ELSA Speak

The Client

A Silicon Valley Start-up named ELSA who aims to build a mobile application that helps users to improve English speaking skill.

Business Needs

The Client wants to build a mobile application which is powered by advanced voice recognition technology. TVO members has worked remotely from Hanoi office, cooperating with other fellows around the world to accomplish day-to-day tasks for over 2 years.


System Brief


Project Brief

  • Mobile development for the client’s application.
  • Maintain the application.

Period: 2 years and still going

Developer: 2 Objective-C、2 Android.