• Part of the first few teams responsible for migrating Zalando's Fashion Store app from native to React-Native.
• Built a highly performant React-Native powered Video player from scratch that would be used as a foundation for all video based experiences in the app going forward.
• Delivered first react-native powered video-feed experience in < 6 months of starting migration process.
• Implemented app-wide reusable observability and analytics tracking to ensure high performance for technical as well as business metrics.
• Conducted several experiments(MP4 vs. HLS, position based optimizations, lazy-loading etc.) to improve video load times to land at p75 autoplay start of 330 ms on Android and 181 ms on iOS.
• Helped deliver AA A11Y compliance for all premises owned by our team.
• Participated in load-tests to ensure that our backend services were capable of handling heavy loads during critical business events like CyberWeek.