Design system architecture, including high reliability, resource usage reduction, backup/restore tool development, container lifecycle on Kubernetes. Design/maintain CI/CD flow, infrastructure layer(like database, Ceph) component on Kubernetes. Manage repository of container, npm, PyPI. Troubleshoot all environment. Housekeeping tool development. Assist RD design Kubernetes component. Configuration management.

Develop a API base automation tools, one of the feature is reducing the process time about 97% and no more manual process. Make existing systems more stable and easier to maintain, a example is that automate a 4 hours unpredictable maintenance.