张鑫春 Email and Phone Number

2019.12～now1. AI search engine, focuses on high-dimensional vector retrieval, general search engine development;2018.7～2019.121. Tech leader of the web crawler；2016.7～2018.61. Architect and owner of JS crawler；2. Design and program a light-weight framework (which we have named as sm_async) for multithreading and asynchronous programming using C/C++, which has been widely used in our web spider;3. Design and program some kernel systems for the web spider in… Show more 2019.12～now1. AI search engine, focuses on high-dimensional vector retrieval, general search engine development;2018.7～2019.121. Tech leader of the web crawler；2016.7～2018.61. Architect and owner of JS crawler；2. Design and program a light-weight framework (which we have named as sm_async) for multithreading and asynchronous programming using C/C++, which has been widely used in our web spider;3. Design and program some kernel systems for the web spider in corporation with my team members, such as the intermediating system (Allotter) and the pressure control system (Pump) and the link selection system (Apollo); Show less

During my full-time employment at Baidu.inc, I focused on the design and development of distributed storage system at the department of INFrastructure(INF, 基础架构部), major using C/C++. Our project and product is known as the NFS, and my major contributions include but are not limited to the followings,1. I used the SOA architect to improve the replication module of the file server, which we used to store the replicas of files, making the file engine faster and more efficient;2. I designed… Show more During my full-time employment at Baidu.inc, I focused on the design and development of distributed storage system at the department of INFrastructure(INF, 基础架构部), major using C/C++. Our project and product is known as the NFS, and my major contributions include but are not limited to the followings,1. I used the SOA architect to improve the replication module of the file server, which we used to store the replicas of files, making the file engine faster and more efficient;2. I designed and developed the module for limiting the write speed of each file, preventing the abuse of network and protecting other users that using the same systems;3. I redesigned the HA scheme for the distributed system, using the QJM substitute for the keepalived;4. I developed the CLI tool for the management of the cluster;5. I designed some tools for the system maintenance, such as decommissioning a file server. Show less

I joined in Alipay.com when I left the university. I am the original member of the financial cloud team, and my responsibility is to design and program for the Ant financial cloud platform (www.cloud.alipay.com) at the department of infrastructure (基础技术部), major using Java/AngularJS/Python, etc. My major contributions include but are not limited to the followings:1. As a lead software engineer, I designed the Connector for connecting the PaaS and IaaS layers, and write most of the… Show more I joined in Alipay.com when I left the university. I am the original member of the financial cloud team, and my responsibility is to design and program for the Ant financial cloud platform (www.cloud.alipay.com) at the department of infrastructure (基础技术部), major using Java/AngularJS/Python, etc. My major contributions include but are not limited to the followings:1. As a lead software engineer, I designed the Connector for connecting the PaaS and IaaS layers, and write most of the codes;2. As a designer and developer, I built the AppInfo platform for the management of the meta data of the PaaS, such as operation records, svn infos, metadata of apps;3. As the major designer and contributor, I helped the team construct the automated operation and maintenance system, which is vitally important to the PaaS;4. As the original designer and the major developer, I built the buildpack-like system, which we have named it Buildpack, for the management of different kinds of applications, and for the implementation of automated operation and maintenance;5. Some other work, for example, code refactoring and so on.During my fifteenth months at Alipay, I received 3.75A(KPI) each time, and was granted SERs (Stock Economic Rights) in the first year. I am honored to work for the great company, and I quit the job because something wrong happened to my family, and I have no choice but quit the job. Show less