Autodesk autocad and revit programing, use c#, c++ and vba MS office programing, including excel, word, powerpoint, outlook and sharepoint, use c# vsto and vba; Azure, AWS cloud resource plan, configuration and depolyment DevOps like CI/CD( jenkins/Circle CI), docker, git(github/bitbucket/gitlab) System administration, windows, linux, vmware, vagrant, powershell, bash, python, nginx, haproxy cad/cae, engineering, simulation, analysis, ansys, abaqus web and mobile developing, ios, android, h5