• Ensure the reliability, availability, and performance of blockchain nodes and related infrastructure • Monitor, troubleshoot, and resolve incidents in production environments • Build automation tools to improve efficiency and reduce operational risks • Deploy, monitor, and maintain blockchain nodes across multiple networks • Ensure system reliability and uptime by actively managing incidents, troubleshooting, and resolving node failures • Develop automation and maintenance tools (using Golang, Shell, Python, etc.) to streamline operations • Build and maintain monitoring, alerting, and logging systems to proactively detect and address issues • Collaborate with engineering teams and solution architects on reliability improvements and incident prevention • Participate in the on-call rotation to provide timely incident response and resolution