Being a software engineer means you need to work with programming computer software in ways so that the program can understand the input and provide the desired output. This is possible when you know the language of the computers. Currently, as a software engineer you should have a proper hold on at least 5 out of the following programming languages: SQL Java JavaScript C# Python PHP IOS Ruby Scala LISP Perl MATLAB C++ Groovy Shell TypeScript Visual Basic.Net Objective C Delphi/Object Pascal Assembly Language Swift Go R OCAML Haskell