Oct 2021 – Present · 4 yrs 7 mos

• Mobile apps developer

Sep 2021 – Present · 4 yrs 8 mos

• Collaborated with a teammate to design and develop the Chat Conversation feature with offline support using a clean and scalable architecture.
• Contributed to the implementation of the Video Story feature
• . ●​ Collaborated on building the Live Stream (broadcasting) feature leveraging Amazon IVS SDK and Jetpack Composefor modern UI. ●​ Implemented image and video uploading with Kotlin coroutines and WorkManager, including Media3 video compression to reduce file size by 95%. ●​ Optimized performance with R8 and resource shrinking, reducing app size from 70 MB → 17 MB (75% reduction).
• ●​ Created product flavors for Google and Huawei services to streamline builds. ●​ Refactored the app by migrating ApolloClient v1 → v3 and unified image loading using Coil3 (replacing Picasso and Glide). ●​ contributing the Java → Kotlin migration and introduced a multi-module architecture for better scalability and build management. ●​ Set up Jetpack Compose integration, AsyncDiffAdapter for smoother scrolling, and testing libraries for improved code quality. ●​ Continuously debug, refactor, and enhance app performance, reducing crashes, ANRs, and exceptions.