Job Description
We are seeking a highly skilled and motivated Wallet Development Engineer to join our team in Beijing. This is an important and urgent role with a competitive salary budget of CNY 15-20k/month. The successful candidate will be responsible for designing, developing, and maintaining a secure and reliable digital asset wallet system to meet the needs of our exchange business.
Key Responsibilities
- System Design and Development 
- Design and develop a secure and reliable digital asset wallet system based on exchange business needs, including but not limited to mainstream digital currency wallets such as Bitcoin and Ethereum.
 - Participate in the architecture design of the wallet system, optimize system performance, and ensure stable operation of the wallet in high concurrency scenarios.
 - Implement the core functions of the wallet, such as recharge, withdrawal, collection, and cold transfer, to ensure the accuracy and timeliness of transactions.
 
 - Security Protection 
- Adopt advanced encryption technology and security mechanisms to ensure the security of user wallet assets, preventing security risks such as private key leakage and hacker attacks.
 - Conduct security vulnerability detection and repair, regularly conduct security audits of the wallet system, and promptly identify and resolve potential security issues.
 - Develop and improve wallet security strategies to ensure that the system complies with industry security standards and regulatory requirements.
 
 - Node Building and Maintenance 
- Responsible for building and maintaining blockchain nodes.
 
 - System Maintenance 
- Timely handling of problems that arise during the operation of the wallet system, providing technical support and solutions.
 - Monitor and analyze the performance of the wallet system, continuously optimize system performance, and enhance user experience.
 - Collect user feedback and business requirements, iterate and optimize the functionality of the wallet system.
 
 
Job Requirements
- Bachelor's degree or higher in Computer Science, Software Engineering, or a related field.
 - Proven experience in developing digital asset wallets or blockchain-related systems.
 - Strong understanding of blockchain technology, cryptography, and security mechanisms.
 - Proficiency in programming languages such as Java, Python, or C++.
 - Experience with high concurrency system design and performance optimization.
 - Ability to work independently and collaboratively in a fast-paced environment.
 - Excellent problem-solving skills and attention to detail.
 


