Social in Hotstar

Presented by Prachi Sharma and Anshul Jhawar

Transcript

1. Hotstar - Social Gamifying India’s Favourite Pastime
2. Anshul Jhawar Engineering Manager LinkedIn: anshuljhawar Prachi Sharma Senior Full Stack Developer LinkedIn: pracSharma
3. Hotstar Sports Bar?
6. 58.5 million users sent 5.91 billion emoji 25.5 million users answered 1.03 billion questions 10.2 million users made 43.5 million comments
7. Jan 2019 March 2019 April 2019 June 2019 Oct 2019 Feb 2020 Feed Comments, WnP, Emoji Improvements + Scale Hotshots Social Graph Memes Duets Social Signals
8. Delivery Mechanism - Pubsub - MQTT
9. Social Feed Architecture WnPDataProvider CommentDataProvider AdsDataProvider WnPBuffer CommentBuffer AdsBuffer Priority FeedDataSource FeedData FeedViewModel FeedViewController
11. - Synchronization - Past questions should not be answerable - Acceptance criteria for answers WnP - How it works?
12. Hotshots
14. Dynamic image configurations - Transformations - Dynamic transformations - Named transformations - Example - Small width tag width 300 -> t_img_s - Benefit! - $$$ saved
15. Data Optimization - Gzip - Accept-Encoding - HTTP header - Emoji - Scorecard - Protobuf - “6 times faster than JSON” - Comments - Notification data - Social signals
16. Remote configuration?
17. Firebase Remote Config
19. Issues • Content wise configurations not possible • Time taken for change propagation • Failure rate - (10%) • Difficult to manage
20. Config Store • In-house per content configuration • Real time changes • Client specific configuration
23. Any Questions?
24. https://tech.hotstar.com