Fragments 2017

A conference on the mobile ecosystem in India

Dialog a tête-à-tête with a bot via Watson ; Kotlin & Java versions

Submitted by Vidyasagar Machupalli (@vmac) on Wednesday, 12 July 2017

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WatBot is a Voice-enabled Android Native ChatBot built using Watson Conversation, Speech-to-Text and Text-to-Speech Services on IBM Bluemix (open standards cloud platform for building, running, and managing apps and services).

The talk + demo shows how to create a chatbot dialog using Conversation service, add capabilities to input voice and read the message using text-to-speech. Integrating the dialog into an Android app;Both Java and Kotlin versions. Using text and voice as inputs, chat with the bot. Also, mobile analytics can be added to track the usage and other metrics.


  • Introduction to Watson Cognitive Services.
  • Creating Intents, Entities and building a dialog for chatbot conversation.
  • Integrating the dialog into an Android app;Both Java and Kotlin versions.
  • Using text and voice as inputs, Chat with the bot.

Speaker bio

Vidyasagar MSC aka Vidyasagar Machupalli is a Polyglot and Pragmatic programmer, who loves technologies changing lives. He is a well-known blogger and speaker in various technical communities. He currently works for IBM as an Offering Manager for Developer Productivity promoting the use of IBM Cloud through talks, articles, blogging, user demonstrations, recorded demonstrations, or by the creation of sample projects. He has been awarded as Microsoft MVP, Intel Software Innovator, and DZone MVB. He is passionate about game development and works in his free time developing games and Mobile apps.


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  • 1
    Linda Miller (@lindamiller) 29 days ago

    More than an year of experience with using MQTT as the main channel of communication for Shadowfax Rider App, with custom auto-receovery and backups implementation on client side.

  • 1
    Natasha Aiken (@natashaaiken480) a day ago

    Anybody Can Now Use IBM’s Watson To Crunch Data For Free. You presumably know IBM’s Watson stage best from its triumphant execution on Jeopardy. … In particular, IBM has opened the Watson Analytics stage up to everybody in an open beta.

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