Based at Shanghai China, work remotely. Fixed-price or hourly job for new or ongoing project of developing web or mobile application with react, react native technology stack. Can build the application from zero. I have completed 3 three medium-size (each > 50 man-months of development) enterprise applications in production which has web, iOS, Android client in last 1.5 years. The stack includes but not limited to: react, react-router, redux, apollo, graphql, ssr with JVM Nashorn, webpack.