Worked as a Cloud Delivery Architect of finance industry in most of the time, in charge of architecture and implementation of private cloud delivery.Some of the important projects that participated: - Digital transformation of a banking customer. In charge of resource planning, VPC segmentation, and high availability architecture. - An oracle substitution project. In charge of target system deployment, online cutover planning and implementation.

- Focused on works of private cloud version upgrade, including scheme design, process and tool chain optimization, and on-site implementation for the most complex sites such as multi-region site or large-scale (over 3000 physical nodes) single azone site.- Worked as SRE for internal dev environments at early stage, being responsible for site deployment, maintenance, and high availability fire drill.

- Handled internal escalation from other supports, monitored cash flow data and logs to discover logical error in programs of company's P2P lending business.- Developed tools to extract and aggregate data for daily analysis.

Provide Lv.2 and Lv.3 support for Isilon product as a Windows/SMB SME (Subject-Matter-Expert), handling escalations and coordinating with engieering team, dealing with the most anxious customers in misstion critical scenarios.Key stills and responsibilities: - Popular network sharing protocols that SMB, NFS, HDFS, HTTP and FTP; - Various and mixing-used identity authentication/authorization systems, including ActiveDirectory, OpenLDAP and NIS; - The distributing and splitting of IO, along with file lockings in distributed system; - Mastery of Windows and FreeBSD system. - Wireshark/tshark network sniff and analyze. - Shell and Python scripts. - GDB core-dump analyzing. - Training plan/document making and delivery.

Provide remote support for CLARiiON SAN storage. As a non-commissioned Lv.2 support, work closely with escalation engineering on the toughest cases.Strong skill in SAN configuration, troubleshooting and performance tuning.Also work as a team coach and new-hires mentor in the last months before transferring to Isilon team.

Provide out-sourced remote helpdesk support for customer on Windows desktop and ERP system.

Administrating desktop/laptop computers, Win2003 and Exchange 2003 servers, and Legato Networker backup system.Developed and maintained the Web-based internal supply chain system with self-learnt ASP.