Vipul Kumar, notes https://vipulkumar.dev/blog/ Long-form engineering posts from building Kafka, a Kotlin Multiplatform reading app. en Fri, 23 Oct 2026 12:00:00 +0530 Word-level audio and text sync in Jetpack Compose: building Kafka's read-along https://vipulkumar.dev/blog/read-along-audio-text-sync-compose/ https://vipulkumar.dev/blog/read-along-audio-text-sync-compose/ Fri, 23 Oct 2026 12:00:00 +0530 vipulyaara@gmail.com (Vipul Kumar) Jetpack Compose Kotlin Multiplatform Audio How Kafka syncs audiobook narration to words in Compose on Android and iOS: player clocks, text geometry, page-follow, and the bugs between them. A realistic page curl in Jetpack Compose, with one AGSL shader for Android and iOS https://vipulkumar.dev/blog/page-curl-jetpack-compose/ https://vipulkumar.dev/blog/page-curl-jetpack-compose/ Thu, 22 Oct 2026 12:00:00 +0530 vipulyaara@gmail.com (Vipul Kumar) Jetpack Compose AGSL Compose Multiplatform How I built a live page curl in Jetpack Compose and Compose Multiplatform: AGSL RuntimeShader as a RenderEffect, fold-to-finger geometry, and the bugs.