchanges.

9. **Communication and Collaboration:** Strong team collaboration spirit and communication skills, able to effectively advance projects in cross-departmental cooperation.

**We Offer:**

- **Industry-Leading Salary Package:** Competitive base salary + project bonuses + stock options.

- **Rapid Growth Opportunities:** Participate in cutting-edge project development in the blockchain field and accumulate rich industry experience.

- **Flexible Working Environment:** Provide flexible working hours, encouraging innovation and independent decision-making.

- **Diverse Employee Benefits:** Including social insurance and housing fund, paid annual leave, holiday benefits, and various team activities.

If you are passionate about the blockchain industry and wish to continuously challenge and innovate on a technical level, we welcome you to join us in building an industry-leading digital asset trading platform!

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We look forward to your joining us in building a more outstanding infrastructure for digital asset trading platforms!