First step is customizing interfaces of open source urbackup program(client and server), second step is modifying client to hold checksums of client drive to decrease the time needed for incremental images, third step code a plugin for server to backup itself on backblaze cloud system.
Dear Hiring Manager I'm an expert in C, C ++ (please see my profile). I have a lot of experience in installing backup system. I guarantee to complete your job well. Can i start? Best Regards, do-nhuan