Add Voice & Video Call features to your app

Jason Koo

Developer Advocate


Messaging app users have high feature expectations that have extended to all apps with communication features including supporting video and voice communications. In this session we’ll show you how to add both to an existing app using Sendbird’s Calls SDK.

Jason Koo is Sendbird’s Developer Advocate, who has been in developer relations for several years connecting software engineers to various technologies from martech to computer vision. Originally an Obj-C iOS developer, he grew to embrace Swift, Kotlin and now enjoys exploring emerging tech such as Flutter, GraphQL and Neo4j, always looking for the best tool for the job.

droidcon APAC is produced by:

Mobile Seasons GmbH (droidcon Global HQ)

Messedamm 22

14055, Berlin


.droidcon is a registered Trademark of Mobile Seasons GmbH

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