Mobile App Developer / Consultant / Analyst for Travel App in Japan

We are a travel startup in Japan, building an app to connect inbound travelers together through activities and events.
As we are just starting out, we need dedicated self-learners with expertise in the following areas.

Requirements:
+Fluency in English: C2(Advanced/Mastery) - We will interview over skype to make sure you meet our requirement
+At least 5+ years experience in mobile app development
+ Experience in React Native
+ Experience in Firebase, including Analytics

We already have a beta version on the app, but we need to make sure that there is proper tracking in place with Firebase Analytics, monitor performance, and communicate with the development team in Vietnam for any issues.

The position can be Full-time or Part-time or Freelance, depending on your skills and Upgrade to see actual infopending on how well we work together, I am looking for someone who can work for us in the long-term as part of our team.