Job responsibilities of technical leader: 1. Lead the integration and upgrade of on chain and off chain data engines to enhance database security system. 2. Optimize the compatibility, modularity, and scalability of technical architecture. 3. Lead and manage the technical team, including technical managers, engineers, and developers, to determine task allocation, supervise project progress and quality. 4. Responsible for developing and managing budgets, resource allocation, and risk management for technical projects. 5. Continuously monitor trends and innovations in the technology industry to promote the adoption of the latest technologies and tools in the company