Providing an on-line non-downloadable computer software technical interview platform for live collaborative coding interviews to assess coding skills real time; providing an on-line non-downloadable computer software platform for software programmers to improve coding skills with game based assessment tests and problem solving based assessment tests; providing an on-line non-downloadable computer software platform for technical assessment of coding skills; providing an on-line non-downloadable computer software platform for software programmers to improve coding skills with game based assessment tests and problem solving based assessment tests; application service provider featuring application programming interface (API) software that enables candidates for computer engineering and information technology positions to write, modify, compile, and run computer programs that both the candidates and the interviewers can see in real time during a session, and stores the sessions on a server for future reference; application service provider featuring a collection of application programming interface (API) software for integration to other adjacent platforms, including applicant tracking system; providing a web site featuring temporary use of non-downloadable software that enables candidates for computer engineering and information technology positions to write, modify, compile, and run computer programs that both the candidates and the interviewers can see in real time during a session, and stores the sessions on a server for future reference