Set up hosted POCs based on hyper-converged infrastructure • Built the hyper-converged infrastructure based on different hypervisor (VMware and Red hat).• Assigned virtual machines to the POC clusters with configuring the network (DNS, DHCP) setting and restricting access (Jump host) for customer.• Designed and organized the user guidance and internal knowledge base for the new product (Maxta).Maintained Lab clusters and troubleshot problems for… Show more Set up hosted POCs based on hyper-converged infrastructure • Built the hyper-converged infrastructure based on different hypervisor (VMware and Red hat).• Assigned virtual machines to the POC clusters with configuring the network (DNS, DHCP) setting and restricting access (Jump host) for customer.• Designed and organized the user guidance and internal knowledge base for the new product (Maxta).Maintained Lab clusters and troubleshot problems for customers• Decreased the MTTF of clusters by more than 30% by configuring IPMI improving the reliability and maintainability of Lab clusters. • Maintained all live versions of Maxta on different hypervisors (VMware and Red hat) in order to reproduce issue from customers any time.• Independently investigated into the issue of disconnection between nodes when clients removed unused disks on their primary node and fixed the issue by drifting master nodes and resyncing clusters. Show less

Conducted quantitative research on American stock repurchase market to give insights for investment in Chinese A-share market • Created a local database for updated stocks’ fundamental data and performed data collection and cleaning by Python and Wind API.• Automatically screening stocks with exercise of repurchase to create new portfolio by Python. • Implemented cross-sectional regression to reveal… Show more Conducted quantitative research on American stock repurchase market to give insights for investment in Chinese A-share market • Created a local database for updated stocks’ fundamental data and performed data collection and cleaning by Python and Wind API.• Automatically screening stocks with exercise of repurchase to create new portfolio by Python. • Implemented cross-sectional regression to reveal relationship between free cash flow and wealth effects of stock repurchase.• Optimized adjusted Fama-French three-factor model to predict cumulative abnormal return by adding new value effects of repurchasing. Show less

• Collected and organized critical information about managers in Zhejiang Tianyu Pharmaceutical Co., Ltd • Analyzed accuracy of information according to IPO related laws and regulations